diff --git a/README.md b/README.md index 8b4c9ac..4f736c5 100644 --- a/README.md +++ b/README.md @@ -81,8 +81,8 @@ A curated list of awesome Java frameworks, libraries and software. *Frameworks that ease bean mapping.* -* [Dozer](https://github.com/DozerMapper/dozer/) - Mapper that copies data from one object to another using annotations and API or XML configuration. -* [JMapper](https://jmapper-framework.github.io/jmapper-core/) - Uses byte code manipulation for lightning-fast mapping. Supports annotations and API or XML configuration. +* [Dozer](https://github.com/DozerMapper/dozer) - Mapper that copies data from one object to another using annotations and API or XML configuration. +* [JMapper](https://jmapper-framework.github.io/jmapper-core) - Uses byte code manipulation for lightning-fast mapping. Supports annotations and API or XML configuration. * [MapStruct](https://github.com/mapstruct/mapstruct) - Code generator that simplifies mappings between different bean types, based on a convention-over-configuration approach. * [ModelMapper](https://github.com/jhalterman/modelmapper) - Intelligent object mapping library that automatically maps objects to each other. * [Orika](https://github.com/orika-mapper/orika) - JavaBean-mapping framework that recursively copies (among other capabilities) data from one object to another. @@ -92,37 +92,37 @@ A curated list of awesome Java frameworks, libraries and software. *Tools that handle the build cycle and dependencies of an application.* -* [Apache Maven](https://maven.apache.org/) - Declarative build and dependency management that favors convention over configuration. It might be preferable to Apache Ant, which uses a rather procedural approach and can be difficult to maintain. +* [Apache Maven](https://maven.apache.org) - Declarative build and dependency management that favors convention over configuration. It might be preferable to Apache Ant, which uses a rather procedural approach and can be difficult to maintain. * [Bazel](https://bazel.io) - Tool from Google that builds code quickly and reliably. * [Buck](https://github.com/facebook/buck) - Encourages the creation of small, reusable modules consisting of code and resources. -* [Gradle](https://gradle.org/) - Incremental builds programmed via Groovy instead of declaring XML. Works well with Maven's dependency management. +* [Gradle](https://gradle.org) - Incremental builds programmed via Groovy instead of declaring XML. Works well with Maven's dependency management. ## Bytecode Manipulation *Libraries to manipulate bytecode programmatically.* -* [ASM](http://asm.ow2.org/) - All-purpose, low-level bytecode manipulation and analysis. -* [Byte Buddy](http://bytebuddy.net/) - Further simplifies bytecode generation with a fluent API. +* [ASM](http://asm.ow2.org) - All-purpose, low-level bytecode manipulation and analysis. +* [Byte Buddy](http://bytebuddy.net) - Further simplifies bytecode generation with a fluent API. * [bytecode-viewer](https://github.com/Konloch/bytecode-viewer) - Java 8 Jar & Android APK reverse engineering suite. -* [Byteman](https://byteman.jboss.org/) - Manipulate bytecode at runtime via DSL (rules); mainly for testing/troubleshooting. +* [Byteman](https://byteman.jboss.org) - Manipulate bytecode at runtime via DSL (rules); mainly for testing/troubleshooting. * [cglib](https://github.com/cglib/cglib) - Bytecode generation library. -* [Javassist](https://jboss-javassist.github.io/javassist/) - Tries to simplify bytecode editing. +* [Javassist](https://jboss-javassist.github.io/javassist) - Tries to simplify bytecode editing. ## Caching *Libraries that provide caching facilities.* * [Caffeine](https://github.com/ben-manes/caffeine) - High-performance, near-optimal caching library. -* [Ehcache](http://www.ehcache.org/) - Distributed general-purpose cache. -* [Infinispan](http://infinispan.org/) - Highly concurrent key/value datastore used for caching. +* [Ehcache](http://www.ehcache.org) - Distributed general-purpose cache. +* [Infinispan](http://infinispan.org) - Highly concurrent key/value datastore used for caching. ## Cluster Management *Frameworks that can dynamically manage applications inside of a cluster.* -* [Apache Aurora](https://aurora.apache.org/) - Mesos framework for long-running services and cron jobs. -* [Apache Mesos](https://mesos.apache.org/) - Abstracts CPU, memory, storage, and other compute resources away from machines. -* [Singularity](http://getsingularity.com/) - Mesos framework that makes deployment and operations easy. It supports web services, background workers, scheduled jobs, and one-off tasks. +* [Apache Aurora](https://aurora.apache.org) - Mesos framework for long-running services and cron jobs. +* [Apache Mesos](https://mesos.apache.org) - Abstracts CPU, memory, storage, and other compute resources away from machines. +* [Singularity](http://getsingularity.com) - Mesos framework that makes deployment and operations easy. It supports web services, background workers, scheduled jobs, and one-off tasks. ## Code Analysis @@ -131,12 +131,12 @@ A curated list of awesome Java frameworks, libraries and software. * [Checkstyle](https://github.com/checkstyle/checkstyle) - Static analysis of coding conventions and standards. * [Error Prone](https://github.com/google/error-prone) - Catches common programming mistakes as compile-time errors. * [Infer](https://github.com/facebook/infer) - Modern static analysis tool for verifying the correctness of code. -* [jQAssistant](https://jqassistant.org/) - Static code analysis with Neo4J-based query language. +* [jQAssistant](https://jqassistant.org) - Static code analysis with Neo4J-based query language. * [NullAway](https://github.com/uber/NullAway) - Eliminates NullPointerExceptions with low build-time overhead. * [PMD](https://github.com/pmd/pmd) - Source code analysis for finding bad coding practices. * [SonarJava](https://github.com/SonarSource/sonar-java) - Static analyzer for SonarQube & SonarLint. * [Sourcetrail ![c]](https://www.sourcetrail.com) - Visual source code navigator. -* [Spoon](https://github.com/INRIA/spoon/) - Library for analyzing and transforming Java source code. +* [Spoon](https://github.com/INRIA/spoon) - Library for analyzing and transforming Java source code. * [Spotbugs](https://github.com/spotbugs/spotbugs) - Static analysis of bytecode to find potential bugs. ## Code Coverage @@ -144,8 +144,8 @@ A curated list of awesome Java frameworks, libraries and software. *Frameworks and tools that enable code coverage metrics collection for test suites.* * [Clover ![c]](https://www.atlassian.com/software/clover/overview) - Relies on source-code instrumentation instead of bytecode instrumentation. -* [Cobertura](https://cobertura.github.io/cobertura/) - Relies on offline (or static) bytecode instrumentation and class loading to collect code coverage metrics. -* [JaCoCo](http://eclemma.org/jacoco/) - Framework that enables collection of code coverage metrics, using both offline and runtime bytecode instrumentation. +* [Cobertura](https://cobertura.github.io/cobertura) - Relies on offline (or static) bytecode instrumentation and class loading to collect code coverage metrics. +* [JaCoCo](http://eclemma.org/jacoco) - Framework that enables collection of code coverage metrics, using both offline and runtime bytecode instrumentation. ## Code Generators @@ -154,29 +154,29 @@ A curated list of awesome Java frameworks, libraries and software. * [ADT4J](https://github.com/sviperll/adt4j) - JSR-269 code generator for algebraic data types. * [Auto](https://github.com/google/auto) - Generates factory, service, and value classes. * [FreeBuilder](https://github.com/google/FreeBuilder) - Automatically generates the Builder pattern. -* [Immutables](https://immutables.github.io/) - Annotation processors to generate simple, safe and consistent value objects. +* [Immutables](https://immutables.github.io) - Annotation processors to generate simple, safe and consistent value objects. * [JavaPoet](https://github.com/square/javapoet) - API to generate source files. * [JHipster](https://github.com/jhipster/generator-jhipster) - Yeoman source code generator for Spring Boot and AngularJS. -* [Joda-Beans](http://www.joda.org/joda-beans/) - Small framework that adds queryable properties to Java, enhancing JavaBeans. -* [Lombok](https://projectlombok.org/) - Code generator that aims to reduce verbosity. +* [Joda-Beans](http://www.joda.org/joda-beans) - Small framework that adds queryable properties to Java, enhancing JavaBeans. +* [Lombok](https://projectlombok.org) - Code generator that aims to reduce verbosity. ## Command-line Argument Parsers *Libraries that make it easy to parse command line options, arguments, etc.* * [Airline](https://github.com/airlift/airline) - Annotation-based framework for parsing Git-like command-line arguments. -* [args4j](http://args4j.kohsuke.org/) - Small library to parse command-line arguments. -* [JCommander](http://jcommander.org/) - Command-line argument-parsing framework with custom types and validation via implementing interfaces. -* [JOpt Simple](https://pholser.github.io/jopt-simple/) - Simple parser that uses the POSIX getopt() and GNU getopt_long() syntaxes. Uses a fluent API instead of annotations. -* [picocli](http://picocli.info/) - ANSI colors and styles in usage help. Can be included as source to avoid dependency. Annotation-based, POSIX/GNU/any syntax, subcommands, strong typing for both options and positional args. +* [args4j](http://args4j.kohsuke.org) - Small library to parse command-line arguments. +* [JCommander](http://jcommander.org) - Command-line argument-parsing framework with custom types and validation via implementing interfaces. +* [JOpt Simple](https://pholser.github.io/jopt-simple) - Simple parser that uses the POSIX getopt() and GNU getopt_long() syntaxes. Uses a fluent API instead of annotations. +* [picocli](http://picocli.info) - ANSI colors and styles in usage help. Can be included as source to avoid dependency. Annotation-based, POSIX/GNU/any syntax, subcommands, strong typing for both options and positional args. ## Compiler-compiler *Frameworks that help to create parsers, interpreters or compilers.* -* [ANTLR](http://www.antlr.org/) - Complex full-featured framework for top-down parsing. +* [ANTLR](http://www.antlr.org) - Complex full-featured framework for top-down parsing. * [JavaCC](https://javacc.org) - Parser generator that generates top-down parsers. Allows lexical state switching and permits extended BNF specifications. -* [JFlex](http://jflex.de/) - A lexical analyzer generator. +* [JFlex](http://jflex.de) - A lexical analyzer generator. ## Configuration @@ -186,7 +186,7 @@ A curated list of awesome Java frameworks, libraries and software. * [cfg4j](https://github.com/cfg4j/cfg4j) - Modern configuration library for distributed apps written in Java. * [config](https://github.com/typesafehub/config) - Configuration library for JVM languages. * [dotenv](https://github.com/shyiko/dotenv) - A twelve-factor configuration library for Java. -* [ini4j](http://ini4j.sourceforge.net/) - Provides an API for handling Windows' INI files. +* [ini4j](http://ini4j.sourceforge.net) - Provides an API for handling Windows' INI files. * [KAConf](https://github.com/mariomac/kaconf) - Annotation-based configuration system for Java and Kotlin. * [owner](https://github.com/lviggiano/owner) - Reduces boilerplate of properties. @@ -194,9 +194,9 @@ A curated list of awesome Java frameworks, libraries and software. *Libraries that help with implementing optimization and satisfiability problems.* -* [Choco](http://choco-solver.org/) - Off-the-shelf constraint satisfaction problem solver that uses constraint programming techniques. -* [JaCoP](https://github.com/radsz/jacop/) - Includes an interface for the FlatZinc language, enabling it to execute MiniZinc models. -* [OptaPlanner](https://www.optaplanner.org/) - Business planning and resource scheduling optimization solver. +* [Choco](http://choco-solver.org) - Off-the-shelf constraint satisfaction problem solver that uses constraint programming techniques. +* [JaCoP](https://github.com/radsz/jacop) - Includes an interface for the FlatZinc language, enabling it to execute MiniZinc models. +* [OptaPlanner](https://www.optaplanner.org) - Business planning and resource scheduling optimization solver. ## CSV @@ -204,51 +204,51 @@ A curated list of awesome Java frameworks, libraries and software. * [jackson-dataformat-csv](https://github.com/FasterXML/jackson-dataformat-csv) - Jackson extension for reading and writing CSV. * [opencsv](http://opencsv.sourceforge.net) - Simple CSV parser. -* [Super CSV](https://super-csv.github.io/super-csv/) - Powerful CSV parser with support for Dozer, Joda-Time and Java 8. +* [Super CSV](https://super-csv.github.io/super-csv) - Powerful CSV parser with support for Dozer, Joda-Time and Java 8. * [uniVocity-parsers](https://github.com/uniVocity/univocity-parsers) - One of the fastest and most feature-complete parsers. Also comes with parsers for TSV and fixed-width records. ## Database *Everything that simplifies interactions with the database.* -* [Apache Phoenix](https://phoenix.apache.org/) - High-performance relational database layer over HBase for low-latency applications. +* [Apache Phoenix](https://phoenix.apache.org) - High-performance relational database layer over HBase for low-latency applications. * [Chronicle Map](https://github.com/OpenHFT/Chronicle-Map) - Efficient, in-memory (opt. persisted to disk), off-heap key-value store. -* [druid](http://druid.io/) - High-performance, column-oriented, distributed data store. +* [druid](http://druid.io) - High-performance, column-oriented, distributed data store. * [eXist](https://github.com/eXist-db/exist) - A NoSQL document database and application platform. * [FlexyPool](https://github.com/vladmihalcea/flexy-pool) - Brings metrics and failover strategies to the most common connection pooling solutions. -* [Flyway](https://flywaydb.org/) - Simple database migration tool. -* [H2](https://h2database.com/) - Small SQL database notable for its in-memory functionality. +* [Flyway](https://flywaydb.org) - Simple database migration tool. +* [H2](https://h2database.com) - Small SQL database notable for its in-memory functionality. * [HikariCP](https://github.com/brettwooldridge/HikariCP) - High-performance JDBC connection pool. -* [JDBI](http://jdbi.org/) - Convenient abstraction of JDBC. +* [JDBI](http://jdbi.org) - Convenient abstraction of JDBC. * [Jedis](https://github.com/xetorthio/jedis) - Small client for interaction with Redis, with methods for commands. * [Jest](https://github.com/searchbox-io/Jest) - Client for the Elasticsearch REST API. * [jetcd](https://github.com/justinsb/jetcd) - Client library for etcd. * [Jinq](https://github.com/my2iu/Jinq) - Typesafe database queries via symbolic execution of Java 8 Lambdas (on top of JPA or jOOQ). -* [jOOQ](https://www.jooq.org/) - Generates typesafe code based on SQL schema. -* [Liquibase](http://www.liquibase.org/) - Database-independent library for tracking, managing and applying database schema changes. -* [MapDB](http://www.mapdb.org/) - Embedded database engine that provides concurrent collections backed on disk or in off-heap memory. -* [MariaDB4j](https://github.com/vorburger/MariaDB4j/) - Launcher for MariaDB that requires no installation or external dependencies. -* [OrientDB](https://orientdb.com/orientdb/) - Embeddable distributed database written on top of Hazelcast. +* [jOOQ](https://www.jooq.org) - Generates typesafe code based on SQL schema. +* [Liquibase](http://www.liquibase.org) - Database-independent library for tracking, managing and applying database schema changes. +* [MapDB](http://www.mapdb.org) - Embedded database engine that provides concurrent collections backed on disk or in off-heap memory. +* [MariaDB4j](https://github.com/vorburger/MariaDB4j) - Launcher for MariaDB that requires no installation or external dependencies. +* [OrientDB](https://orientdb.com/orientdb) - Embeddable distributed database written on top of Hazelcast. * [Presto](https://github.com/prestodb/presto) - Distributed SQL query engine for big data. -* [Querydsl](http://www.querydsl.com/) - Typesafe unified queries. +* [Querydsl](http://www.querydsl.com) - Typesafe unified queries. * [Realm](https://github.com/realm/realm-java) - Mobile database to run directly inside phones, tablets or wearables. * [Redisson](https://github.com/mrniko/redisson) - Allows for distributed and scalable data structures on top of a Redis server. * [requery](https://github.com/requery/requery) - A modern, lightweight but powerful object mapping and SQL generator. Easily map to or create databases, or perform queries and updates from any Java-using platform. * [Speedment](https://github.com/speedment/speedment) - Database access library that utilizes Java 8's Stream API for querying. -* [sql2o](https://sql2o.org/) - Thin JDBC wrapper that simplifies database access and provides simple mapping of ResultSets to POJOs. -* [Vibur DBCP](https://www.vibur.org/) - JDBC connection pool library with advanced performance monitoring capabilities. -* [Xodus](https://jetbrains.github.io/xodus/) - Highly concurrent transactional schema-less and ACID-compliant embedded database. +* [sql2o](https://sql2o.org) - Thin JDBC wrapper that simplifies database access and provides simple mapping of ResultSets to POJOs. +* [Vibur DBCP](https://www.vibur.org) - JDBC connection pool library with advanced performance monitoring capabilities. +* [Xodus](https://jetbrains.github.io/xodus) - Highly concurrent transactional schema-less and ACID-compliant embedded database. ## Data Structures *Efficient and specific data structures.* -* [Apache Avro](https://avro.apache.org/) - Data interchange format with dynamic typing, untagged data, and absence of manually assigned IDs. -* [Apache Orc](https://orc.apache.org/) - Fast and efficient columnar storage format for Hadoop-based workloads. -* [Apache Parquet](https://parquet.apache.org/) - Columnar storage format based on assembly algorithms from Google's paper on Dremel. -* [Apache Thrift](https://thrift.apache.org/) - Data interchange format that originated at Facebook. +* [Apache Avro](https://avro.apache.org) - Data interchange format with dynamic typing, untagged data, and absence of manually assigned IDs. +* [Apache Orc](https://orc.apache.org) - Fast and efficient columnar storage format for Hadoop-based workloads. +* [Apache Parquet](https://parquet.apache.org) - Columnar storage format based on assembly algorithms from Google's paper on Dremel. +* [Apache Thrift](https://thrift.apache.org) - Data interchange format that originated at Facebook. * [Big Queue](https://github.com/bulldog2011/bigqueue) - A big, fast and persistent queue based on memory-mapped files. -* [Persistent Collection](https://pcollections.org/) - Persistent and immutable analogue of the Java Collections Framework. +* [Persistent Collection](https://pcollections.org) - Persistent and immutable analogue of the Java Collections Framework. * [Protobuf](https://github.com/google/protobuf) - Google's data interchange format. * [SBE](https://github.com/real-logic/simple-binary-encoding) - Simple Binary Encoding, one of the fastest message formats around. * [Tape](https://github.com/square/tape) - A lightning-fast, transactional, file-based FIFO. @@ -267,8 +267,8 @@ A curated list of awesome Java frameworks, libraries and software. *Libraries that help to realize the [Inversion of Control](https://en.wikipedia.org/wiki/Inversion_of_control) paradigm.* -* [Apache DeltaSpike](https://deltaspike.apache.org/) - CDI extension framework. -* [Dagger2](https://google.github.io/dagger/) - Compile-time injection framework without reflection. +* [Apache DeltaSpike](https://deltaspike.apache.org) - CDI extension framework. +* [Dagger2](https://google.github.io/dagger) - Compile-time injection framework without reflection. * [Feather](https://github.com/zsoltherpai/feather) - Ultra-lightweight, JSR-330-compliant dependency injection library. * [Governator](https://github.com/Netflix/governator) - Extensions and utilities that enhance Google Guice. * [Guice](https://github.com/google/guice) - Lightweight and opinionated framework that completes Dagger. @@ -278,32 +278,32 @@ A curated list of awesome Java frameworks, libraries and software. *Augmentation of the development process at a fundamental level.* -* [AspectJ](https://eclipse.org/aspectj/) - Seamless aspect-oriented programming extension. -* [DCEVM](https://dcevm.github.io/) - JVM modification that allows unlimited redefinition of loaded classes at runtime. +* [AspectJ](https://eclipse.org/aspectj) - Seamless aspect-oriented programming extension. +* [DCEVM](https://dcevm.github.io) - JVM modification that allows unlimited redefinition of loaded classes at runtime. * [Faux Pas](https://github.com/zalando/faux-pas) - Library that simplifies error handling by circumventing the issue that none of the functional interfaces in the Java Runtime is allowed by default to throw checked exceptions. * [HotswapAgent](https://github.com/HotswapProjects/HotswapAgent) - Unlimited runtime class and resource redefinition. * [JavaParser](https://github.com/javaparser/javaparser) - Parse, modify and generate Java code. * [JavaSymbolSolver](https://github.com/javaparser/javasymbolsolver) - A symbol solver for Java. -* [JRebel ![c]](https://zeroturnaround.com/software/jrebel/) - Instantly reloads code and configuration changes without redeploys. -* [NoException](https://noexception.machinezoo.com/) - Allows checked exceptions in functional interfaces and converts exceptions to Optional return. +* [JRebel ![c]](https://zeroturnaround.com/software/jrebel) - Instantly reloads code and configuration changes without redeploys. +* [NoException](https://noexception.machinezoo.com) - Allows checked exceptions in functional interfaces and converts exceptions to Optional return. ## Distributed Applications *Libraries and frameworks for writing distributed and fault-tolerant applications.* -* [Apache Geode](https://geode.apache.org/) - In-memory data management system that provides reliable asynchronous event notifications and guaranteed message delivery. -* [Apache Storm](https://storm.apache.org/) - Realtime computation system. -* [Apache ZooKeeper](https://zookeeper.apache.org/) - Coordination service with distributed configuration, synchronization, and naming registry for large distributed systems. -* [Atomix](http://atomix.io/atomix/) - Fault-tolerant distributed coordination framework. -* [Axon Framework](http://www.axonframework.org/) - Framework for creating CQRS applications. -* [Copycat](http://atomix.io/copycat/) - Fault-tolerant state machine replication framework. +* [Apache Geode](https://geode.apache.org) - In-memory data management system that provides reliable asynchronous event notifications and guaranteed message delivery. +* [Apache Storm](https://storm.apache.org) - Realtime computation system. +* [Apache ZooKeeper](https://zookeeper.apache.org) - Coordination service with distributed configuration, synchronization, and naming registry for large distributed systems. +* [Atomix](http://atomix.io/atomix) - Fault-tolerant distributed coordination framework. +* [Axon Framework](http://www.axonframework.org) - Framework for creating CQRS applications. +* [Copycat](http://atomix.io/copycat) - Fault-tolerant state machine replication framework. * [Dropwizard Circuit Breaker](https://github.com/mtakaki/dropwizard-circuitbreaker) - Circuit breaker design pattern for Dropwizard. * [Failsafe](https://github.com/jhalterman/failsafe) - Simple failure handling with retries and circuit breakers. -* [Hazelcast ![c]](https://hazelcast.org/) - Highly scalable in-memory datagrid with a free open-source version. +* [Hazelcast ![c]](https://hazelcast.org) - Highly scalable in-memory datagrid with a free open-source version. * [Hystrix](https://github.com/Netflix/Hystrix) - Provides latency and fault tolerance. -* [JGroups](http://www.jgroups.org/) - Toolkit for reliable messaging and cluster creation. -* [Orbit](http://www.orbit.cloud/) - Virtual actors; adds another level of abstraction to traditional actors. -* [Quasar](https://www.paralleluniverse.co/quasar/) - Lightweight threads and actors for the JVM. +* [JGroups](http://www.jgroups.org) - Toolkit for reliable messaging and cluster creation. +* [Orbit](http://www.orbit.cloud) - Virtual actors; adds another level of abstraction to traditional actors. +* [Quasar](https://www.paralleluniverse.co/quasar) - Lightweight threads and actors for the JVM. * [resilience4j](https://github.com/resilience4j/resilience4j) - Functional fault tolerance library. * [ScaleCube](https://github.com/scalecube/scalecube) - Embeddable Cluster-Membership library based on SWIM and gossip protocol. * [Zuul](https://github.com/Netflix/zuul) - A gateway service that provides dynamic routing, monitoring, resiliency, security, and more. @@ -320,21 +320,21 @@ A curated list of awesome Java frameworks, libraries and software. *Tools that handle the distribution of applications in native formats.* -* [Bintray ![c]](https://bintray.com/) - Version control for binaries that handle publishing. Compatible with Maven or Gradle, with a free plan for open-source software as well as several business plans. +* [Bintray ![c]](https://bintray.com) - Version control for binaries that handle publishing. Compatible with Maven or Gradle, with a free plan for open-source software as well as several business plans. * [Boxfuse](https://boxfuse.com) - Deployment of JVM applications to AWS using the principles of immutable infrastructure. -* [Capsule](http://www.capsule.io/) - Simple and powerful packaging and deployment. A fat JAR on steroids, or a "Docker for Java" that supports JVM-optimized containers. -* [Central Repository](https://search.maven.org/) - Largest binary component repository available as a free service to the open-source community. Default used by Apache Maven, and available in all other build tools. -* [IzPack](http://izpack.org/) - Setup authoring tool for cross-platform deployments. -* [JitPack](https://jitpack.io/) - Easy-to-use package repository for GitHub. Builds Maven/Gradle projects on demand and publishes ready-to-use packages. +* [Capsule](http://www.capsule.io) - Simple and powerful packaging and deployment. A fat JAR on steroids, or a "Docker for Java" that supports JVM-optimized containers. +* [Central Repository](https://search.maven.org) - Largest binary component repository available as a free service to the open-source community. Default used by Apache Maven, and available in all other build tools. +* [IzPack](http://izpack.org) - Setup authoring tool for cross-platform deployments. +* [JitPack](https://jitpack.io) - Easy-to-use package repository for GitHub. Builds Maven/Gradle projects on demand and publishes ready-to-use packages. * [Nexus ![c]](https://www.sonatype.com/nexus/solution-overview) - Binary management with proxy and caching capabilities. -* [packr](https://github.com/libgdx/packr/) - Packs JARs, assets and the JVM for native distribution on Windows, Linux and Mac OS X. +* [packr](https://github.com/libgdx/packr) - Packs JARs, assets and the JVM for native distribution on Windows, Linux and Mac OS X. * [really-executable-jars-maven-plugin](https://github.com/brianm/really-executable-jars-maven-plugin) - Maven plugin for making self-executing JARs. ## Document Processing *Libraries that assist with processing office document formats.* -* [Apache POI](https://poi.apache.org/) - Supports OOXML (XLSX, DOCX, PPTX) as well as OLE2 (XLS, DOC or PPT). +* [Apache POI](https://poi.apache.org) - Supports OOXML (XLSX, DOCX, PPTX) as well as OLE2 (XLS, DOC or PPT). * [documents4j](http://documents4j.com) - API for document format conversion using third-party converters such as MS Word. * [docx4j](https://www.docx4java.org/trac/docx4j) - Create and manipulate Microsoft Open XML files. @@ -343,12 +343,12 @@ A curated list of awesome Java frameworks, libraries and software. *Formal-methods tools: proof assistants, model checking, symbolic execution, etc.* * [CATG](https://github.com/ksen007/janala2) - Concolic unit testing engine. Automatically generates unit tests using formal methods. -* [Checker Framework](https://types.cs.washington.edu/checker-framework/) - Pluggable type systems. Includes nullness types, physical units, immutability types and more. -* [Daikon](https://plse.cs.washington.edu/daikon/) - Detects likely program invariants and generates JML specs based on those invariants. +* [Checker Framework](https://types.cs.washington.edu/checker-framework) - Pluggable type systems. Includes nullness types, physical units, immutability types and more. +* [Daikon](https://plse.cs.washington.edu/daikon) - Detects likely program invariants and generates JML specs based on those invariants. * [Java Path Finder (JPF)](https://babelfish.arc.nasa.gov/trac/jpf) - JVM formal verification tool containing a model checker and more. Created by NASA. * [JMLOK 2.0](http://massoni.computacao.ufcg.edu.br/home/jmlok) - Detects inconsistencies between code and JML specification through feedback-directed random tests generation, and suggests a likely cause for each nonconformance detected. -* [KeY](https://key-project.org/) - Formal software development tool that aims to integrate design, implementation, formal specification, and formal verification of object-oriented software as seamlessly as possible. Uses JML for specification and symbolic execution for verification. -* [OpenJML](https://openjml.github.io/) - Translates JML specifications into SMT-LIB format and passes the proof problems implied by the program to backend solvers. +* [KeY](https://key-project.org) - Formal software development tool that aims to integrate design, implementation, formal specification, and formal verification of object-oriented software as seamlessly as possible. Uses JML for specification and symbolic execution for verification. +* [OpenJML](https://openjml.github.io) - Translates JML specifications into SMT-LIB format and passes the proof problems implied by the program to backend solvers. ## Functional Programming @@ -361,47 +361,47 @@ A curated list of awesome Java frameworks, libraries and software. * [jOOλ](https://github.com/jOOQ/jOOL) - Extension to Java 8 that aims to fix gaps in lambda by providing numerous missing types and a rich set of sequential Stream API additions. * [protonpack](https://github.com/poetix/protonpack) - Collection of stream utilities. * [StreamEx](https://github.com/amaembo/streamex) - Enhances Java 8 Streams. -* [Vavr](http://www.vavr.io/) - Functional component library that provides persistent data types and functional control structures. +* [Vavr](http://www.vavr.io) - Functional component library that provides persistent data types and functional control structures. ## Game Development *Frameworks that support the development of games.* -* [FXGL](https://almasb.github.io/FXGL/) - JavaFX Game Development Framework. -* [jMonkeyEngine](http://jmonkeyengine.org/) - Game engine for modern 3D development. -* [libGDX](https://libgdx.badlogicgames.com/) - All-round cross-platform, high-level framework. -* [LWJGL](https://www.lwjgl.org/) - Robust framework that abstracts libraries like OpenGL/CL/AL. +* [FXGL](https://almasb.github.io/FXGL) - JavaFX Game Development Framework. +* [jMonkeyEngine](http://jmonkeyengine.org) - Game engine for modern 3D development. +* [libGDX](https://libgdx.badlogicgames.com) - All-round cross-platform, high-level framework. +* [LWJGL](https://www.lwjgl.org) - Robust framework that abstracts libraries like OpenGL/CL/AL. ## Geospatial *Libraries for working with geospatial data and algorithms.* -* [Apache SIS](https://sis.apache.org/) - Library for developing geospatial applications. -* [Geo](https://github.com/davidmoten/geo/) - GeoHash utilities in Java. -* [Geotoolkit.org](http://www.geotoolkit.org/) - Library for developing geospatial applications. Built on top of the Apache SIS project. -* [GeoTools](http://geotools.org/) - Library that provides tools for geospatial data. +* [Apache SIS](https://sis.apache.org) - Library for developing geospatial applications. +* [Geo](https://github.com/davidmoten/geo) - GeoHash utilities in Java. +* [Geotoolkit.org](http://www.geotoolkit.org) - Library for developing geospatial applications. Built on top of the Apache SIS project. +* [GeoTools](http://geotools.org) - Library that provides tools for geospatial data. * [GraphHopper](https://github.com/graphhopper/graphhopper) - Road-routing engine. Used as a Java library or standalone web service. -* [H2GIS](http://www.h2gis.org/) - A spatial extension of the H2 database. -* [Jgeohash](https://astrapi69.github.io/jgeohash/) - Library for using the GeoHash algorithm. -* [Mapsforge](https://github.com/mapsforge/mapsforge/) - Map rendering based on OpenStreetMap data. -* [Spatial4j](https://github.com/locationtech/spatial4j/) - General-purpose spatial/geospatial library. +* [H2GIS](http://www.h2gis.org) - A spatial extension of the H2 database. +* [Jgeohash](https://astrapi69.github.io/jgeohash) - Library for using the GeoHash algorithm. +* [Mapsforge](https://github.com/mapsforge/mapsforge) - Map rendering based on OpenStreetMap data. +* [Spatial4j](https://github.com/locationtech/spatial4j) - General-purpose spatial/geospatial library. ## GUI *Libraries to create modern graphical user interfaces.* * [JavaFX](https://www.oracle.com/technetwork/java/javase/overview/javafx-overview-2158620.html) - The successor of Swing. -* [Scene Builder](https://gluonhq.com/open-source/scene-builder/) - Visual layout tool for JavaFX applications. -* [SWT](https://www.eclipse.org/swt/) - The Standard Widget Toolkit, a graphical widget toolkit. +* [Scene Builder](https://gluonhq.com/open-source/scene-builder) - Visual layout tool for JavaFX applications. +* [SWT](https://www.eclipse.org/swt) - The Standard Widget Toolkit, a graphical widget toolkit. ## High Performance *Everything about high-performance computation, from collections to specific libraries.* * [Agrona](https://github.com/real-logic/Agrona) - Data structures and utility methods that are common in high-performance applications. -* [Disruptor](https://lmax-exchange.github.io/disruptor/) - Inter-thread messaging library. +* [Disruptor](https://lmax-exchange.github.io/disruptor) - Inter-thread messaging library. * [Eclipse Collections](https://github.com/eclipse/eclipse-collections) - Collections framework inspired by Smalltalk. -* [fastutil](http://fastutil.di.unimi.it/) - Fast and compact type-specific collections. +* [fastutil](http://fastutil.di.unimi.it) - Fast and compact type-specific collections. * [HPPC](https://labs.carrotsearch.com/hppc.html) - Primitive collections. * [JCTools](https://github.com/JCTools/JCTools) - Concurrency tools currently missing from the JDK. * [Koloboke](https://github.com/OpenHFT/Koloboke) - Hash sets and hash maps. @@ -412,9 +412,9 @@ A curated list of awesome Java frameworks, libraries and software. * [Async Http Client](https://github.com/AsyncHttpClient/async-http-client) - Asynchronous HTTP and WebSocket client library. * [Feign](https://github.com/Netflix/feign) - HTTP client binder inspired by Retrofit, JAXRS-2.0, and WebSocket. -* [OkHttp](https://square.github.io/okhttp/) - HTTP+SPDY client. +* [OkHttp](https://square.github.io/okhttp) - HTTP+SPDY client. * [restQL-core](https://github.com/B2W-BIT/restQL-core) - Microservice query language that fetches information from multiple services. -* [Retrofit](https://square.github.io/retrofit/) - Typesafe REST client. +* [Retrofit](https://square.github.io/retrofit) - Typesafe REST client. * [Ribbon](https://github.com/Netflix/ribbon) - Client-side IPC library that is battle-tested in cloud. * [Riptide](https://github.com/zalando/riptide) - Client-side response routing for Spring's RestTemplate. @@ -429,9 +429,9 @@ A curated list of awesome Java frameworks, libraries and software. *Integrated development environments that try to simplify several aspects of development.* -* [Eclipse](https://www.eclipse.org/) - Established open-source project with support for lots of plugins and languages. -* [IntelliJ IDEA ![c]](https://www.jetbrains.com/idea/) - Supports many JVM languages and provides good options for Android development. The commercial edition targets the enterprise sector. -* [NetBeans](https://netbeans.org/) - Provides integration for several Java SE and EE features, from database access to HTML5. +* [Eclipse](https://www.eclipse.org) - Established open-source project with support for lots of plugins and languages. +* [IntelliJ IDEA ![c]](https://www.jetbrains.com/idea) - Supports many JVM languages and provides good options for Android development. The commercial edition targets the enterprise sector. +* [NetBeans](https://netbeans.org) - Provides integration for several Java SE and EE features, from database access to HTML5. * [Visual Studio Code](https://code.visualstudio.com/docs/languages/java) - Provides Java support for lightweight projects with a simple, modern workflow by using extensions from the internal marketplace. ## Imagery @@ -449,7 +449,7 @@ A curated list of awesome Java frameworks, libraries and software. *Libraries for serializing and deserializing JSON to and from Java objects.* * [DSL-JSON](https://github.com/ngs-doo/dsl-json) - JSON library with advanced compile time databinding. -* [Genson](https://owlike.github.io/genson/) - Powerful and easy-to-use Java-to-JSON conversion library. +* [Genson](https://owlike.github.io/genson) - Powerful and easy-to-use Java-to-JSON conversion library. * [Gson](https://github.com/google/gson) - Serializes objects to JSON and vice versa. Good performance with on-the-fly usage. * [HikariJSON](https://github.com/brettwooldridge/HikariJSON) - High-performance JSON parser, 2x faster than Jackson. * [jackson-modules-java8](https://github.com/FasterXML/jackson-modules-java8) - Set of Jackson modules for Java 8 datatypes and features. @@ -477,86 +477,86 @@ A curated list of awesome Java frameworks, libraries and software. * [Avian](https://github.com/ReadyTalk/avian) - JVM with both JIT and AOT modes. Includes an iOS port. * [Graal](https://github.com/oracle/graal) - Polyglot virtual machine which can be embedded. * [OpenJ9](https://github.com/eclipse/openj9) - High performance, enterprise calibre, flexibly licensed, openly governed cross platform Java Virtual Machine extending and augmenting the runtime technology components from the Eclipse OMR and OpenJDK project. -* [OpenJDK](http://openjdk.java.net/) - Open-source implementation for Linux. +* [OpenJDK](http://openjdk.java.net) - Open-source implementation for Linux. * [ParparVM](https://github.com/codenameone/CodenameOne/tree/master/vm) - VM with non-blocking, concurrent GC for iOS. -* [Zulu OpenJDK 9](https://zulu.org/zulu-9-pre-release-downloads/) - Early-access OpenJDK 9 builds for Windows, Linux, and Mac OS X. -* [Zulu OpenJDK](https://www.azul.com/downloads/zulu/) - OpenJDK builds for Windows, Linux, and Mac OS X through Java 8. +* [Zulu OpenJDK 9](https://zulu.org/zulu-9-pre-release-downloads) - Early-access OpenJDK 9 builds for Windows, Linux, and Mac OS X. +* [Zulu OpenJDK](https://www.azul.com/downloads/zulu) - OpenJDK builds for Windows, Linux, and Mac OS X through Java 8. ## Logging *Libraries that log the behavior of an application.* -* [Apache Log4j 2](https://logging.apache.org/log4j/) - Complete rewrite with a powerful plugin and configuration architecture. -* [Graylog](https://www.graylog.org/) - Open-source aggregator suited for extended role and permission management. +* [Apache Log4j 2](https://logging.apache.org/log4j) - Complete rewrite with a powerful plugin and configuration architecture. +* [Graylog](https://www.graylog.org) - Open-source aggregator suited for extended role and permission management. * [Kibana](https://www.elastic.co/products/kibana) - Analyzes and visualizes log files. Some features require payment. -* [Logback](https://logback.qos.ch/) - Robust logging library with interesting configuration options via Groovy. +* [Logback](https://logback.qos.ch) - Robust logging library with interesting configuration options via Groovy. * [Logbook](https://github.com/zalando/logbook) - Extensible, open-source library for HTTP request and response logging. * [Logstash](https://www.elastic.co/products/logstash) - Tool for managing log files. -* [SLF4J](https://www.slf4j.org/) - Abstraction layer/simple logging facade. -* [tinylog](http://www.tinylog.org/) - Lightweight logging framework with static logger class. +* [SLF4J](https://www.slf4j.org) - Abstraction layer/simple logging facade. +* [tinylog](http://www.tinylog.org) - Lightweight logging framework with static logger class. * [Tracer](https://github.com/zalando/tracer) - Call tracing and log correlation in distributed systems. ## Machine Learning *Tools that provide specific statistical algorithms for learning from data.* -* [Apache Flink](https://flink.apache.org/) - Fast, reliable, large-scale data processing engine. -* [Apache Mahout](https://mahout.apache.org/) - Scalable algorithms focused on collaborative filtering, clustering and classification. -* [Apache Spark](https://spark.apache.org/) - Data analytics cluster-computing framework. +* [Apache Flink](https://flink.apache.org) - Fast, reliable, large-scale data processing engine. +* [Apache Mahout](https://mahout.apache.org) - Scalable algorithms focused on collaborative filtering, clustering and classification. +* [Apache Spark](https://spark.apache.org) - Data analytics cluster-computing framework. * [DatumBox](http://www.datumbox.com) - Provides several algorithms and pre-trained models for natural language processing. * [DeepDive](http://deepdive.stanford.edu) - Creates structured information from unstructured data and integrates it into an existing database. -* [Deeplearning4j](https://deeplearning4j.org/) - Distributed and multi-threaded deep learning library. -* [H2O](https://www.h2o.ai/) - Analytics engine for statistics over big data. +* [Deeplearning4j](https://deeplearning4j.org) - Distributed and multi-threaded deep learning library. +* [H2O](https://www.h2o.ai) - Analytics engine for statistics over big data. * [JSAT](https://github.com/EdwardRaff/JSAT) - Algorithms for pre-processing, classification, regression, and clustering with support for multi-threaded execution. * [Oryx 2](https://github.com/OryxProject/oryx) - Framework for building real-time, large-scale machine learning applications. Includes end-to-end applications for collaborative filtering, classification, regression, and clustering. -* [Smile](https://haifengl.github.io/smile/) - The Statistical Machine Intelligence and Learning Engine provides a set of machine learning algorithms and a visualization library. -* [Weka](https://www.cs.waikato.ac.nz/ml/weka/) - Collection of algorithms for data mining tasks ranging from pre-processing to visualization. +* [Smile](https://haifengl.github.io/smile) - The Statistical Machine Intelligence and Learning Engine provides a set of machine learning algorithms and a visualization library. +* [Weka](https://www.cs.waikato.ac.nz/ml/weka) - Collection of algorithms for data mining tasks ranging from pre-processing to visualization. ## Messaging *Tools that help send messages between clients to ensure protocol independency.* * [Aeron](https://github.com/real-logic/Aeron) - Efficient, reliable, unicast and multicast message transport. -* [Apache ActiveMQ](https://activemq.apache.org/) - Message broker that implements JMS and converts synchronous to asynchronous communication. -* [Apache Camel](https://camel.apache.org/) - Glues together different transport APIs via Enterprise Integration Patterns. -* [Apache Kafka](https://kafka.apache.org/) - High-throughput distributed messaging system. -* [Apache Pulsar](https://pulsar.apache.org/) - Distributed pub/sub-messaging system. +* [Apache ActiveMQ](https://activemq.apache.org) - Message broker that implements JMS and converts synchronous to asynchronous communication. +* [Apache Camel](https://camel.apache.org) - Glues together different transport APIs via Enterprise Integration Patterns. +* [Apache Kafka](https://kafka.apache.org) - High-throughput distributed messaging system. +* [Apache Pulsar](https://pulsar.apache.org) - Distributed pub/sub-messaging system. * [EventBus](https://github.com/greenrobot/EventBus) - Simple publish/subscribe event bus. * [Hermes](http://hermes.allegro.tech) - Fast and reliable message broker built on top of Kafka. * [JeroMQ](https://github.com/zeromq/jeromq) - Implementation of ZeroMQ. * [Nakadi](https://github.com/zalando/nakadi) - Provides a RESTful API on top of Kafka. * [RocketMQ](https://github.com/alibaba/RocketMQ) - A fast, reliable, and scalable distributed messaging platform. -* [Smack](https://github.com/igniterealtime/Smack/) - Cross-platform XMPP client library. +* [Smack](https://github.com/igniterealtime/Smack) - Cross-platform XMPP client library. ## Miscellaneous *Everything else.* -* [Codename One](https://www.codenameone.com/) - Cross-platform solution for writing native mobile apps. +* [Codename One](https://www.codenameone.com) - Cross-platform solution for writing native mobile apps. * [CQEngine](https://github.com/npgall/cqengine) - Ultra-fast, SQL-like queries on Java collections. * [Design Patterns](https://github.com/iluwatar/java-design-patterns) - Implementation and explanation of the most common design patterns. * [Failsafe](https://github.com/jhalterman/failsafe) - Simple failure handling with retries and circuit breakers. -* [FF4J](http://www.ff4j.org/) - Feature Flags for Java. +* [FF4J](http://www.ff4j.org) - Feature Flags for Java. * [FizzBuzz Enterprise Edition](https://github.com/EnterpriseQualityCoding/FizzBuzzEnterpriseEdition) - No-nonsense implementation of FizzBuzz made by serious businessmen for serious business purposes. * [J2ObjC](https://github.com/google/j2objc) - Java-to-Objective-C translator for porting Android libraries to iOS. -* [JavaX](http://javax.ai1.lol/) - Reinventing and extending Java with a focus on simplicity. +* [JavaX](http://javax.ai1.lol) - Reinventing and extending Java with a focus on simplicity. * [JBake](http://jbake.org) - Static website generator. * [JBot](https://github.com/ramswaroop/jbot) - Framework for building chatbots. * [Jimfs](https://github.com/google/jimfs) - In-memory file system. -* [Joda-Money](http://www.joda.org/joda-money/) - Basic currency and money classes and algorithms not provided by the JDK. -* [JPad](http://jpad.io/) - Snippet runner. +* [Joda-Money](http://www.joda.org/joda-money) - Basic currency and money classes and algorithms not provided by the JDK. +* [JPad](http://jpad.io) - Snippet runner. * [Lanterna](https://github.com/mabe02/lanterna) - Easy console text-GUI library, similar to curses. -* [LightAdmin](http://lightadmin.org/) - Pluggable CRUD UI library for rapid application development. +* [LightAdmin](http://lightadmin.org) - Pluggable CRUD UI library for rapid application development. * [Maven Wrapper](https://github.com/takari/maven-wrapper) - Analogue of Gradle Wrapper for Maven, allows building projects without installing maven. * [Membrane Service Proxy](https://github.com/membrane/service-proxy) - An open-source, reverse-proxy framework written in Java. * [MinimalFTP](https://github.com/Guichaguri/MinimalFTP) - Lightweight, small and customizable FTP server. * [Modern Java - A Guide to Java 8](https://github.com/winterbe/java8-tutorial) - Popular Java 8 guide. * [Modernizer](https://github.com/andrewgaul/modernizer-maven-plugin) - Detect uses of legacy Java APIs. * [Multi-OS Engine](https://software.intel.com/en-us/multi-os-engine) - An open-source, cross-platform engine to develop native mobile (iOS, Android, etc.) apps. -* [OpenRefine](http://openrefine.org/) - Tool for working with messy data: cleaning, transforming, extending it with web services and linking it to databases. -* [Polyglot for Maven](https://github.com/takari/polyglot-maven/) - Extensions for Maven 3.3.1+ that allows writing the POM model in dialects other than XML. +* [OpenRefine](http://openrefine.org) - Tool for working with messy data: cleaning, transforming, extending it with web services and linking it to databases. +* [Polyglot for Maven](https://github.com/takari/polyglot-maven) - Extensions for Maven 3.3.1+ that allows writing the POM model in dialects other than XML. * [Smooks](https://github.com/smooks/smooks) - Extensible framework for building applications that process data which means bindings, transformations, message processing and enrichment. -* [Togglz](https://www.togglz.org/) - Implementation of the Feature Toggles pattern. +* [Togglz](https://www.togglz.org) - Implementation of the Feature Toggles pattern. * [TypeTools](https://github.com/jhalterman/typetools) - Tools for resolving generic types. * [XMLBeam](https://github.com/SvenEwald/xmlbeam) - Processes XML by using annotations or XPath within code. * [OctoLinker](https://github.com/OctoLinker/browser-extension) - Browser extension which allows to navigate through code on GitHub more efficiently. @@ -565,45 +565,45 @@ A curated list of awesome Java frameworks, libraries and software. *Tools for creating and managing microservices.* -* [Apollo](https://spotify.github.io/apollo/) - Libraries for writing composable microservices. -* [consul-api](https://github.com/Ecwid/consul-api) - Client for the [Consul](https://www.consul.io/) API: a distributed, highly available and datacenter-aware registry/discovery service. +* [Apollo](https://spotify.github.io/apollo) - Libraries for writing composable microservices. +* [consul-api](https://github.com/Ecwid/consul-api) - Client for the [Consul](https://www.consul.io) API: a distributed, highly available and datacenter-aware registry/discovery service. * [Eureka](https://github.com/Netflix/eureka) - REST-based service registry for resilient load balancing and failover. * [Lagom](https://www.lightbend.com/lagom) - Framework for creating microservice-based systems. -* [Micronaut](http://micronaut.io/) - Modern full-stack framework with focus on modularity, minimal memory footprint and startup time. +* [Micronaut](http://micronaut.io) - Modern full-stack framework with focus on modularity, minimal memory footprint and startup time. ## Monitoring *Tools that monitor applications in production.* -* [AppDynamics ![c]](https://www.appdynamics.com/) - Performance monitor. +* [AppDynamics ![c]](https://www.appdynamics.com) - Performance monitor. * [Automon](https://github.com/stevensouza/automon) - Combines the power of AOP with monitoring and/or logging tools. -* [BugSnag ![c]](https://www.bugsnag.com/) - Exception and error monitoring with an integration of several third party tools for a better workflow and a free hobbyist tier. +* [BugSnag ![c]](https://www.bugsnag.com) - Exception and error monitoring with an integration of several third party tools for a better workflow and a free hobbyist tier. * [LeakCanary](https://github.com/square/leakcanary) - Memory leak detection. * [Failsafe Actuator](https://github.com/zalando-incubator/failsafe-actuator) - Out of the box monitoring of Failsafe Circuit Breaker in Spring-Boot environment. -* [Glowroot](https://glowroot.org/) - Open-source Java APM. +* [Glowroot](https://glowroot.org) - Open-source Java APM. * [inspectIT](http://www.inspectit.rocks) - Captures detailed run-time information via hooks that can be changed on the fly. It supports tracing over multiple systems via the OpenTracing API and can correlate the data with end user monitoring. * [Instrumental ![c]](https://instrumentalapp.com) - Real-time Java application performance monitoring. A commercial service with free development accounts. * [JavaMelody](https://github.com/javamelody/javamelody) - Performance monitoring and profiling. -* [jmxtrans](https://github.com/jmxtrans/jmxtrans/) - Connect to multiple JVMs and query them for their attributes via JMX. Its query language is based on JSON, which allows non-Java programmers to access the JVM attributes. Supports different output writes, including Graphite, Ganglia, and StatsD. -* [Jolokia](https://jolokia.org/) - JMX over REST. -* [Kamon](http://www.kamon.io/) - Tool for monitoring applications running on the JVM. -* [Metrics](http://metrics.dropwizard.io/) - Expose metrics via JMX or HTTP and send them to a database. -* [New Relic ![c]](https://newrelic.com/) - Performance monitor. +* [jmxtrans](https://github.com/jmxtrans/jmxtrans) - Connect to multiple JVMs and query them for their attributes via JMX. Its query language is based on JSON, which allows non-Java programmers to access the JVM attributes. Supports different output writes, including Graphite, Ganglia, and StatsD. +* [Jolokia](https://jolokia.org) - JMX over REST. +* [Kamon](http://www.kamon.io) - Tool for monitoring applications running on the JVM. +* [Metrics](http://metrics.dropwizard.io) - Expose metrics via JMX or HTTP and send them to a database. +* [New Relic ![c]](https://newrelic.com) - Performance monitor. * [nudge4j](https://github.com/lorenzoongithub/nudge4j) - Remote developer console from the browser for Java 8 via bytecode injection. -* [OverOps ![c]](https://www.overops.com/) - In-production error monitoring and debugging. +* [OverOps ![c]](https://www.overops.com) - In-production error monitoring and debugging. * [Pinpoint](https://github.com/naver/pinpoint) - Open-source APM tool. -* [Prometheus](https://prometheus.io/) - Provides a multi-dimensional data model, DSL, autonomous server nodes and much more. -* [SPM ![c]](https://sematext.com/spm/) - Performance monitor with distributing transaction tracing for JVM apps. +* [Prometheus](https://prometheus.io) - Provides a multi-dimensional data model, DSL, autonomous server nodes and much more. +* [SPM ![c]](https://sematext.com/spm) - Performance monitor with distributing transaction tracing for JVM apps. * [Stagemonitor](https://github.com/stagemonitor/stagemonitor) - Open-source performance monitoring and transaction tracing for JVM apps. * [Sysmon](https://github.com/palantir/Sysmon) - Lightweight platform monitoring tool for Java VMs. -* [zipkin](https://zipkin.io/) - Distributed tracing system which gathers timing data needed to troubleshoot latency problems in microservice architectures. +* [zipkin](https://zipkin.io) - Distributed tracing system which gathers timing data needed to troubleshoot latency problems in microservice architectures. ## Native *For working with platform-specific native libraries.* * [JavaCPP](https://github.com/bytedeco/javacpp) - Provides efficient and easy access to native C++. * [JNA](https://github.com/java-native-access/jna) - Work with native libraries without writing JNI. Also provides interfaces to common system libraries. -* [JNR](https://github.com/jnr/jnr-ffi) - Work with native libraries without writing JNI. Also provides interfaces to common system libraries. Same goals as JNA, but faster, and serves as the basis for the upcoming [Project Panama](http://openjdk.java.net/projects/panama/). +* [JNR](https://github.com/jnr/jnr-ffi) - Work with native libraries without writing JNI. Also provides interfaces to common system libraries. Same goals as JNA, but faster, and serves as the basis for the upcoming [Project Panama](http://openjdk.java.net/projects/panama). ## Natural Language Processing @@ -611,8 +611,8 @@ A curated list of awesome Java frameworks, libraries and software. * [CogCompNLP](https://github.com/CogComp/cogcomp-nlp) - Provides common annotators for plain text input. * [CoreNLP](https://nlp.stanford.edu/software/corenlp.shtml) - Provides a set of fundamental tools for tasks like tagging, named entity recognition, and sentiment analysis. -* [DKPro](https://dkpro.github.io/) - Collection of reusable NLP tools for linguistic pre-processing, machine learning, lexical resources, etc. -* [LingPipe](http://alias-i.com/lingpipe/) - Toolkit for tasks ranging from POS tagging to sentiment analysis. +* [DKPro](https://dkpro.github.io) - Collection of reusable NLP tools for linguistic pre-processing, machine learning, lexical resources, etc. +* [LingPipe](http://alias-i.com/lingpipe) - Toolkit for tasks ranging from POS tagging to sentiment analysis. ## Networking @@ -624,45 +624,45 @@ A curated list of awesome Java frameworks, libraries and software. * [Grizzly](https://javaee.github.io/grizzly) - NIO framework. Used as a network layer in Glassfish. * [gRPC](https://github.com/grpc/grpc-java) - RPC framework based on protobuf and HTTP/2. * [KryoNet](https://github.com/EsotericSoftware/kryonet) - Provides a clean and simple API for efficient TCP and UDP client/server network communication using NIO and Kryo. -* [MINA](https://mina.apache.org/) - Abstract, event-driven async I/O API for network operations over TCP/IP and UDP/IP via Java NIO. -* [Netty](https://netty.io/) - Framework for building high-performance network applications. +* [MINA](https://mina.apache.org) - Abstract, event-driven async I/O API for network operations over TCP/IP and UDP/IP via Java NIO. +* [Netty](https://netty.io) - Framework for building high-performance network applications. * [Nifty](https://github.com/facebook/nifty) - Implementation of Thrift clients and servers on Netty. * [sshj](https://github.com/hierynomus/sshj) - Programatically use SSH, SCP or SFTP. -* [Undertow](http://undertow.io/) - Web server providing both blocking and non-blocking APIs based on NIO. Used as a network layer in WildFly. +* [Undertow](http://undertow.io) - Web server providing both blocking and non-blocking APIs based on NIO. Used as a network layer in WildFly. * [urnlib](https://github.com/slub/urnlib) - Represent, parse and encode URNs, as in RFC 2141. ## ORM *APIs that handle the persistence of objects.* -* [Apache Cayenne](https://cayenne.apache.org/) - Provides a clean, static API for data access. Also includes a GUI Modeler for working with database mappings, and DB reverse engineering and generation. -* [Ebean](https://ebean-orm.github.io/) - Provides simple and fast data access. -* [EclipseLink](https://www.eclipse.org/eclipselink/) - Supports a number of persistence standards: JPA, JAXB, JCA and SDO. -* [Hibernate](http://hibernate.org/orm/) - Robust and widely used, with an active community. -* [MyBatis](http://www.mybatis.org/mybatis-3/) - Couples objects with stored procedures or SQL statements. +* [Apache Cayenne](https://cayenne.apache.org) - Provides a clean, static API for data access. Also includes a GUI Modeler for working with database mappings, and DB reverse engineering and generation. +* [Ebean](https://ebean-orm.github.io) - Provides simple and fast data access. +* [EclipseLink](https://www.eclipse.org/eclipselink) - Supports a number of persistence standards: JPA, JAXB, JCA and SDO. +* [Hibernate](http://hibernate.org/orm) - Robust and widely used, with an active community. +* [MyBatis](http://www.mybatis.org/mybatis-3) - Couples objects with stored procedures or SQL statements. * [SimpleFlatMapper](https://github.com/arnaudroger/SimpleFlatMapper) - Simple database and CSV mapper. ## PaaS *Java platform as a service.* -* [AWS Elastic Beanstalk ![c]](https://aws.amazon.com/elasticbeanstalk/) - AWS-based, with support for Tomcat and Jetty. -* [AWS Lambda ![c]](https://aws.amazon.com/lambda/) - Serverless computation. -* [Google App Engine ![c]](https://cloud.google.com/) - PaaS on Google's infrastructure. -* [Heroku ![c]](https://www.heroku.com/) - Abstract computing environments. -* [Jelastic ![c]](https://jelastic.com/) - Supports Tomcat, Jetty, GlassFish, JBoss, TomEE and WildFly. -* [OpenShift Enterprise ![c]](https://www.openshift.com/) - On-premise solution. +* [AWS Elastic Beanstalk ![c]](https://aws.amazon.com/elasticbeanstalk) - AWS-based, with support for Tomcat and Jetty. +* [AWS Lambda ![c]](https://aws.amazon.com/lambda) - Serverless computation. +* [Google App Engine ![c]](https://cloud.google.com) - PaaS on Google's infrastructure. +* [Heroku ![c]](https://www.heroku.com) - Abstract computing environments. +* [Jelastic ![c]](https://jelastic.com) - Supports Tomcat, Jetty, GlassFish, JBoss, TomEE and WildFly. +* [OpenShift Enterprise ![c]](https://www.openshift.com) - On-premise solution. ## PDF *Tools to help with PDF file creation.* -* [Apache FOP](https://xmlgraphics.apache.org/fop/) - Creates PDFs from XSL-FO. -* [Apache PDFBox](https://pdfbox.apache.org/) - Toolbox for creating and manipulating PDFs. -* [Dynamic Jasper](http://dynamicjasper.com/) - Abstraction layer to JasperReports. -* [DynamicReports](http://dynamicreports.org/) - Simplifies JasperReports. +* [Apache FOP](https://xmlgraphics.apache.org/fop) - Creates PDFs from XSL-FO. +* [Apache PDFBox](https://pdfbox.apache.org) - Toolbox for creating and manipulating PDFs. +* [Dynamic Jasper](http://dynamicjasper.com) - Abstraction layer to JasperReports. +* [DynamicReports](http://dynamicreports.org) - Simplifies JasperReports. * [flyingsaucer](https://github.com/flyingsaucerproject/flyingsaucer) - XML/XHTML and CSS 2.1 renderer. -* [iText ![c]](https://itextpdf.com/) - Creates PDF files programmatically. +* [iText ![c]](https://itextpdf.com) - Creates PDF files programmatically. * [JasperReports](https://community.jaspersoft.com/project/jasperreports-library) - Complex reporting engine. ## Performance analysis @@ -674,11 +674,11 @@ A curated list of awesome Java frameworks, libraries and software. * [honest-profiler](https://github.com/RichardWarburton/honest-profiler) - A low-overhead, bias-free sampling profiler. * [jHiccup](https://github.com/giltene/jHiccup) - Logs and records platform JVM stalls. * [JITWatch](https://github.com/AdoptOpenJDK/jitwatch) - Analyze the JIT compiler optimisations made by the HotSpot JVM. -* [JMH](http://openjdk.java.net/projects/code-tools/jmh/) - a Java harness for building, running, and analysing nano/micro/milli/macro benchmarks written in Java and other languages targeting the JVM. +* [JMH](http://openjdk.java.net/projects/code-tools/jmh) - a Java harness for building, running, and analysing nano/micro/milli/macro benchmarks written in Java and other languages targeting the JVM. * [JProfiler ![c]](https://www.ej-technologies.com/products/jprofiler/overview.html) - Database profiling for JDBC, JPA and NoSQL, with JEE support. * [LatencyUtils](https://github.com/LatencyUtils/LatencyUtils) - Utilities for latency measurement and reporting. -* [XRebel ![c]](https://zeroturnaround.com/software/xrebel/) - Real-time profiling for web applications, with an in-browser widget. -* [YourKit Java Profiler ![c]](https://www.yourkit.com/features/) - Profiler for any application running on the JVM. +* [XRebel ![c]](https://zeroturnaround.com/software/xrebel) - Real-time profiling for web applications, with an in-browser widget. +* [YourKit Java Profiler ![c]](https://www.yourkit.com/features) - Profiler for any application running on the JVM. ## Platform @@ -686,60 +686,60 @@ A curated list of awesome Java frameworks, libraries and software. ### Apache Commons -* [Pool](http://commons.apache.org/proper/commons-pool/) - Generic object pooling component. -* [BCEL](http://commons.apache.org/proper/commons-bcel/) - Byte Code Engineering Library - analyze, create, and manipulate Java class files. -* [Codec](http://commons.apache.org/proper/commons-codec/) - General encoding/decoding algorithms (for example phonetic, base64, URL). -* [Compress](http://commons.apache.org/proper/commons-compress/) - Defines an API for working with tar, zip and bzip2 files. -* [IO](http://commons.apache.org/proper/commons-io/) - Collection of I/O utilities. -* [Configuration](http://commons.apache.org/proper/commons-configuration/) - Reading of configuration/preferences files in various formats. -* [VFS](http://commons.apache.org/proper/commons-vfs/) - Virtual File System component for treating files, FTP, SMB, ZIP and such like as a single logical file system. -* [Jelly](http://commons.apache.org/proper/commons-jelly/) - XML based scripting and processing engine. -* [CSV](http://commons.apache.org/proper/commons-csv/) - Component for reading and writing comma separated value files. -* [JCS](http://commons.apache.org/proper/commons-jcs/) - Java Caching System. -* [Email](http://commons.apache.org/proper/commons-email/) - Library for sending e-mail from Java. -* [DbUtils](http://commons.apache.org/proper/commons-dbutils/) - JDBC helper library. -* [FileUpload](http://commons.apache.org/proper/commons-fileupload/) - File upload capability for your servlets and web applications. -* [Lang](http://commons.apache.org/proper/commons-lang/) - Provides extra functionality for classes in java.lang. -* [Jexl](http://commons.apache.org/proper/commons-jexl/) - Expression language which extends the Expression Language of the JSTL. -* [CLI](http://commons.apache.org/proper/commons-cli/) - Command Line arguments parser. -* [Validator](http://commons.apache.org/proper/commons-validator/) - Framework to define validators and validation rules in an xml file. -* [Net](http://commons.apache.org/proper/commons-net/) - Collection of network utilities and protocol implementations. -* [RNG](https://commons.apache.org/proper/commons-rng/) - Commons Rng provides implementations of pseudo-random numbers generators. -* [RDF](https://commons.apache.org/proper/commons-rdf/) - Common implementation of RDF 1.1 that could be implemented by systems on the JVM. -* [Weaver](http://commons.apache.org/proper/commons-weaver/) - Provides an easy way to enhance (weave) compiled bytecode. -* [BeanUtils](http://commons.apache.org/proper/commons-beanutils/) - Easy-to-use wrappers around the Java reflection and introspection APIs. -* [Collections](http://commons.apache.org/proper/commons-collections/) - Extends or augments the Java Collections Framework. -* [DBCP](http://commons.apache.org/proper/commons-dbcp/) - Database connection pooling services. -* [Math](http://commons.apache.org/proper/commons-math/) - Lightweight, self-contained mathematics and statistics components. -* [Exec](http://commons.apache.org/proper/commons-exec/) - API for dealing with external process execution and environment management in Java. +* [Pool](http://commons.apache.org/proper/commons-pool) - Generic object pooling component. +* [BCEL](http://commons.apache.org/proper/commons-bcel) - Byte Code Engineering Library - analyze, create, and manipulate Java class files. +* [Codec](http://commons.apache.org/proper/commons-codec) - General encoding/decoding algorithms (for example phonetic, base64, URL). +* [Compress](http://commons.apache.org/proper/commons-compress) - Defines an API for working with tar, zip and bzip2 files. +* [IO](http://commons.apache.org/proper/commons-io) - Collection of I/O utilities. +* [Configuration](http://commons.apache.org/proper/commons-configuration) - Reading of configuration/preferences files in various formats. +* [VFS](http://commons.apache.org/proper/commons-vfs) - Virtual File System component for treating files, FTP, SMB, ZIP and such like as a single logical file system. +* [Jelly](http://commons.apache.org/proper/commons-jelly) - XML based scripting and processing engine. +* [CSV](http://commons.apache.org/proper/commons-csv) - Component for reading and writing comma separated value files. +* [JCS](http://commons.apache.org/proper/commons-jcs) - Java Caching System. +* [Email](http://commons.apache.org/proper/commons-email) - Library for sending e-mail from Java. +* [DbUtils](http://commons.apache.org/proper/commons-dbutils) - JDBC helper library. +* [FileUpload](http://commons.apache.org/proper/commons-fileupload) - File upload capability for your servlets and web applications. +* [Lang](http://commons.apache.org/proper/commons-lang) - Provides extra functionality for classes in java.lang. +* [Jexl](http://commons.apache.org/proper/commons-jexl) - Expression language which extends the Expression Language of the JSTL. +* [CLI](http://commons.apache.org/proper/commons-cli) - Command Line arguments parser. +* [Validator](http://commons.apache.org/proper/commons-validator) - Framework to define validators and validation rules in an xml file. +* [Net](http://commons.apache.org/proper/commons-net) - Collection of network utilities and protocol implementations. +* [RNG](https://commons.apache.org/proper/commons-rng) - Commons Rng provides implementations of pseudo-random numbers generators. +* [RDF](https://commons.apache.org/proper/commons-rdf) - Common implementation of RDF 1.1 that could be implemented by systems on the JVM. +* [Weaver](http://commons.apache.org/proper/commons-weaver) - Provides an easy way to enhance (weave) compiled bytecode. +* [BeanUtils](http://commons.apache.org/proper/commons-beanutils) - Easy-to-use wrappers around the Java reflection and introspection APIs. +* [Collections](http://commons.apache.org/proper/commons-collections) - Extends or augments the Java Collections Framework. +* [DBCP](http://commons.apache.org/proper/commons-dbcp) - Database connection pooling services. +* [Math](http://commons.apache.org/proper/commons-math) - Lightweight, self-contained mathematics and statistics components. +* [Exec](http://commons.apache.org/proper/commons-exec) - API for dealing with external process execution and environment management in Java. * [Logging](https://en.wikipedia.org/wiki/Apache_Commons_Logging) Wrapper around a variety of logging API implementations. -* [OGNL](http://commons.apache.org/proper/commons-ognl/) - An Object-Graph Navigation Language. -* [JCI](http://commons.apache.org/proper/commons-jci/) - Java Compiler Interface. -* [Daemon](http://commons.apache.org/proper/commons-daemon/) - Alternative invocation mechanism for unix-daemon-like java code. -* [Functor](http://commons.apache.org/proper/commons-functor/) - A functor is a function that can be manipulated as an object, or an object representing a single, generic function. -* [Digester](http://commons.apache.org/proper/commons-digester/) - XML-to-Java-object mapping utility. -* [BSF](http://commons.apache.org/proper/commons-bsf/) - Bean Scripting Framework - interface to scripting languages, including JSR-223. -* [Imaging](http://commons.apache.org/proper/commons-imaging/) - A pure-Java image library. -* [SCXML](http://commons.apache.org/proper/commons-scxml/) - An implementation of the State Chart XML specification aimed at creating and maintaining a Java SCXML engine. -* [JXPath](http://commons.apache.org/proper/commons-jxpath/) - Utilities for manipulating Java Beans using the XPath syntax. -* [Chain](http://commons.apache.org/proper/commons-chain/) - Chain of Responsibility pattern implementation. -* [Proxy](http://commons.apache.org/proper/commons-proxy/) - Library for creating dynamic proxies. -* [BeanUtils2](http://commons.apache.org/sandbox/commons-beanutils2/) - Redesign of Commons BeanUtils. -* [ClassScan](http://commons.apache.org/sandbox/commons-classscan/) - Find Class interfaces, methods, fields, and annotations without loading. +* [OGNL](http://commons.apache.org/proper/commons-ognl) - An Object-Graph Navigation Language. +* [JCI](http://commons.apache.org/proper/commons-jci) - Java Compiler Interface. +* [Daemon](http://commons.apache.org/proper/commons-daemon) - Alternative invocation mechanism for unix-daemon-like java code. +* [Functor](http://commons.apache.org/proper/commons-functor) - A functor is a function that can be manipulated as an object, or an object representing a single, generic function. +* [Digester](http://commons.apache.org/proper/commons-digester) - XML-to-Java-object mapping utility. +* [BSF](http://commons.apache.org/proper/commons-bsf) - Bean Scripting Framework - interface to scripting languages, including JSR-223. +* [Imaging](http://commons.apache.org/proper/commons-imaging) - A pure-Java image library. +* [SCXML](http://commons.apache.org/proper/commons-scxml) - An implementation of the State Chart XML specification aimed at creating and maintaining a Java SCXML engine. +* [JXPath](http://commons.apache.org/proper/commons-jxpath) - Utilities for manipulating Java Beans using the XPath syntax. +* [Chain](http://commons.apache.org/proper/commons-chain) - Chain of Responsibility pattern implementation. +* [Proxy](http://commons.apache.org/proper/commons-proxy) - Library for creating dynamic proxies. +* [BeanUtils2](http://commons.apache.org/sandbox/commons-beanutils2) - Redesign of Commons BeanUtils. +* [ClassScan](http://commons.apache.org/sandbox/commons-classscan) - Find Class interfaces, methods, fields, and annotations without loading. * [CLI2](http://commons.apache.org/sandbox/commons-cli2) Redesign of Commons CLI. -* [Convert](http://commons.apache.org/sandbox/commons-convert/) - Commons-Convert aims to provide a single library dedicated to the task of converting an object of one type to another. -* [Finder](http://commons.apache.org/sandbox/commons-finder/) - Java library inspired by the UNIX find command. -* [Flatfile](http://commons.apache.org/sandbox/commons-flatfile/) - Java library for working with flat data structures. -* [Graph](http://commons.apache.org/sandbox/commons-graph/) - A general purpose Graph APIs and algorithms. -* [I18n](http://commons.apache.org/sandbox/commons-i18n/) - Adds the feature of localized message bundles that consist of one or many localized texts that belong together. -* [Id](http://commons.apache.org/sandbox/commons-id/) - Id is a component used to generate identifiers. -* [Javaflow](http://commons.apache.org/sandbox/commons-javaflow/) - Continuation implementation to capture the state of the application. -* [JNet](http://commons.apache.org/sandbox/commons-jnet/) - JNet allows to use dynamically register url stream handlers through the java.net API. -* [Monitoring](http://commons.apache.org/sandbox/commons-monitoring/) - Monitoring aims to provide a simple but extensible monitoring solution for Java applications. -* [Nabla](http://commons.apache.org/sandbox/commons-nabla/) - Nabla provides automatic differentiation classes that can generate derivative of any function implemented in the Java language. -* [OpenPGP](http://commons.apache.org/sandbox/commons-openpgp/) - Interface to signing and verifying data using OpenPGP. -* [Performance](http://commons.apache.org/sandbox/commons-performance/) - A small framework for microbenchmark clients, with implementations for Commons DBCP and Pool. -* [Pipeline](http://commons.apache.org/sandbox/commons-pipeline/) - Provides a set of pipeline utilities designed around work queues that run in parallel to sequentially process data objects. +* [Convert](http://commons.apache.org/sandbox/commons-convert) - Commons-Convert aims to provide a single library dedicated to the task of converting an object of one type to another. +* [Finder](http://commons.apache.org/sandbox/commons-finder) - Java library inspired by the UNIX find command. +* [Flatfile](http://commons.apache.org/sandbox/commons-flatfile) - Java library for working with flat data structures. +* [Graph](http://commons.apache.org/sandbox/commons-graph) - A general purpose Graph APIs and algorithms. +* [I18n](http://commons.apache.org/sandbox/commons-i18n) - Adds the feature of localized message bundles that consist of one or many localized texts that belong together. +* [Id](http://commons.apache.org/sandbox/commons-id) - Id is a component used to generate identifiers. +* [Javaflow](http://commons.apache.org/sandbox/commons-javaflow) - Continuation implementation to capture the state of the application. +* [JNet](http://commons.apache.org/sandbox/commons-jnet) - JNet allows to use dynamically register url stream handlers through the java.net API. +* [Monitoring](http://commons.apache.org/sandbox/commons-monitoring) - Monitoring aims to provide a simple but extensible monitoring solution for Java applications. +* [Nabla](http://commons.apache.org/sandbox/commons-nabla) - Nabla provides automatic differentiation classes that can generate derivative of any function implemented in the Java language. +* [OpenPGP](http://commons.apache.org/sandbox/commons-openpgp) - Interface to signing and verifying data using OpenPGP. +* [Performance](http://commons.apache.org/sandbox/commons-performance) - A small framework for microbenchmark clients, with implementations for Commons DBCP and Pool. +* [Pipeline](http://commons.apache.org/sandbox/commons-pipeline) - Provides a set of pipeline utilities designed around work queues that run in parallel to sequentially process data objects. ### Other @@ -753,65 +753,65 @@ A curated list of awesome Java frameworks, libraries and software. *Libraries for developing reactive applications.* * [Akka](https://akka.io) - Toolkit and runtime for building concurrent, distributed, fault-tolerant and event-driven applications. -* [Reactive Streams](https://github.com/reactive-streams/reactive-streams-jvm/) - Provides a standard for asynchronous stream processing with non-blocking backpressure. -* [Reactor](https://projectreactor.io/) - Library for building reactive fast-data applications. +* [Reactive Streams](https://github.com/reactive-streams/reactive-streams-jvm) - Provides a standard for asynchronous stream processing with non-blocking backpressure. +* [Reactor](https://projectreactor.io) - Library for building reactive fast-data applications. * [RxJava](https://github.com/ReactiveX/RxJava) - Allows for composing asynchronous and event-based programs using observable sequences. -* [vert.x](http://vertx.io/) - Polyglot event-driven application framework. +* [vert.x](http://vertx.io) - Polyglot event-driven application framework. ## REST Frameworks *Frameworks specifically for creating RESTful services.* -* [Dropwizard](https://dropwizard.github.io/dropwizard/) - Opinionated framework for setting up modern web applications with Jetty, Jackson, Jersey and Metrics. -* [Jersey](https://jersey.github.io/) - JAX-RS reference implementation. +* [Dropwizard](https://dropwizard.github.io/dropwizard) - Opinionated framework for setting up modern web applications with Jetty, Jackson, Jersey and Metrics. +* [Jersey](https://jersey.github.io) - JAX-RS reference implementation. * [Microserver](https://github.com/aol/micro-server) — A convenient, extensible microservices plugin system for Spring & Spring Boot. With more than 30 plugins and growing, it supports both micro-monolith and pure microservices styles. -* [Rapidoid](https://www.rapidoid.org/) - A simple, secure and extremely fast framework consisting of an embedded HTTP server, GUI components and dependency injection. +* [Rapidoid](https://www.rapidoid.org) - A simple, secure and extremely fast framework consisting of an embedded HTTP server, GUI components and dependency injection. * [rest.li](https://github.com/linkedin/rest.li) - Framework for building robust, scalable RESTful architectures using typesafe bindings and asynchronous, non-blocking IO with an end-to-end developer workflow that promotes clean practices, uniform interface design and consistent data modeling. -* [RESTEasy](https://resteasy.jboss.org/) - Fully certified and portable implementation of the JAX-RS specification. +* [RESTEasy](https://resteasy.jboss.org) - Fully certified and portable implementation of the JAX-RS specification. * [RestExpress](https://github.com/RestExpress/RestExpress) - Thin wrapper on the JBoss Netty HTTP stack that provides scaling and performance. -* [Restlet Framework](https://github.com/restlet/restlet-framework-java/) - Pioneering framework with powerful routing and filtering capabilities, and a unified client and server API. -* [Spark](http://sparkjava.com/) - Sinatra inspired framework. -* [Crnk](http://www.crnk.io/) - Implementation of the JSON API specification to build resource-oriented REST endpoints with sorting, filtering, paging, linking, object graphs, type-safety, bulk updates, integrations and more. -* [Swagger](https://swagger.io/) - Standard, language-agnostic interface to REST APIs. +* [Restlet Framework](https://github.com/restlet/restlet-framework-java) - Pioneering framework with powerful routing and filtering capabilities, and a unified client and server API. +* [Spark](http://sparkjava.com) - Sinatra inspired framework. +* [Crnk](http://www.crnk.io) - Implementation of the JSON API specification to build resource-oriented REST endpoints with sorting, filtering, paging, linking, object graphs, type-safety, bulk updates, integrations and more. +* [Swagger](https://swagger.io) - Standard, language-agnostic interface to REST APIs. ## Science *Libraries for scientific computing, analysis and visualization.* -* [DataMelt](http://jwork.org/dmelt/) - Environment for scientific computation, data analysis and data visualization. +* [DataMelt](http://jwork.org/dmelt) - Environment for scientific computation, data analysis and data visualization. * [Erdos](https://github.com/Erdos-Graph-Framework/Erdos) - Modular, light and easy graph framework for theoretic algorithms. -* [GraphStream](http://graphstream-project.org/) - Library for modeling and analyzing dynamic graphs. +* [GraphStream](http://graphstream-project.org) - Library for modeling and analyzing dynamic graphs. * [JGraphT](https://github.com/jgrapht/jgrapht) - Graph library that provides mathematical graph-theory objects and algorithms. * [JGraphX](https://github.com/jgraph/jgraphx) - Library for visualizing (mainly Swing) and interacting with node-edge graphs. * [Mines Java Toolkit](https://github.com/MinesJTK/jtk) - Library for geophysical scientific computation, visualization and digital signal analysis. -* [Morpheus](http://www.zavtech.com/morpheus/docs/) - Provides a versatile two-dimensional memory efficient tabular data structure called a DataFrame to enable efficient in-memory analytics for scientific computing on the JVM. +* [Morpheus](http://www.zavtech.com/morpheus/docs) - Provides a versatile two-dimensional memory efficient tabular data structure called a DataFrame to enable efficient in-memory analytics for scientific computing on the JVM. * [Tablesaw](https://github.com/lwhite1/tablesaw) - Includes a data-frame, an embedded column store, and hundreds of methods to transform, summarize, or filter data. ## Search *Engines that index documents for search and analysis.* -* [Apache Lucene](https://lucene.apache.org/) - High-performance, full-featured, cross-platform, text search engine library. -* [Apache Solr](https://lucene.apache.org/solr/) - Enterprise search engine optimized for high-volume traffic. -* [Elasticsearch](https://www.elastic.co/) - Distributed, multitenant-capable, full-text search engine with a RESTful web interface and schema-free JSON documents. +* [Apache Lucene](https://lucene.apache.org) - High-performance, full-featured, cross-platform, text search engine library. +* [Apache Solr](https://lucene.apache.org/solr) - Enterprise search engine optimized for high-volume traffic. +* [Elasticsearch](https://www.elastic.co) - Distributed, multitenant-capable, full-text search engine with a RESTful web interface and schema-free JSON documents. ## Security *Libraries that handle security, authentication, authorization or session management.* -* [Apache Shiro](https://shiro.apache.org/) - Performs authentication, authorization, cryptography and session management. +* [Apache Shiro](https://shiro.apache.org) - Performs authentication, authorization, cryptography and session management. * [Bouncy Castle](https://www.bouncycastle.org/java.html) - All-purpose cryptographic library and JCA provider offering a wide range of functions, from basic helpers to PGP/SMIME operations. -* [Cryptomator](https://cryptomator.org/) - Multiplatform, transparent, client-side encryption of files in the cloud. +* [Cryptomator](https://cryptomator.org) - Multiplatform, transparent, client-side encryption of files in the cloud. * [Hdiv](https://github.com/hdiv/hdiv) - Runtime application that repels application security risks included in the OWASP Top 10, including SQL injection, cross-site scripting, cross-site request forgery, data tampering, and brute force attacks. * [jjwt](https://github.com/jwtk/jjwt) - JSON web token for Java and Android. -* [Keycloak](https://keycloak.jboss.org/) - Integrated SSO and IDM for browser apps and RESTful web services. +* [Keycloak](https://keycloak.jboss.org) - Integrated SSO and IDM for browser apps and RESTful web services. * [Keyczar](https://github.com/google/keyczar) - Easy-to-use, safe encryption framework with key versioning. * [Keywhiz](https://github.com/square/keywhiz) - System for distributing and managing secrets. * [Nbvcxz](https://github.com/GoSimpleLLC/nbvcxz) - Advanced password strength estimation. -* [OACC](http://oaccframework.org/) - Provides permission-based authorization services. +* [OACC](http://oaccframework.org) - Provides permission-based authorization services. * [pac4j](https://github.com/pac4j/pac4j) - Security engine. -* [PicketLink](http://picketlink.org/) - Umbrella project for security and identity management. -* [Vault](https://www.vaultproject.io/) - Secures, stores, and tightly controls access to tokens, passwords, certificates, API keys, and other secrets. It handles leasing, key revocation, key rolling, and auditing. Through a unified API, users can access an encrypted Key/Value store and network encryption-as-a-service, or generate AWS IAM/STS credentials, SQL/NoSQL databases, X.509 certificates, SSH credentials, and more. +* [PicketLink](http://picketlink.org) - Umbrella project for security and identity management. +* [Vault](https://www.vaultproject.io) - Secures, stores, and tightly controls access to tokens, passwords, certificates, API keys, and other secrets. It handles leasing, key revocation, key rolling, and auditing. Through a unified API, users can access an encrypted Key/Value store and network encryption-as-a-service, or generate AWS IAM/STS credentials, SQL/NoSQL databases, X.509 certificates, SSH credentials, and more. ## Serialization @@ -827,22 +827,22 @@ A curated list of awesome Java frameworks, libraries and software. *Servers specifically used to deploy applications.* -* [Apache Tomcat](https://tomcat.apache.org/) - Robust, all-round server for Servlet and JSP. -* [Apache TomEE](https://tomee.apache.org/) - Tomcat plus Java EE. -* [Jetty](https://www.eclipse.org/jetty/) - Provides a Web server and javax.servlet container, plus support for HTTP/2, WebSocket, OSGi, JMX, JNDI, JAAS and many other integrations. +* [Apache Tomcat](https://tomcat.apache.org) - Robust, all-round server for Servlet and JSP. +* [Apache TomEE](https://tomee.apache.org) - Tomcat plus Java EE. +* [Jetty](https://www.eclipse.org/jetty) - Provides a Web server and javax.servlet container, plus support for HTTP/2, WebSocket, OSGi, JMX, JNDI, JAAS and many other integrations. * [nanohttpd](https://github.com/NanoHttpd/nanohttpd) - Tiny, easily embeddable HTTP server. -* [WebSphere Liberty](https://developer.ibm.com/wasdev/) - Lightweight, modular server developed by IBM. -* [WildFly](http://www.wildfly.org/) - Formerly known as JBoss and developed by Red Hat with extensive Java EE support. +* [WebSphere Liberty](https://developer.ibm.com/wasdev) - Lightweight, modular server developed by IBM. +* [WildFly](http://www.wildfly.org) - Formerly known as JBoss and developed by Red Hat with extensive Java EE support. ## Template Engine *Tools that substitute expressions in a template.* -* [Handlebars.java](https://jknack.github.io/handlebars.java/) - Logicless and semantic Mustache templates. +* [Handlebars.java](https://jknack.github.io/handlebars.java) - Logicless and semantic Mustache templates. * [Jade4J](https://github.com/neuland/jade4j) - Implementation of Pug (formerly known as Jade). -* [Jtwig](http://jtwig.org/) - Modular, configurable and fully tested template engine. +* [Jtwig](http://jtwig.org) - Modular, configurable and fully tested template engine. * [Pebble](http://www.mitchellbosecke.com/pebble/home) - Inspired by Twig and separates itself with its inheritance feature and its easy-to-read syntax. It ships with built-in autoescaping for security and it includes integrated support for internationalization. -* [Thymeleaf](http://www.thymeleaf.org/) - Aims to be a substitute for JSP and works for XML files. +* [Thymeleaf](http://www.thymeleaf.org) - Aims to be a substitute for JSP and works for XML files. ## Testing @@ -854,7 +854,7 @@ A curated list of awesome Java frameworks, libraries and software. * [Awaitility](https://github.com/jayway/awaitility) - DSL for synchronizing asynchronous operations. * [ConcurrentUnit](https://github.com/jhalterman/concurrentunit) - Toolkit for testing multi-threaded and asynchronous applications. -* [GreenMail](http://www.icegreen.com/greenmail/) - In-memory email server for integration testing. Supports SMTP, POP3 and IMAP including SSL. +* [GreenMail](http://www.icegreen.com/greenmail) - In-memory email server for integration testing. Supports SMTP, POP3 and IMAP including SSL. * [Hoverfly Java](https://github.com/SpectoLabs/hoverfly-java) - Native bindings for Hoverfly, a proxy which allows you to simulate HTTP services. * [REST Assured](https://github.com/jayway/rest-assured) - DSL for easy testing of REST/HTTP services. @@ -864,8 +864,8 @@ A curated list of awesome Java frameworks, libraries and software. * [Cucumber](https://github.com/cucumber/cucumber-jvm) - Provides a way to describe features in a plain language which customers can understand. * [Cukes-REST](https://github.com/ctco/cukes-rest) - A collection of Gherkin steps for REST-service testing using Cucumber. -* [J8Spec](https://github.com/j8spec/j8spec/) - Follows a Jasmine-like syntax. -* [JBehave](http://jbehave.org/) - Extensively configurable framework that describes stories. +* [J8Spec](https://github.com/j8spec/j8spec) - Follows a Jasmine-like syntax. +* [JBehave](http://jbehave.org) - Extensively configurable framework that describes stories. * [JGiven](http://jgiven.org) - Provides a fluent API which allows for simpler composition. * [Lamdba Behave](https://github.com/RichardWarburton/lambda-behave) - Aims to provide a fluent API to write tests in long and descriptive sentences that read like plain English. @@ -883,20 +883,20 @@ A curated list of awesome Java frameworks, libraries and software. *Provide environments to run tests for a specific use case.* * [ArchUnit](https://github.com/TNG/ArchUnit) - Test library for specifying and asserting architecture rules. -* [Apache JMeter](http://jmeter.apache.org/) - Functional testing and performance measurements. -* [Arquillian](http://arquillian.org/) - Integration and functional testing platform for Java EE containers. -* [Citrus](https://citrusframework.org/) - Integration testing framework that focuses on both client- and server-side messaging. -* [Gatling](https://gatling.io/) - Load testing tool designed for ease of use, maintainability and high performance. -* [JUnit](http://junit.org/) - Common testing framework. -* [Pact JVM](https://github.com/DiUS/pact-jvm/) - Consumer-driven contract testing. +* [Apache JMeter](http://jmeter.apache.org) - Functional testing and performance measurements. +* [Arquillian](http://arquillian.org) - Integration and functional testing platform for Java EE containers. +* [Citrus](https://citrusframework.org) - Integration testing framework that focuses on both client- and server-side messaging. +* [Gatling](https://gatling.io) - Load testing tool designed for ease of use, maintainability and high performance. +* [JUnit](http://junit.org) - Common testing framework. +* [Pact JVM](https://github.com/DiUS/pact-jvm) - Consumer-driven contract testing. * [PIT](http://pitest.org) - Fast mutation-testing framework for evaluating fault-detection abilities of existing JUnit or TestNG test suites. ### Matchers *Libraries that provide custom matchers.* -* [AssertJ](https://joel-costigliola.github.io/assertj/) - Fluent assertions that improve readability. -* [JSONAssert](http://jsonassert.skyscreamer.org/) - Simplifies testing JSON strings. +* [AssertJ](https://joel-costigliola.github.io/assertj) - Fluent assertions that improve readability. +* [JSONAssert](http://jsonassert.skyscreamer.org) - Simplifies testing JSON strings. * [Truth](https://github.com/google/truth) - Google's assertion and proposition framework. ### Miscellaneous @@ -906,18 +906,18 @@ A curated list of awesome Java frameworks, libraries and software. * [Mutability Detector](https://github.com/MutabilityDetector/MutabilityDetector) - Reports whether instances of a given class are immutable. * [raml-tester](https://github.com/nidi3/raml-tester) - Tests if a request/response matches a given RAML definition. * [TestContainers](https://github.com/testcontainers/testcontainers-java) - Provides throwaway instances of common databases, Selenium web browsers, or anything else that can run in a Docker container. -* [pojo-tester](http://www.pojo.pl/) - Automatically performs tests on basic POJO methods. +* [pojo-tester](http://www.pojo.pl) - Automatically performs tests on basic POJO methods. ### Mocking *Tools which mock collaborators to help testing single, isolated units.* -* [JMockit](http://jmockit.org/) - Integration testing, API mocking and faking, and code coverage. +* [JMockit](http://jmockit.org) - Integration testing, API mocking and faking, and code coverage. * [Mockito](https://github.com/mockito/mockito) - Mocking framework that lets you write tests with a clean and simple API. -* [MockServer](https://www.mock-server.com/) - Allows mocking of systems integrated with HTTPS. +* [MockServer](https://www.mock-server.com) - Allows mocking of systems integrated with HTTPS. * [Moco](https://github.com/dreamhead/moco) - Concise web services for stubs and mocks. * [PowerMock](https://github.com/jayway/powermock) - Mocks static methods, constructors, final classes and methods, private methods, and removal of static initializers. -* [WireMock](http://wiremock.org/) - Stubs and mocks web services. +* [WireMock](http://wiremock.org) - Stubs and mocks web services. ### Parameterization @@ -925,7 +925,7 @@ A curated list of awesome Java frameworks, libraries and software. * [Burst](https://github.com/square/burst) - A unit testing library for varying test data. * [junit-dataprovider](https://github.com/TNG/junit-dataprovider) - A TestNG-like data provider/runner for JUnit. -* [JUnitParams](https://pragmatists.github.io/JUnitParams/) - Creates readable and maintainable parametrised tests. +* [JUnitParams](https://pragmatists.github.io/JUnitParams) - Creates readable and maintainable parametrised tests. ## Utility @@ -934,15 +934,15 @@ A curated list of awesome Java frameworks, libraries and software. * [cactoos](http://www.cactoos.org) - Collection of object-oriented primitives. * [CRaSH](http://www.crashub.org) - Provides a shell into a JVM that's running CRaSH. Used by Spring Boot and others. * [Dex](https://github.com/PatMartin/Dex) - Java/JavaFX tool capable of powerful ETL and data visualization. -* [Embulk](http://www.embulk.org/) - Bulk data loader that helps data transfer between various databases, storages, file formats, and cloud services. +* [Embulk](http://www.embulk.org) - Bulk data loader that helps data transfer between various databases, storages, file formats, and cloud services. * [fswatch](https://github.com/vorburger/ch.vorburger.fswatch) - Micro library to watch for directory file system changes, simplifying java.nio.file.WatchService -* [Gephi](https://github.com/gephi/gephi/) - Cross-platform for visualizing and manipulating large graph networks. +* [Gephi](https://github.com/gephi/gephi) - Cross-platform for visualizing and manipulating large graph networks. * [Guava](https://github.com/google/guava) - Collections, caching, primitives support, concurrency libraries, common annotations, string processing, I/O, and more. -* [JADE](http://jade.tilab.com/) - Framework and environment for building and debugging multi-agent systems. +* [JADE](http://jade.tilab.com) - Framework and environment for building and debugging multi-agent systems. * [JavaVerbalExpressions](https://github.com/VerbalExpressions/JavaVerbalExpressions) - Library that helps with constructing difficult regular expressions. -* [JGit](https://eclipse.org/jgit/) - A lightweight, pure Java library implementing the Git version control system. +* [JGit](https://eclipse.org/jgit) - A lightweight, pure Java library implementing the Git version control system. * [minio-java](https://github.com/minio/minio-java) - Provides simple APIs to access any Amazon S3-compatible object storage server. -* [Protégé](https://protege.stanford.edu/) - Provides an ontology editor and a framework to build knowledge-based systems. +* [Protégé](https://protege.stanford.edu) - Provides an ontology editor and a framework to build knowledge-based systems. * [Underscore-java](https://github.com/javadev/underscore-java) - Port of Underscore.js functions. ## Version Managers @@ -957,28 +957,28 @@ A curated list of awesome Java frameworks, libraries and software. *Libraries that analyze the content of websites.* -* [Apache Nutch](https://nutch.apache.org/) - Highly extensible, highly scalable web crawler for production environments. +* [Apache Nutch](https://nutch.apache.org) - Highly extensible, highly scalable web crawler for production environments. * [Crawler4j](https://github.com/yasserg/crawler4j) - Simple and lightweight web crawler. -* [jsoup](https://jsoup.org/) - Scrapes, parses, manipulates and cleans HTML. -* [StormCrawler](http://stormcrawler.net/) - SDK for building low-latency and scalable web crawlers. +* [jsoup](https://jsoup.org) - Scrapes, parses, manipulates and cleans HTML. +* [StormCrawler](http://stormcrawler.net) - SDK for building low-latency and scalable web crawlers. * [webmagic](https://github.com/code4craft/webmagic) - Scalable crawler with downloading, url management, content extraction and persistent. ## Web Frameworks *Frameworks that handle the communication between the layers of a web application.* -* [Apache Tapestry](https://tapestry.apache.org/) - Component-oriented framework for creating dynamic, robust, highly scalable web applications. -* [Apache Wicket](https://wicket.apache.org/) - Component-based web application framework similar to Tapestry, with a stateful GUI. +* [Apache Tapestry](https://tapestry.apache.org) - Component-oriented framework for creating dynamic, robust, highly scalable web applications. +* [Apache Wicket](https://wicket.apache.org) - Component-based web application framework similar to Tapestry, with a stateful GUI. * [Blade](https://github.com/biezhi/blade) - Lightweight, modular framework that aims to be elegant and simple. -* [Bootique](http://bootique.io/) - Minimally opinionated framework for runnable apps. -* [Firefly](http://www.fireflysource.com/) - Asynchronous framework for rapid development of high-performance web application. -* [Grails](https://grails.org/) - Groovy framework that provides a highly productive environment by favoring convention over configuration, no XML and support for mixins. +* [Bootique](http://bootique.io) - Minimally opinionated framework for runnable apps. +* [Firefly](http://www.fireflysource.com) - Asynchronous framework for rapid development of high-performance web application. +* [Grails](https://grails.org) - Groovy framework that provides a highly productive environment by favoring convention over configuration, no XML and support for mixins. * [Jooby](http://jooby.org) - Scalable, fast and modular micro-framework that offers multiple programming models. -* [Ninja](http://www.ninjaframework.org/) - Full-stack web framework. -* [Pippo](http://www.pippo.ro/) - Small, highly modularized, Sinatra-like framework. -* [Play](https://www.playframework.com/) - Built on Akka, it provides predictable and minimal resource consumption (CPU, memory, threads) for highly-scalable applications in Java and Scala. -* [PrimeFaces](https://primefaces.org/) - JSF framework with both free and commercial/support versions and frontend components. -* [Ratpack](https://ratpack.io/) - Set of libraries that facilitate fast, efficient, evolvable and well-tested HTTP applications. +* [Ninja](http://www.ninjaframework.org) - Full-stack web framework. +* [Pippo](http://www.pippo.ro) - Small, highly modularized, Sinatra-like framework. +* [Play](https://www.playframework.com) - Built on Akka, it provides predictable and minimal resource consumption (CPU, memory, threads) for highly-scalable applications in Java and Scala. +* [PrimeFaces](https://primefaces.org) - JSF framework with both free and commercial/support versions and frontend components. +* [Ratpack](https://ratpack.io) - Set of libraries that facilitate fast, efficient, evolvable and well-tested HTTP applications. * [Takes](https://github.com/yegor256/takes) - Opinionated web framework which is built around the concepts of True Object-Oriented Programming and immutability. * [Vaadin](https://vaadin.com/home) - Event-driven framework built on top of GWT. Uses server-side architecture with Ajax on the client side. @@ -1003,13 +1003,13 @@ A curated list of awesome Java frameworks, libraries and software. * [r/java](https://www.reddit.com/r/java) - Subreddit for the Java community. * [stackoverflow](https://stackoverflow.com/questions/tagged/java) - Question/answer platform. -* [VirtualJUG](https://virtualjug.com/) - Virtual Java User Group. +* [VirtualJUG](https://virtualjug.com) - Virtual Java User Group. ## Frontends *Websites that provide a frontend for this list. Please note, there won't be an official website. We don't associate with a particular website and everybody is allowed to create one.* -* [java.libhunt.com](https://java.libhunt.com/) +* [java.libhunt.com](https://java.libhunt.com) ## Influential Books @@ -1025,19 +1025,19 @@ A curated list of awesome Java frameworks, libraries and software. *Something to look at or listen to while programming.* -* [Java Off Heap](http://www.javaoffheap.com/) +* [Java Off Heap](http://www.javaoffheap.com) * [Marco Behler's Screencasts](https://www.marcobehler.com/series) - Screencasts about modern Java development. -* [The Java Council](https://virtualjug.com/podcast/) -* [The Java Posse](http://www.javaposse.com/) - Discontinued as of 02/2015. +* [The Java Council](https://virtualjug.com/podcast) +* [The Java Posse](http://www.javaposse.com) - Discontinued as of 02/2015. ## Twitter *Active accounts to follow. Descriptions from Twitter.* -* [Adam Bien](https://twitter.com/AdamBien/) - Freelance author, JavaOne Rockstar speaker, consultant, Java Champion. +* [Adam Bien](https://twitter.com/AdamBien) - Freelance author, JavaOne Rockstar speaker, consultant, Java Champion. * [Aleksey Shipilëv](https://twitter.com/shipilev) - Performance geek, benchmarking czar, concurrency bug hunter. -* [Antonio Goncalves](https://twitter.com/agoncal/) - Java Champion, JUG Leader, Devoxx France, Java EE 6/7, JCP, Author. -* [Arun Gupta](https://twitter.com/arungupta/) - Java Champion, JavaOne Rockstar, JUG Leader, Devoxx4Kids-er, VP of Developer Advocacy at Couchbase. +* [Antonio Goncalves](https://twitter.com/agoncal) - Java Champion, JUG Leader, Devoxx France, Java EE 6/7, JCP, Author. +* [Arun Gupta](https://twitter.com/arungupta) - Java Champion, JavaOne Rockstar, JUG Leader, Devoxx4Kids-er, VP of Developer Advocacy at Couchbase. * [Brian Goetz](https://twitter.com/BrianGoetz) - Java Language Architect at Oracle. * [Bruno Borges](https://twitter.com/brunoborges) - Product Manager/Java Jock at Oracle. * [Chris Richardson](https://twitter.com/crichardson) - Software architect, consultant, and serial entrepreneur, Java Champion, JavaOne Rock Star, *POJOs in Action* author. @@ -1046,9 +1046,9 @@ A curated list of awesome Java frameworks, libraries and software. * [Heinz Kabutz](https://twitter.com/heinzkabutz) - Java Champion, speaker, author of The Java Specialists' Newsletter, concurrency performance expert. * [Holly Cummins](https://twitter.com/holly_cummins) - Technical Lead of IBM London's Bluemix Garage, Java Champion, developer, author, JavaOne rockstar. * [James Weaver](https://twitter.com/JavaFXpert) - Java/JavaFX/IoT developer, author and speaker. -* [Java EE](https://twitter.com/Java_EE/) - Official Java EE Twitter account. +* [Java EE](https://twitter.com/Java_EE) - Official Java EE Twitter account. * [Java Magazine](https://twitter.com/Oraclejavamag) - Official Java Magazine account. -* [Java](https://twitter.com/java/) - Official Java Twitter account. +* [Java](https://twitter.com/java) - Official Java Twitter account. * [Javin Paul](https://twitter.com/javinpaul) - Well-known Java blogger. * [Josh Long](https://twitter.com/starbuxman) - Spring Advocate at Pivotal, author of O'Reilly's *Cloud Native Java* and *Building Microservices with Spring Boot*, JavaOne Rock Star. * [Lukas Eder](https://twitter.com/lukaseder) - Java Champion, speaker, JUG.ch co-leader, Founder and CEO Data Geekery (jOOQ). @@ -1073,18 +1073,18 @@ A curated list of awesome Java frameworks, libraries and software. *Sites to read.* * [Google Java Style](https://google.github.io/styleguide/javaguide.html) -* [InfoQ](https://www.infoq.com/) -* [Java Algorithms and Clients](https://algs4.cs.princeton.edu/code/) -* [Java, SQL, and jOOQ](https://blog.jooq.org/) +* [InfoQ](https://www.infoq.com) +* [Java Algorithms and Clients](https://algs4.cs.princeton.edu/code) +* [Java, SQL, and jOOQ](https://blog.jooq.org) * [Java.net](https://community.oracle.com/community/java) * [Javalobby](https://dzone.com/java-jdk-development-tutorials-tools-news) -* [JavaWorld](https://www.javaworld.com/) -* [JAXenter](https://jaxenter.com/) -* [RebelLabs](https://zeroturnaround.com/rebellabs/) -* [The Takipi Blog](http://blog.takipi.com/) -* [TheServerSide.com](http://www.theserverside.com/) -* [Vanilla Java](https://vanilla-java.github.io/) -* [Voxxed](https://www.voxxed.com/) +* [JavaWorld](https://www.javaworld.com) +* [JAXenter](https://jaxenter.com) +* [RebelLabs](https://zeroturnaround.com/rebellabs) +* [The Takipi Blog](http://blog.takipi.com) +* [TheServerSide.com](http://www.theserverside.com) +* [Vanilla Java](https://vanilla-java.github.io) +* [Voxxed](https://www.voxxed.com) # Contributing