diff --git a/readme.md b/readme.md
index b703196..9e1f558 100644
--- a/readme.md
+++ b/readme.md
@@ -350,6 +350,7 @@
 - [MongoDB](https://github.com/ramnes/awesome-mongodb) - NoSQL database.
 - [RethinkDB](https://github.com/d3viant0ne/awesome-rethinkdb)
 - [TinkerPop](https://github.com/mohataher/awesome-tinkerpop) - Graph computing framework.
+- [PostgreSQL](https://github.com/dhamaniasad/awesome-postgres) -  Object-relational database.
 
 
 ## Media