diff --git a/README.md b/README.md
index 40211fc..779d367 100644
--- a/README.md
+++ b/README.md
@@ -170,6 +170,7 @@ A curated list of awesome Java frameworks, libraries and software.
 
 *Libraries that help to realize the [Inversion of Control](http://en.wikipedia.org/wiki/Inversion_of_control) paradigm.*
 
+* [Apache DeltaSpike](https://deltaspike.apache.org/) - CDI extension framework.
 * [Dagger2](http://google.github.io/dagger/) - Compile-time injection framework without reflection.
 * [Guice](https://github.com/google/guice) - Lightweight but powerful framework that completes Dagger.
 * [HK2](https://hk2.java.net) - A light-weight and dynamic dependency injection framework.