diff --git a/readme.md b/readme.md
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@@ -537,6 +537,7 @@
 - [Neuroscience](https://github.com/analyticalmonk/awesome-neuroscience) - Study of the nervous system and brain.
 - [Effective Altruism](https://github.com/sheonhan/awesome-effective-altruism) - Evidence-driven philanthropy.
 - [Ad-Free](https://github.com/johnjago/awesome-ad-free) - Ad-free alternatives.
+- [Esolangs](https://github.com/angrykoala/awesome-esolangs) - Programming languages designed for experimentation or as jokes rather than actual use.
 
 
 ## License