diff --git a/README.md b/README.md
index d48c6ca2..e69c9113 100644
--- a/README.md
+++ b/README.md
@@ -1115,6 +1115,7 @@ _Awesome game development libraries._
 
 _Tools that generate Go code._
 
+- [copygen](https://github.com/switchupcb/copygen) - Generate type-to-type code without reflection.
 - [efaceconv](https://github.com/t0pep0/efaceconv) - Code generation tool for high performance conversion from interface{} to immutable type without allocations.
 - [generis](https://github.com/senselogic/GENERIS) - Code generation tool providing generics, free-form macros, conditional compilation and HTML templating.
 - [go-enum](https://github.com/abice/go-enum) - Code generation for enums from code comments.