add derive4j

h908714124 · h908714124 · commit c1d3eff2a96c · 2021-07-10T07:32:29.000+02:00
diff --git a/README.md b/README.md
@@ -50,3 +50,5 @@ and its generated `parse` method returns an `Either`.
 
 * [spencerwi](https://github.com/spencerwi/Either.java)
 * [ambivalence](https://github.com/poetix/ambivalence)
+* [derive4j](https://github.com/derive4j/derive4j)
+
