diff --git a/CONTRIBUTING.md b/CONTRIBUTING.md
index 612d8dc96..c2319ce5b 100644
--- a/CONTRIBUTING.md
+++ b/CONTRIBUTING.md
@@ -247,6 +247,7 @@ You can use these sources:
 
 * Testing things inside of Minecraft (Attach screenshots / video footage
 of the results)
+* Looking at [Minestorm](https://github.com/Minestom/Minestom) code. An open source Minecraft Server implementation
 * [Official Minecraft Wiki](https://minecraft.fandom.com/wiki/Minecraft_Wiki)
 (Include a link to the specific page you used)