diff --git a/README.md b/README.md
index 46348ee8..87e86526 100644
--- a/README.md
+++ b/README.md
@@ -1203,6 +1203,7 @@ _Awesome game development libraries._
 - [go3d](https://github.com/ungerik/go3d) - Performance oriented 2D/3D math package for Go.
 - [gonet](https://github.com/xtaci/gonet) - Game server skeleton implemented with golang.
 - [goworld](https://github.com/xiaonanln/goworld) - Scalable game server engine, featuring space-entity framework and hot-swapping.
+- [grid](https://github.com/s0rg/grid) - Generic 2D grid with ray-casting, shadow-casting and path finding.
 - [Harfang3D](https://github.com/harfang3d/harfang3d) - 3D engine for the Go language, works on Windows and Linux ([Harfang on Go.dev](https://github.com/harfang3d/harfang-go)).
 - [Leaf](https://github.com/name5566/leaf) - Lightweight game server framework.
 - [nano](https://github.com/lonng/nano) - Lightweight, facility, high performance golang based game server framework.