diff --git a/README.md b/README.md
index 9c4c442..c7c8758 100644
--- a/README.md
+++ b/README.md
@@ -2,6 +2,11 @@
 
 Communication JSON RPC protocol and implementation with Unity Scene.
 
+## TODO
+
+- [ ] Server implementation with C-API for Unity
+- [ ] Client correct implementation with OpenCV 
+
 ## API Documentation
 
 See [API.md](API.md) for detailed request/response formats.