diff --git a/README.md b/README.md
index 6556ab8d..d7200e9c 100644
--- a/README.md
+++ b/README.md
@@ -15,6 +15,10 @@ JS.Sketcher is a **parametric** 2D and 3D CAD modeler written in pure javascript
 
 [Help Docs](./web/docs/index.md)
 
+[Dev Guide](./DevGuide/index.md)
+
+[Comercial Licencing](https://www.autodrop3d.com/parametric-cad-beta.html)
+
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 Current Status