diff --git a/README.md b/README.md
index a609fc4..b0dc1b6 100644
--- a/README.md
+++ b/README.md
@@ -29,6 +29,30 @@
   - [ ] [BPML](https://en.wikipedia.org/wiki/Business_Process_Modeling_Language)
     - [ ] [BPMN - Editor Web](https://bpmn.io/)
 
+### Coding
+
+- [x] SCAD alternative : https://implicitcad.org/editor (f** Haskell) | Generative Modeling Language (GML) is dead
+- [ ] Formats : SVG
+
+### Model
+
+- [ ] Primitives
+- [ ] Patterns (lang/format agnostic)
+
+### Units
+
+- [ ] imperial
+
+### Fasteners
+
+### Motion / Bearings
+
+### Materials
+
+### Production
+
+#### CAM
+
 ## Resources
 
 - https://www.123rodamiento.es/rodamiento-cojinete/transmision-lineal/rodamiento-linear/lbbr25-skf