docs: link related archived/deprecated projects

README.md

@@ -4,3 +4,20 @@
  Raised many application design and code maintenance issues wich I tried to solve with [Nodes](https://github.com/IlyaShurupov/Nodes.git).
  
 ![oO4N_EcpAYU](https://user-images.githubusercontent.com/63184036/161157886-f10128f4-ac58-4018-a5a4-d250cc70645d.jpg)
+
+## Related archived projects
+
+The following experiments and components grew out of (or alongside) this project.
+They are **deprecated** and kept for archival/reference purposes only:
+
+| Repository | Description |
+|------------|-------------|
+| [Nodes-new](https://git.ilusha-basic.online/ilusha/Nodes-new) | Node-graph system (refactor). |
+| [PyEmb](https://git.ilusha-basic.online/ilusha/PyEmb) | Embedding a Python interpreter inside C++. |
+| [Strokes](https://git.ilusha-basic.online/ilusha/Strokes) | 3D sketching application. |
+| [cbuild](https://git.ilusha-basic.online/ilusha/cbuild) | Custom Python-based C/C++ build system. |
+| [language](https://git.ilusha-basic.online/ilusha/language) | Experimental language grammar / parser. |
+| [objects](https://git.ilusha-basic.online/ilusha/objects) | Objects with run-time type information and a scripting language. |
+| [oscript](https://git.ilusha-basic.online/ilusha/oscript) | Object scripting language. |
+| [types](https://git.ilusha-basic.online/ilusha/types) | General-purpose C++ library (allocators, containers, graphics wrapper). |
+| [DDpump](https://git.ilusha-basic.online/ilusha/DDpump) | DDjump — a Python Doodle-Jump-style game. |