Merge pull request #3 from ArpitSuri/main

Creating another pull request for the  updation of readme file

Author: hsrai

README.md

@@ -1,2 +1,13 @@
 # BIM
 Working towards Digital Transformation in Civil Engineering, using  Open Standards
+
+## Open Source Softwares On Which We Work
+* [FreeCAD](https://www.freecad.org)
+Role: Parametric 3D Modeling & BIM Authoring.
+
+Description: A multidisciplinary parametric 3D modeler. While similar to AutoCAD 3D in output, it excels in BIM-specific workflows through its dedicated BIM Workbench and Native IFC support.
+
+* [OpenSCAD](https://openscad.org)
+Role: Functional & Algorithmic Design.
+
+Description: Unlike traditional CAD, OpenSCAD is a compiler that renders 3D models based on script files. It allows for absolute precision in structural components using code-based logic and classes