Description: FreeCAD is an open-source parametric 3D modeler made primarily for mechanical engineering product design. It allows you to sketch geometry constrained 2D shapes and use them to build solid 3D objects. Key features include part modeling, assembly modeling, drafting, finite element analysis, and more.
Type: software
Pricing: Free
Description: TriangleDraw is a free, open-source software for drawing triangles of various types. It allows you to easily construct equilateral, isosceles, scalene, right, acute and obtuse triangles by specifying side lengths and angles. Useful for geometry students, teachers, and hobbyists.
Type: software
Pricing: Open Source