Free 2d CAD for Ubuntu
37562
What good CAD programs are available?
143124
OpenGL 2.1 or higher for Windows XP
137338
Convert Graphics3D containing BSpline to polygon primitives for export to 3DS?
12793
What GUI applications are there to assist in generating graphics for TeX?
80818
How do I make a curved surface out of rectangular blocks?
146045
Generating stippled (Penrose-style) drawings of surfaces
72038
Software for drawing geometry diagrams
53228
Lower-cost alternative to Photoshop
82882
Any package for typesetting polyominos/tetris-like shapes?
29779
Curved mesh topology 2
98929
What is a good package for displaying algorithms?
98606
Free UML drawing library for .NET
16581
An efficient circular arc primitive for Graphics3D
116147
How to deform a 2d shape to make a 3d object?
125320
2D vector treatment and visualisation
79253
How to install Estru3D - Structural Analysis Software?
44030
Model process for curved objects (Stool Legs)