DXF2GCODE: converting 2D dxf drawings to CNC machine compatible G-Code
GDSread reads and converts Calma GDS stream files .
Extensible Line-drawing & Polygon-filling Rasterization Libs for Java
Cross-platform Open-source 2D CAD
Open-Source Multiphysics FEA (FEM) Package
Static and Dynamic Structural Analysis of 2D and 3D frames.
converts between IGES file and text file
Helps with the Mach3 CNC Threading functionality
Free 3D Mobile CAD
AutoCad 2014 - AutoCad 2020 batch lisps process
Precise gear geometry generator for spur and helical gears
Subroutines for planar mechanism simulation
CAD 2D for Land Surveying and Civil
Visual comparison tool for difference in image and CAD files.
Free multiphysics simulation software package
A designer’s program for describing parts of the building
2.5D CAD CAM emphasis on CAM and toolpaths
Convert BCFZIP Files to PDF
Simple CAD program
HVAC Minimum Pipe Size Calculator
Cuts 3D objects from polystyrene foam (EPS/XPS)