CAD software with design automation plus toolset, web, and mobile apps.
A free Open Source CAD application.
A powerful open source cross-platform solid modeling system.
Convert PDF to DWG and PDF to DXF format for fast and efficient editing in AutoCAD.
Precision 2D drafting and documentation software includes AutoCAD web and mobile apps.
An open standard for LEGO CAD programs that allow the user to create virtual LEGO models and scenes.
Make the design, creation and printing of residential electrical floor plans fast and easy.
Convert DWG, DXF and DWF files to TIF (TIFF), JPG (JPEG), BMP, GIF, PNG, TGA, PCX, WMF and EMF without the need of AutoCAD.
Professional-grade 3D CAD software for product design and engineering.
A lightweight CAD design software for fast, precisely & easily opening, viewing & editing CAD files.
The professional, affordable, and simplified CAD software.
A virtual Lego with an unlimited amount of blocks and accessories.
An integrated circuit simulator.
A free/libre soft-body physics simulator mainly targeted at simulating vehicle physics.
Specially designed to make it possible for engineers, small business owners, and technical graphics professionals to illustrate and communicate with confidence.