CAD Software

• 
  AutoCADFree to try

  CAD software with design automation plus toolset, web, and mobile apps.

• 
  AutoCAD LTFree to try

  Precision 2D drafting and documentation software includes AutoCAD web and mobile apps.

• 
  InventorFree to try

  Professional-grade 3D CAD software for product design and engineering.

• 
  KiCad EDAFree

  A Cross Platform and Open Source Electronics Design Automation Suite.

• 
  Solid Edge Community EditionFree

  Free professional 3D CAD software for the engineering community.

• 
  LibreCADFree

  A free Open Source CAD application.

• 
  BrickLink StudioFree

  Build, render, and create instructions.

• 
  QucsFree

  An integrated circuit simulator.

• 
  ProfiCADFree to try

  Electrical schematics software.

• 
  LDrawFree

  An open standard for LEGO CAD programs that allow the user to create virtual LEGO models and scenes.

• 
  QCADFree

  The Open Source CAD System For Everyone.

• 
  DWG FastViewFree

  A lightweight CAD design software for fast, precisely & easily opening, viewing & editing CAD files.

• 
  Rigs of RodsFree

  A free/libre soft-body physics simulator mainly targeted at simulating vehicle physics.

• 
  Autodesk FusionFree to try
• 
  KLayoutFree

  Mask layout viewer and editor for the chip design engineer.

• 
  DWG TrueViewFree
• 
  CorelCADFree to try

  The professional, affordable, and simplified CAD software.

• 
  Any PDF to DWG ConverterFree to try

  Convert PDF to DWG and PDF to DXF format for fast and efficient editing in AutoCAD.

• 
  Canvas XFree to try

  Specially designed to make it possible for engineers, small business owners, and technical graphics professionals to illustrate and communicate with confidence.

• 
  LEGO Digital DesignerFree

  A virtual Lego with an unlimited amount of blocks and accessories.

• 
  BRL‑CADFree

  A powerful open source cross-platform solid modeling system.

• 
  Residential Wire ProFree to try

  Make the design, creation and printing of residential electrical floor plans fast and easy.

• 
  Any DWG to Image ConverterFree to try

  Convert DWG, DXF and DWF files to TIF (TIFF), JPG (JPEG), BMP, GIF, PNG, TGA, PCX, WMF and EMF without the need of AutoCAD.

• 
  pCon.plannerFree to try

  Create impressive interiors.