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Architectural CAD Software

QCAD

Open source 2D CAD application for technical drawings on Windows, macOS and Linux

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About QCAD

QCAD is a free, open source application for two-dimensional computer-aided drafting. Users draw plans for buildings and interiors, mechanical parts, schematics and diagrams. It needs no earlier CAD experience to get started.

What QCAD offers

  • 2D drafting — over 40 construction tools and more than 20 for modifying shapes.
  • File support — reads and writes DXF and DWG files.
  • Fonts — 35 CAD fonts included, plus TrueType support.
  • Units — metric and imperial measurements.
  • Printing — output spread over multiple pages.

Who it works with

Hobbyists, students and professionals who need a straightforward 2D drawing tool. The author also publishes an official book that teaches CAD basics.

Key facts

  • Platforms: Windows, macOS and Linux
  • Licence: GPL version 3 open source
  • Current version: 3.33

Profile written by TrustList from the business's own published information, Oct 2026.

Categories & features

Rankings

As of 2026-10-05. Organic ranks only; sponsored placements are never ranks.

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