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QCAD — CAD (Open Source)

QCAD is an open-source CAD solution from RibbonSoft. Compare it against 88 other CAD tools on FreeSoftwareX — by features, licensing and price — and request a quote or demo free in 2026.

What is QCAD?

QCAD is open source — its source code is publicly available and free to use, modify and self-host, usually with an active community and no licensing fees. It is categorised under CAD and published by RibbonSoft. Buyers typically evaluate QCAD when they need a dependable CAD option and want to weigh the trade-offs between free, open-source and paid tools before committing.

QCAD alternatives

If QCAD isn't the right fit, compare these CAD alternatives side by side:

ABViewerAC3DACISAlibre DesignAllplanAltium DesignerArchiCADAutoCADAutoCAD ElectricalAutodesk AliasAutodesk EAGLEAutodesk InventorAutodesk RevitBRL-CAD

Frequently asked questions

Is QCAD free?
Yes. QCAD is open source and free to use, with no purchase cost for the core product.
What are the best QCAD alternatives?
Popular CAD alternatives to QCAD include ABViewer, AC3D, ACIS, Alibre Design. See the full list of CAD on FreeSoftwareX.
What type of software is QCAD?
QCAD is an open-source CAD tool developed by RibbonSoft.

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