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SolveSpace vs Materializr: catalog facts
SolveSpace	Materializr
Free Free and open source under the GPL.	Free Free and open source under the GPL, with no subscription.
Windows, macOS, Linux	Windows, macOS, Linux, Android, iOS
Real parametric constraint solving, so dimensions drive the model Exports STL, STEP and DXF for 3D printing and machining	Constraint-based sketching and real solid modeling Threads plus SVG and text engraving
The interface is bare and the workflow unlike mainstream CAD packages Not suited to large or highly complex assemblies	Young project with no tagged GitHub releases Less capable than full professional CAD suites
Downloadable app	Downloadable app
Open source	Open source
License: GPL-3.0	License: GPL-3.0-or-later
No account needed	No account needed
Works offline	Not stated if it works offline
Official website Full listing and sources Checked September 21, 2026	Official website Full listing and sources Checked October 2, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.