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SolveSpace alternatives: 4 apps ranked by verified data

Facts checked Oct 25, 2026AppBreakup editorialHow we rank

Common reasons people leave SolveSpace: limited fillets, surfacing and large-assembly support, and basic interface and documentation. We ranked 4 alternatives by how directly each one replaces SolveSpace, then by reviews, real visits and how recently each app's facts were checked against its own website. FreeCAD currently ranks first.

Quick comparison

#AppPricingOpen sourcePlatformsVerified factsScore
1FreeCAD logoFreeCADOpen sourceYesWindows, macOS, Linux3 of 381.5
2OpenSCAD logoOpenSCADOpen sourceYesWindows, macOS, Linux3 of 362.6
  1. FreeCAD logo

    1. FreeCADTop pick

    Best for: Engineers and makers who want free, offline parametric CAD they fully control

    Open sourceWindows, macOS, Linux

    81.5

    score / 100

    Why switch from SolveSpace

    Free and open source with far more workbenches for complex projects.

    Pros

    • Free and open source for any use
    • Workbenches for parts, assemblies, drawings, FEM, CAM and BIM
    • Fully scriptable with Python

    Cons

    • Interface less polished than commercial CAD
    • Steeper learning curve for complex models
    • Fewer supplier models and integrations
    Visit FreeCAD Details and reviews
    How this score is calculated
    Editorial fit ×0.3100
    Reviews ×0.363
    Clicks (90 days) ×0.15100
    Freshness ×0.1585
    Votes ×0.150

    0 counted reviews, 0 up and 0 down votes. Full formula

    Is FreeCAD a good SolveSpace alternative?

    Verified facts

    3 of 3 verified
    License
    LGPL-2.1
    Checked Oct 25, 2026github.com(opens source in a new tab)
    Platforms
    Windows, Mac, Linux
    Checked Oct 25, 2026freecad.org(opens source in a new tab)
    Modeling approach
    Parametric
    Checked Oct 25, 2026freecad.org(opens source in a new tab)
  2. OpenSCAD logo

    2. OpenSCAD

    Best for: Programmers and makers designing parametric parts for 3D printing

    Open sourceWindows, macOS, Linux

    62.6

    score / 100

    Why switch from SolveSpace

    Free code-based CAD for fully scripted parametric parts.

    Pros

    • Models are plain-text code you can version and parametrise
    • Free and open source
    • Great for customisable 3D-printable parts

    Cons

    • No interactive modeling
    • Unsuitable for organic or artistic shapes
    • Complex models can render slowly in stable releases
    Visit OpenSCAD Details and reviews
    How this score is calculated
    Editorial fit ×0.387
    Reviews ×0.363
    Clicks (90 days) ×0.150
    Freshness ×0.1585
    Votes ×0.150

    0 counted reviews, 0 up and 0 down votes. Full formula

    Is OpenSCAD a good SolveSpace alternative?

    Verified facts

    3 of 3 verified
    License
    GPL version 2
    Checked Oct 25, 2026openscad.org(opens source in a new tab)
    Platforms
    Linux/UNIX, Windows, Mac
    Checked Oct 25, 2026openscad.org(opens source in a new tab)
    What it is
    Software for solid 3D CAD models
    Checked Oct 25, 2026openscad.org(opens source in a new tab)

The best SolveSpace alternative for…

The highest-ranked app in this list for each need.

FreeCAD logo

Best SolveSpace alternative for most people

FreeCAD

Free and open source with far more workbenches for complex projects.

OpenSCAD logo

Best SolveSpace alternative for a free option

OpenSCAD

Free code-based CAD for fully scripted parametric parts.

Onshape logo

Best SolveSpace alternative for a free plan you can upgrade

Onshape

Professional parametric CAD in the browser, free for public projects.

FreeCAD logo

Best SolveSpace alternative for open source

FreeCAD

Free and open source with far more workbenches for complex projects.

Autodesk Fusion logo

Best SolveSpace alternative for Mac

Autodesk Fusion

Polished CAD with CAM, free for personal use.

FreeCAD logo

Best SolveSpace alternative for Windows

FreeCAD

Free and open source with far more workbenches for complex projects.

FreeCAD logo

Best SolveSpace alternative for Linux

FreeCAD

Free and open source with far more workbenches for complex projects.

Onshape logo

Best SolveSpace alternative for iPhone and Android

Onshape

Professional parametric CAD in the browser, free for public projects.

Onshape logo

Best SolveSpace alternative for working in the browser

Onshape

Professional parametric CAD in the browser, free for public projects.

SolveSpace alternatives: common questions

What is the best alternative to SolveSpace?

FreeCAD ranks first right now. Free and open source with far more workbenches for complex projects. OpenSCAD and Onshape follow it in our ranking.

Is there a free alternative to SolveSpace?

Yes. FreeCAD (open source), OpenSCAD (open source), Onshape (free plan + paid) and Autodesk Fusion (free plan + paid) have a free option. Check each app's verified facts for current plan limits.

Is there an open-source alternative to SolveSpace?

Yes: FreeCAD and OpenSCAD.

Which SolveSpace alternatives work on Linux?

FreeCAD and OpenSCAD run on Linux.

Why do people switch from SolveSpace?

The complaints we hear most: limited fillets, surfacing and large-assembly support; basic interface and documentation; not suited to complex products.

How is this list ranked?

Every app is scored with the same published formula: how directly it replaces SolveSpace, reviews (weighted by verification), visits from AppBreakup, how recently its facts were checked against its own website, and reader votes.