BETTESWORTHConstruction

TweakCAD

#41 of 79 in 3D CAD Software

Free plan

Plans and prices

PlanPriceBilled
Editor$0—
Commercial license——

From TweakCAD's own pricing page, checked 11 Oct 2026. Every plan

What the maker publishes

AI and tool integration
The public AGPL-3.0 MCP bridge can let AI agents and external tools drive the editor. source
Challenges
The themed design contests have not started yet; the first challenge is being planned. source
Cloud collaboration
Yes source
Community models
The models page describes community designs users can study, fork, and build on, and currently says there are no published projects. source
Components
The components page describes parametric building blocks such as fasteners, gears, and hinges, but currently says no components match the filter. source
Data collection
The privacy policy says passwords are stored as salted hashes, third-party advertising trackers are not used, and personal data is not sold. source
Editor features
The editor supports sketches, extrudes, holes, patterns, and a parametric timeline. source
Exports
TweakCAD exports STEP, STL, and 3MF for 3D, plus DXF and SVG for 2D. source
File import and export
STEP, STL, 3MF, BREP, FreeCAD .FCStd, DXF, SVG, .cadjson source
FreeCAD import
FreeCAD import is rolling out and currently brings in sketches, pads, and pockets; broader part coverage and round-trip are on the roadmap. source
Free plan
Yes source
Intended users
The hosted service requires account holders to be at least 13 or the higher applicable local minimum; the local offline editor can be run at any age. source
Learning and support
Documentation and video walkthroughs are described as in progress; the editor is suggested as the current way to learn. source
Maker
The site identifies the operator as HumanHub LLC and states that TweakCAD is open source under AGPL-3.0. source
Modeling method
parametric source
Offline use
The browser editor works offline and can run locally in Docker or Podman without a server dependency. source
Privacy
The hosted service says designs are stored in the browser by default, while cloud storage is optional after signing in; unpublished work stays private. source
Product
TweakCAD is a parametric 3D design editor that runs in a browser. source