Alternatives / SketchUp Open-source alternatives to SketchUp SketchUp is a 3D modeling application used by architects, designers, and engineers to create and edit architectural designs, interiors, and objects.SketchUp is made by Trimble. It is not open source. These 20 open-source projects do the same job, closest first.
Design & creative
Compare at a glance Open-source alternatives to SketchUp: platforms, Docker, license, GitHub stars and last commit Project Type Self-host with Docker License Stars Last commit Blender Desktop – Not listed Custom (read before use) 21k 10 hours ago FreeCAD Desktop – Not listed LGPL-2.1 35k 11 hours ago Pascal Editor Web – Not listed MIT 25k 14 hours ago Open Design Desktop – Not listed Apache-2.0 105k 8 hours ago Penpot Web, Docker / self-host Yes MPL-2.0 62k 16 hours ago Graphite Web, Desktop – Not listed Apache-2.0 28k 12 hours ago drawio-skill CLI, Extension / plugin – Not listed MIT 10k 3 weeks ago draw.io Desktop Desktop – Not listed GPL-3.0 64k 3 days ago Rnote Desktop – Not listed GPL-3.0 12k 4 days ago aseprite Desktop, CLI – Not listed – Unknown 40k 18 hours ago open-pencil Web, Desktop, CLI, Library / SDK – Not listed MIT 9.4k 17 hours ago Next AI Draw.io Web – Not listed Apache-2.0 36k 3 days ago AFFiNE Web, Docker / self-host, Desktop Yes Custom (read before use) 74k 2 days ago anatomy CLI, Library / SDK, Extension / plugin – Not listed MIT 22k 2 weeks ago three.js Library / SDK – Not listed MIT 117k 22 hours ago PixiJS Library / SDK – Not listed MIT 49k 2 days ago ComfyUI Web, Desktop – Not listed GPL-3.0 144k 10 hours ago Onlook Web, Desktop – Not listed Apache-2.0 27k 3 months ago DESIGN.md Library / SDK – Not listed Apache-2.0 29k 2 weeks ago Archify Extension / plugin – Not listed Apache-2.0 91k yesterday
The alternatives B
Free 3D creation suite Personal Media & photos Design & creative Desktop ★ 21k +2.4k / 90d commit 10 hours ago F
Parametric 3D modeler Personal Design & creative Desktop ★ 35k +3.2k / 90d LGPL-2.1 commit 11 hours ago P
Open-source 3D architectural editor Personal Design & creative Web ★ 25k +2.5k / 90d MIT commit 14 hours ago O
Local-first AI design app driven by your coding agent Personal Agent skills Design & creative Desktop ★ 105k +18k / 90d Apache-2.0 commit 8 hours ago P
Open-source design and prototyping for teams Personal Enterprise Design & creative Web Docker / self-host ★ 62k +3.9k / 90d MPL-2.0 commit 16 hours ago live demo G
2D graphics editor with node-based workflows Personal Design & creative Web Desktop ★ 28k +1.2k / 90d Apache-2.0 commit 12 hours ago d
Generate and sync draw.io architecture diagrams from text and code Personal Agent skills MCP servers Design & creative CLI Extension / plugin ★ 10k MIT commit 3 weeks ago d
Diagram editor for your desktop Personal Enterprise Notes & docs Design & creative Desktop ★ 64k +1.1k / 90d GPL-3.0 commit 3 days ago R
Sketch and take handwritten notes Personal Notes & docs Design & creative Desktop ★ 12k +290 / 90d GPL-3.0 commit 4 days ago a
Animated sprite editor and pixel art tool Personal Media & photos Design & creative Desktop CLI ★ 40k commit 18 hours ago o
Open-source, AI-native design editor and Figma alternative Personal AI & LLM tooling MCP servers Design & creative Web Desktop ★ 9.4k MIT commit 17 hours ago live demo N
Create draw.io diagrams with AI Personal AI & LLM tooling Design & creative Web ★ 36k +1.2k / 90d Apache-2.0 commit 3 days ago A
Docs, whiteboards and databases in one workspace Personal Notes & docs Design & creative Web Docker / self-host Desktop ★ 74k +2.6k / 90d commit 2 days ago a
Agent skill for interactive isometric illustrations and 3D figures Personal Agent skills Design & creative Education & research CLI Library / SDK ★ 22k MIT commit 2 weeks ago live demo t
JavaScript 3D library for the web Personal Enterprise Web frameworks Design & creative Library / SDK ★ 117k +3.3k / 90d MIT commit 22 hours ago P
Fast 2D WebGL renderer Personal Enterprise Design & creative Library / SDK ★ 49k +1k / 90d MIT commit 2 days ago C
Node-based UI for diffusion image and video models Personal AI & LLM tooling Design & creative Web Desktop ★ 144k +24k / 90d GPL-3.0 commit 10 hours ago O
AI-first visual editor for React apps Personal Coding assistants Design & creative Web Desktop ★ 27k +588 / 90d Apache-2.0 commit 3 months ago D
Spec for describing a visual identity to coding agents Personal Enterprise Agent skills Design & creative Library / SDK ★ 29k +1.4k / 90d Apache-2.0 commit 2 weeks ago A
Agent skill for clear architecture diagrams Personal Agent skills Design & creative Extension / plugin ★ 91k +52k / 90d Apache-2.0 commit yesterday