head to head · open source
lemo-opuscar vs partmode
lemo-opuscar has 11,059 GitHub stars, 1,273 forks, 0 open issues and last shipped 3 days ago. partmode has 505 stars, 26 forks, 11 open issues and last shipped 3 months ago. lemo-opuscar leads on adoption by 2,090% (11,059 vs 505 stars). lemo-opuscar is written in JavaScript under MIT; partmode is written in JavaScript under AGPL-3.0. lemo-opuscar has attracted 12% as many forks as stars, partmode 5%. lemo-opuscar was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 1 topic tag (ai-agents), so they are genuine substitutes rather than adjacent tools.
Two open source projects, one decision. Both are free and self-hostable — the differences are community size, license terms, language stack and release pace.
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Side by side
| lemo-opuscar | partmode | |
|---|---|---|
| GitHub stars | ★ 11K | ★ 505 |
| License | MIT | AGPL-3.0 |
| Written in | JavaScript | JavaScript |
| Last push | 2026-10-31 | 2026-08-17 |
| Forks | ⑂ 1.3K | ⑂ 26 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick lemo-opuscar if
- You weight community size — 11K stars and counting
- You want the MIT license terms
- Your stack matches JavaScript
- You value the larger contributor base for long-term maintenance
pick partmode if
- You want the partmode feature set and don't need the biggest community
- You prefer the AGPL-3.0 license terms
- Your stack matches JavaScript
- You evaluated both and partmode fits your workflow better
About lemo-opuscar
Lemo Opuscar English · 简体中文 43 film styles, each with a short film made entirely in code. 43 种影片风格，每种都配一支完全用代码做出来的短片。 Pick a style, bring your own story, and let your coding agent direct the film. 选一个风格，带上你自己的故事，让你的编程 agent 来当导演。 🇨🇳 中文用户请看这里 → 简体中文说明 README.zh CN.md ▶ Watch the gallery Official repo: github.com/lemomo ai/lemo opuscar · by Lemomo (@lemomo ai) New: all 98 styles of OPUSCAR 98 : for every film, its style (2D or 3D), a frame, a style prompt you can reuse, and how its shots were directed. 🎬 Feature presentation: OPUSCAR 98 98 Years of Best Picture · 1927 – 2025 · 6:31 One Clawd walks through all…
read the full lemo-opuscar overview →
About partmode
PartMode Open source, local first parametric CAD for people and permissioned typed agents. Open PartMode · Read the help · Explore the architecture · Contribute PartMode is browser based mechanical CAD built on OpenCascade WebAssembly, replicad, and three.js. It combines constrained sketches, editable feature history, exact B rep evaluation, assemblies, drawings, and standard exchange formats in one application that runs without a desktop CAD installation. It is built around a simple idea: human and agent changes should use the same canonical document model and exact kernel instead of parallel, opaque automation…
read the full partmode overview →
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Frequently asked questions
Is lemo-opuscar or partmode more popular?
lemo-opuscar has 11,059 GitHub stars and partmode has 505. lemo-opuscar has the larger community by that measure.
Are lemo-opuscar and partmode free?
Both are open source. lemo-opuscar is licensed under MIT and partmode under AGPL-3.0. Neither carries a licence fee.
What is the difference between lemo-opuscar and partmode?
lemo-opuscar is written in JavaScript and partmode in JavaScript. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, lemo-opuscar or partmode?
Choose lemo-opuscar if you want the larger community (11,059 stars) or its MIT licence terms. Choose partmode if its feature set, stack or AGPL-3.0 licence fits better. Both are self-hostable.