Head to head
8 of 12 recorded facts differ. Everything below is source-reported with a capture date. Niched has not published a buyer verdict for this pair, so nothing here declares a winner. A winner only exists inside a defined buyer niche with stated constraints.
Open-source Claude Design alternative. One-click import your Claude Code / Codex API key. Prompt → prototype / slides / PDF. Multi-model (Claude, GPT, Gemini, Kimi, GLM, Ollama). BYOK, local-first, MIT. open-codesign is open source, written primarily in TypeScript, released under MIT License. Its repository has 7.6K GitHub stars and 800 forks, and was last committed to within the last two months. Niched places it in UI design & prototyping.
Visit ↗A long-standing professional interface-design product.
Visit ↗This pair is not being presented as a complete comparison yet. Niched will index it only after both products carry enough dated, source-reported facts. The available facts remain visible below.
| Fact | open-codesign | Sketch |
|---|---|---|
| Official SDK installs, 30 days | Not recorded | Not recorded |
| SDK evidence captured | Not recorded | Not recorded |
| GitHub stars | 7.6K | Not recorded |
| Forks | 800 | Not recorded |
| Open issues | 78 | Not recorded |
| Last commit | 1 months ago | Not recorded |
| Primary language | TypeScript | Not recorded |
| License | MIT License | Not recorded |
| Open source | Yes | Not recorded |
| Pricing model | Not recorded | Not recorded |
| Founded | Not recorded | Not recorded |
| Categories | Not recorded | UI design & prototyping |