Comparison
Partmode vs ECC
ECC has more GitHub stars (279,762 vs 514). ECC was updated more recently (last commit 2d ago). Data comes straight from GitHub and refreshes daily.
Partmode
Open-source, local-first 3D parametric CAD that runs in the browser for people and permissioned typed agents, powered by OpenCascade WASM.
$
git clone https://github.com/BOMWiki/partmode
ECC
The agent harness performance optimization system. Skills, instincts, memory, security, and research-first development for Claude Code, Codex, Opencode, Cursor and beyond.
$
/plugin marketplace add https://github.com/affaan-m/ECC| Metric | Partmode | ECC |
|---|---|---|
| Type | MCP server | MCP server |
| GitHub stars | 514 | 279,762 |
| Stars, last 7 days | — | — |
| Forks | 25 | 41,620 |
| Upvotes | 0 | 0 |
| Language | JavaScript | JavaScript |
| License | AGPL-3.0 | MIT |
| Last commit | 1mo ago | 2d ago |
| Created | Aug 2026 | Jan 2026 |
| Categories | Browser automation, Memory & knowledge, Design & frontend | AI & LLM tooling, Memory & knowledge, Security |