Comparison
Crayon C4 MCP vs ECC
ECC has more GitHub stars (281,307 vs 0). ECC was updated more recently (last commit 4d ago). Data comes straight from GitHub and refreshes daily.
Crayon C4 MCP
Author, validate and maintain a CRAYON-C4 architecture model — never write an invalid file.
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npx -y @crayon-c4/mcp
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 | Crayon C4 MCP | ECC |
|---|---|---|
| Type | MCP server | MCP server |
| GitHub stars | 0 | 281,307 |
| Stars, last 7 days | n/a | +1,108 |
| Forks | 0 | 41,827 |
| Upvotes | 0 | 1 |
| Language | n/a | JavaScript |
| License | n/a | MIT |
| Last commit | n/a | 4d ago |
| Created | n/a | Jan 2026 |
| Categories | AI & LLM tooling | AI & LLM tooling, Memory & knowledge, Security |