Comparison
Constraints Registry vs ECC
ECC has more GitHub stars (280,740 vs 0). ECC was updated more recently (last commit 13h ago). Data comes straight from GitHub and refreshes daily.
Constraints Registry
Policy-as-code guardrails for AI coding agents, validated via OPA, Conftest, Checkov & Semgrep.
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uvx constraints-registry
ECC
The agent harness performance optimization system. Skills, instincts, memory, security, and research-first development for Claude Code, Codex, Opencode, Cursor and beyond.
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/plugin marketplace add https://github.com/affaan-m/ECC| Metric | Constraints Registry | ECC |
|---|---|---|
| Type | MCP server | MCP server |
| GitHub stars | 0 | 280,740 |
| Stars, last 7 days | n/a | +541 |
| Forks | 0 | 41,744 |
| Upvotes | 0 | 0 |
| Language | n/a | JavaScript |
| License | n/a | MIT |
| Last commit | n/a | 13h ago |
| Created | n/a | Jan 2026 |
| Categories | n/a | AI & LLM tooling, Memory & knowledge, Security |