Comparison
ECC vs Skill Of Skills
ECC has more GitHub stars (281,307 vs 65). ECC was updated more recently (last commit 4d ago). Data comes straight from GitHub and refreshes daily.
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
Skill Of Skills
The quality-ranked discovery engine for AI coding skills, plugins and MCP servers across Claude Code, Codex, Cursor, Windsurf, Cline and more.
$
claude mcp add --transport http skill-of-skills https://skills.911fund.io/api/mcp| Metric | ECC | Skill Of Skills |
|---|---|---|
| Type | MCP server | MCP server |
| GitHub stars | 281,307 | 65 |
| Stars, last 7 days | +1,108 | n/a |
| Forks | 41,827 | 19 |
| Upvotes | 1 | 0 |
| Language | JavaScript | Python |
| License | MIT | MIT |
| Last commit | 4d ago | 4d ago |
| Created | Jan 2026 | Jan 2026 |
| Categories | AI & LLM tooling, Memory & knowledge, Security | AI & LLM tooling |