Comparison
Claude Code Mastery vs ECC
ECC has more GitHub stars (279,762 vs 553). ECC was updated more recently (last commit 3d ago). Data comes straight from GitHub and refreshes daily.
Claude Code Mastery
The complete guide to Claude Code: CLAUDE.md, hooks, skills, MCP servers, and commands
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git clone https://github.com/TheDecipherist/claude-code-mastery
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 | Claude Code Mastery | ECC |
|---|---|---|
| Type | MCP server | MCP server |
| GitHub stars | 553 | 279,762 |
| Stars, last 7 days | n/a | n/a |
| Forks | 48 | 41,620 |
| Upvotes | 0 | 0 |
| Language | Shell | JavaScript |
| License | MIT | MIT |
| Last commit | 5mo ago | 3d ago |
| Created | Jan 2026 | Jan 2026 |
| Categories | AI & LLM tooling | AI & LLM tooling, Memory & knowledge, Security |