Project comparison

Claude Skills vs ECC

Compare adoption, momentum, maintenance health, and project basics before choosing which tool to evaluate deeper.

Claude Skills

66 Specialized Skills for Full-Stack Developers. Transform Claude Code into your expert pair programmer.

Best matched with other agent tools.

9.0K

Stars

Weekly

56/100

Health

ECC

The agent harness performance optimization system. Skills, instincts, memory, security, and research-first development for Claude Code, Codex, Opencode, Cursor and beyond.

Best matched with other agent tools.

232.2K

Stars

+52.6K

Weekly

95/100

Health

Quick Take

Adoption

ECC has the larger GitHub footprint with 232.2K stars.

Momentum

ECC is currently growing faster at +52.6K stars this week.

Maintenance

ECC has the stronger automated maintenance signal at 95/100. This is not a security or fit verdict.

Side-by-side evidence

Use these signals to narrow your choice, then confirm setup, license, and fit upstream.

Signal	Claude Skills	ECC
Evidence status	Basic listing· 2d ago	Recently verified· 1d ago
GitHub stars	9.0K	232.2K
Weekly growth	0	+52.6K
Health score	Watch56/100

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