Comparison
ECC vs claude-skills
Verdict
Pick ECC when eCC is primarily JavaScript; claude-skills is Python; pick claude-skills when claude-skills is primarily Python; ECC is JavaScript.
Markdown twin · ECC alternatives · claude-skills alternatives
GraphCanon updated today
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Trust & integrity
| Signal | ECC | claude-skills |
|---|---|---|
| Maintenance | Very active (2d since push) As of today · github_public_v1 | Very active (3d since push) As of today · github_public_v1 |
| Provenance | Not a fork · Personal account As of today · github_public_v1 | Not a fork · Personal account As of today · github_public_v1 |
| Security (OSV) | No MCP manifest As of today · mcp_manifest | No lockfile As of today · none |
Tagline
- ECC
- The agent harness performance optimization system for AI agents
- claude-skills
- 345 Claude Code skills & agent skills & plugins (30+ Agents, 70+ custom commands, 330+ skills, customizable references, scripts)for Claude Code, Codex, Gemini CLI, Cursor, and 8 more coding agents — e
Stars
- ECC
- 228k
- claude-skills
- 22k
Forks
- ECC
- 35k
- claude-skills
- 3.1k
Open issues
- ECC
- 93
- claude-skills
- 8
Language
- ECC
- JavaScript
- claude-skills
- Python
Adopt for
- ECC
- ECC is a performance optimization system for AI agents built to enhance skills, instincts, memory, security, and development processes.
- claude-skills
- -
Persona
- ECC
- -
- claude-skills
- -
Runtime
- ECC
- -
- claude-skills
- -
License
- ECC
- MIT
- claude-skills
- MIT
Last pushed
- ECC
- Jul 9, 2026
- claude-skills
- Jul 8, 2026
Categories
- ECC
- AI Agents, Developer Tools
- claude-skills
- AI Agents, LLM Frameworks, Developer Tools
Trust and health
Days since push
- ECC
- 2d
- claude-skills
- 3d
Open issues (now)
- ECC
- 93
- claude-skills
- 8
Security scan
- ECC
- No MCP manifest
- claude-skills
- No lockfile
Full report
- ECC
- Trust report
- claude-skills
- Trust report
Choose ECC if…
- ECC is primarily JavaScript; claude-skills is Python.
- ECC requires JavaScript environment and is open-source, licensed under MIT. Specific setup details are not provided within repository data.
- Pricing: Being open source with an MIT license, ECC itself is free to use, but additional features or support might incur costs outside of the core project..
- Tags unique to ECC: llm, productivity, claude, anthropic.
- When you are specifically working with AI agents like Claude Code and Codex that require advanced performance tuning across multiple dimensions such as skills and memory management.
When NOT to use ECC
- For projects focusing solely on traditional software development workflows without AI components, ECC's specialized tools are not necessary.
- In scenarios where you're working with closed-source or proprietary AI systems that do not allow for the same levels of customization as open platforms like those optimized by ECC.
Choose claude-skills if…
- claude-skills is primarily Python; ECC is JavaScript.
- Tags unique to claude-skills: agent-skills, claude-ai, claude-code-plugins, anthropic-claude.
- Also covers LLM Frameworks.
When NOT to use claude-skills
- AI Agents: Don't use an agent loop when a deterministic workflow would do; agents add latency, cost, and non-determinism.
- LLM Frameworks: Avoid a framework for a single prompt-and-retrieve call; the abstraction can cost more than it saves.
- Developer Tools: A gateway is overkill when you're pinned to a single provider and model.
Explore
Sources
Every stat on this page traces to a dated GitHub sync, license file, enrichment field, or trust scan.
- GitHub stars (affaan-m/ECC) · observed Jul 11, 2026
- GitHub forks (affaan-m/ECC) · observed Jul 11, 2026
- Last push (affaan-m/ECC) · observed Jul 9, 2026
- License file (MIT) · observed Jul 11, 2026
- Decision facts (enrichment) · observed Jul 11, 2026
- Trust scan (lockfile / OSV) · observed Jul 11, 2026
- GitHub stars (alirezarezvani/claude-skills) · observed Jul 11, 2026
- GitHub forks (alirezarezvani/claude-skills) · observed Jul 11, 2026
- Last push (alirezarezvani/claude-skills) · observed Jul 8, 2026
- License file (MIT) · observed Jul 11, 2026
- Trust scan (lockfile / OSV) · observed Jul 11, 2026
GitHub stars on cards: ECC 228k · claude-skills 22k (synced Jul 11, 2026).
Common questions
- What is the difference between ECC and claude-skills?
- ECC: The agent harness performance optimization system for AI agents. claude-skills: 345 Claude Code skills & agent skills & plugins (30+ Agents, 70+ custom commands, 330+ skills, customizable references, scripts)for Claude Code, Codex, Gemini CLI, Cursor, and 8 more coding agents — e. See the comparison table for live GitHub stats and shared categories.
- When should I choose ECC over claude-skills?
- Choose ECC over claude-skills when ECC is primarily JavaScript; claude-skills is Python; ECC requires JavaScript environment and is open-source, licensed under MIT. Specific setup details are not provided within repository data; Pricing: Being open source with an MIT license, ECC itself is free to use, but additional features or support might incur costs outside of the core project.; Tags unique to ECC: llm, productivity, claude, anthropic; When you are specifically working with AI agents like Claude Code and Codex that require advanced performance tuning across multiple dimensions such as skills and memory management.
- When should I choose claude-skills over ECC?
- Choose claude-skills over ECC when claude-skills is primarily Python; ECC is JavaScript; Tags unique to claude-skills: agent-skills, claude-ai, claude-code-plugins, anthropic-claude; Also covers LLM Frameworks.
- When should I avoid ECC?
- For projects focusing solely on traditional software development workflows without AI components, ECC's specialized tools are not necessary. In scenarios where you're working with closed-source or proprietary AI systems that do not allow for the same levels of customization as open platforms like those optimized by ECC.
- When should I avoid claude-skills?
- AI Agents: Don't use an agent loop when a deterministic workflow would do; agents add latency, cost, and non-determinism. LLM Frameworks: Avoid a framework for a single prompt-and-retrieve call; the abstraction can cost more than it saves. Developer Tools: A gateway is overkill when you're pinned to a single provider and model.
- Is ECC or claude-skills more popular on GitHub?
- ECC has more GitHub stars (228,395 vs 22,143). Stars measure visibility, not whether either tool fits your constraints.
- Are ECC and claude-skills open source?
- Yes - both are open-source projects on GitHub (ECC: MIT, claude-skills: MIT).
- Where can I find alternatives to ECC or claude-skills?
- GraphCanon lists graph-backed alternatives at ECC alternatives and claude-skills alternatives (ECC markdown twin, claude-skills markdown twin), ranked by typed relationship edges rather than popularity votes.
- Is there a machine-readable version of this comparison?
- Yes. The markdown twin at this comparison mirrors this page for agents and LLM crawlers, with the same stats table and FAQ answers.
- Which is better maintained, ECC or claude-skills?
- ECC: Very active. claude-skills: Very active. Compare maintenance labels, days since push, and release cadence in the trust section below - stars alone do not measure maintenance.
- Where are the full trust reports for ECC and claude-skills?
- GraphCanon publishes per-repo trust reports with dated maintenance, provenance, and scan summaries: ECC trust report; claude-skills trust report.