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Comparison

ECC vs skills

Verdict

Pick ECC when eCC requires JavaScript environment and is open-source, licensed under MIT. Specific setup details are not provided within repository data; pick skills when more recently updated (last pushed Jul 10, 2026).

Markdown twin · ECC alternatives · skills alternatives

GraphCanon updated today

ECC logo

ECC

affaan-m/ECC

★ 228kpushed Jul 9, 2026
vs
skills logo

skills

angular/skills

★ 558pushed Jul 10, 2026

Trust & integrity

SignalECCskills
Maintenance
Very active (2d since push)
As of today · github_public_v1
Very active (1d since push)
As of today · github_public_v1
Provenance
Not a fork · Personal account
As of today · github_public_v1
Not a fork · Organization account
As of today · github_public_v1
Security (OSV)
No MCP manifest
As of today · mcp_manifest
No lockfile
As of today · none
ECC trust reportskills trust reportTrust methodology

Tagline

ECC
The agent harness performance optimization system for AI agents
skills
skills

Stars

ECC
228k
skills
558

Forks

ECC
35k
skills
40

Open issues

ECC
93
skills
0

Language

ECC
JavaScript
skills
-

Adopt for

ECC
ECC is a performance optimization system for AI agents built to enhance skills, instincts, memory, security, and development processes.
skills
-

Persona

ECC
-
skills
-

Runtime

ECC
-
skills
-

License

ECC
MIT
skills
-

Last pushed

ECC
Jul 9, 2026
skills
Jul 10, 2026

Categories

ECC
AI Agents, Developer Tools
skills
AI Agents, Developer Tools

Trust and health

Days since push

ECC
2d
skills
1d

Open issues (now)

ECC
93
skills
0

Owner type

ECC
User
skills
Organization

Security scan

ECC
No MCP manifest
skills
No lockfile

Full report

ECC
Trust report
skills
Trust report

Choose ECC if…

  • 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: ai-agents, anthropic, claude, claude-code.
  • 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.
GitHubDetails

Choose skills if…

  • More recently updated (last pushed Jul 10, 2026).

When NOT to use skills

  • AI Agents: Don't use an agent loop when a deterministic workflow would do; agents add latency, cost, and non-determinism.
  • Developer Tools: A gateway is overkill when you're pinned to a single provider and model.
GitHubDetails

Explore

ECC trust report →skills trust report →AI Agents category →Developer Tools category →All comparisonsStack workflowsTrending tools

Sources

Every stat on this page traces to a dated GitHub sync, license file, enrichment field, or trust scan.

GitHub stars on cards: ECC 228k · skills 558 (synced Jul 11, 2026).

Common questions

What is the difference between ECC and skills?
ECC: The agent harness performance optimization system for AI agents. skills: skills. See the comparison table for live GitHub stats and shared categories.
When should I choose ECC over skills?
Choose ECC over skills when 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: ai-agents, anthropic, claude, claude-code; 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 skills over ECC?
Choose skills over ECC when More recently updated (last pushed Jul 10, 2026).
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 skills?
AI Agents: Don't use an agent loop when a deterministic workflow would do; agents add latency, cost, and non-determinism. Developer Tools: A gateway is overkill when you're pinned to a single provider and model.
Is ECC or skills more popular on GitHub?
ECC has more GitHub stars (228,395 vs 558). Stars measure visibility, not whether either tool fits your constraints.
Are ECC and skills open source?
Yes - both are open-source projects on GitHub.
Where can I find alternatives to ECC or skills?
GraphCanon lists graph-backed alternatives at ECC alternatives and skills alternatives (ECC markdown twin, 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 skills?
ECC: Very active. 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 skills?
GraphCanon publishes per-repo trust reports with dated maintenance, provenance, and scan summaries: ECC trust report; skills trust report.