colin: A context engine that treats skills as software

by PrefectHQ · Claude Skill · ★ 124

Last updated: · Indexed by AgentSkillsHub · Auto-synced every 8h

How to install colin

pip install colin-py

Taken from the project's README on GitHub.

Security audit verdict: SAFE · quality 67/100

None of the 42 rules matched — no credential harvesting, no data exfiltration, no curl-pipe-shell installer. Scanned against 42 published rules built on the SlowMist agent-security taxonomy, refreshed every 8 hours.

The quality score combines nine heuristic checks of the repo and its README: completeness, clarity, specificity, examples, structure, agent readiness, step-by-step content, instruction quality and security notes. It rates how well the project explains itself to an agent, not the code.

agentagent-skillsclaudeclaude-skillscontextcontext-engineeringskills

Quick Facts

Stars124
Forks8
LanguagePython
CategoryClaude Skill
Quality Score67/100
Open Issues35
Last Updated2026-08-05
Created2025-12-28
Platformsclaude-code, python
Est. Tokens~410k

About colin

Colin A context engine that keeps agent skills fresh. Colin is a context engine. Write templates that reference live sources—GitHub, Linear, Notion, HTTP endpoints—and other documents. Colin compiles them, tracks dependencies, and rebuilds only what's stale. Run .

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How this security grade is produced

Grades come from a rule-based scan built on the SlowMist agent-security taxonomy: 42 published rules, covering credential harvesting, data exfiltration, curl | sh installers and more. It is a first-layer scan, not a manual audit — we say so rather than overstate it.

The scale of the problem is documented independently: Liu et al. (2026), in a study of 31,132 agent skills, report that 26.1% contain security vulnerabilities. Our own full-catalog census is published as a citable open dataset.

Sources & who's responsible:

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