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Skill comparison

Compare agent skills before installing.

Put high-signal skills side by side and inspect quality, adoption, freshness, install readiness, use-case fit, and warnings in one place.

Comparing 4 skills

Use this as a shortlist, then open the skill detail page before adopting.

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Decision summary

Shellcheck is the strongest overall pick here because it has a 100/100 readiness score and fits Coding agents.

Strongest overall

Shellcheck

Use this as a leading candidate, then validate the README and install path in your own agent stack.

Fastest prototype

Shellcheck

Best first install candidate based on install readiness and adoption.

Freshest repo

Phpstan

Most recent maintenance signal among this shortlist.

SignalPHP CS Fixer

A tool to automatically fix PHP Coding Standards issues

Phpstan

PHP Static Analysis Tool - discover bugs in your code without running it!

Shellcheck

ShellCheck, a static analysis tool for shell scripts

SwiftLint

A tool to enforce Swift style and conventions.

Quality
100/100
Excellent
100/100
Excellent
100/100
Excellent
100/100
Excellent
Decision verdict
100/100
Production-ready

Use this as a leading candidate, then validate the README and install path in your own agent stack.

100/100
Production-ready

Use this as a leading candidate, then validate the README and install path in your own agent stack.

100/100
Production-ready

Use this as a leading candidate, then validate the README and install path in your own agent stack.

100/100
Production-ready

Use this as a leading candidate, then validate the README and install path in your own agent stack.

Adoption14K stars
0 installs
14K stars
0 installs
40K stars
0 installs
20K stars
OpenAgentSkill

The skill layer for AI agents: discover, compare, audit, and install reusable capabilities across Codex, Claude Code, Cursor, and agent runtimes.

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Build

DocsAbout OpenAgentSkillAPIllms.txtOpenAPICLICreator KitX Growth KitSubmitBlogGuidesActivity
OpenAgentSkill Registry
PrivacyBuilt for agent-native discovery
0 installs
FreshnessJun 18, 2026Jun 24, 2026Jun 11, 2026Jun 20, 2026
Use-case fit
Coding agentsGitHub automationRAG and knowledge
Coding agentsTesting and QARAG and knowledge
Coding agentsRAG and knowledgeWorkflow automation
Coding agentsSports analyticsGitHub automation
Workflow fit
Coding review agentContent growth agent
Coding review agentContent growth agent
Coding review agentContent growth agent
Coding review agentContent growth agent
Platform hintsPHP, Static Analysis, Claude CodePHP, Static Analysis, Claude CodeHaskell, Static Analysis, Claude CodeSwift, Static Analysis, Claude Code
WarningsNo OpenAgentSkill engagement data yetNo OpenAgentSkill engagement data yetNo OpenAgentSkill engagement data yetNo OpenAgentSkill engagement data yet
Best forCoding agents workflows · Claude Code teams · teams that value GitHub adoption signalsCoding agents workflows · Claude Code teams · teams that value GitHub adoption signalsCoding agents workflows · Claude Code teams · teams that value GitHub adoption signalsCoding agents workflows · Claude Code teams · teams that value GitHub adoption signals
Not ideal forteams that need a vendor-supported SLA · high-compliance environments without internal security reviewteams that need a vendor-supported SLA · high-compliance environments without internal security reviewteams that need a vendor-supported SLA · high-compliance environments without internal security reviewteams that need a vendor-supported SLA · high-compliance environments without internal security review
OpenAgentSkill engagement0 views
0 install copies
0 views
0 install copies
0 views
0 install copies
0 views
0 install copies
Install
$ npx skills add PHP-CS-Fixer/PHP-CS-Fixer
$ npx skills add phpstan/phpstan
$ npx skills add koalaman/shellcheck
$ npx skills add realm/SwiftLint