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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 1 skill

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

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Decision summary

Extension.Js is the strongest overall pick here because it has a 100/100 readiness score and fits Browser automation.

Strongest overall

Extension.Js

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

Fastest prototype

Extension.Js

Best first install candidate based on install readiness and adoption.

Freshest repo

Extension.Js

Most recent maintenance signal among this shortlist.

SignalExtension.Js

The cross-browser extension framework.

Quality
99/100
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.

Adoption5.0K stars
0 installs
FreshnessJun 16, 2026
Use-case fit
Browser automationTesting and QACoding agents
Workflow fit
Browser QA agentCoding review agent
Platform hintsTypeScript, Playwright, Claude Code, Browser agents
WarningsNo OpenAgentSkill engagement data yet
Best for
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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DocsAbout OpenAgentSkillAPIllms.txtOpenAPICLICreator KitX Growth KitSubmitBlogGuidesActivity
OpenAgentSkill Registry
PrivacyBuilt for agent-native discovery
Browser automation 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 review
OpenAgentSkill engagement0 views
0 install copies
Install
$ npx skills add extension-js/extension.js