Skills
65 tools
Writing for Agents
Write skills, AGENTS.md and CLAUDE.md that agents actually follow.
Open sourceDocs & writing273.7K installs · 264K starsExcel (xlsx)
Read, fix and build spreadsheets with formulas and charts.
FreeData & analysis169.6K installs · 176.8K starsDeploy to Vercel
Ask your agent to deploy, and get the live link back.
FreeDevOps & deployCoding agents onlyOfficialVercel129.9K installs · 31.3K starsDiagnosing Bugs
A diagnosis loop for hard bugs and slowdowns.
Open sourceDebugging617.8K installs · 264K starsDifferential Review
A security-focused review of every change, from Trail of Bits.
Open sourceSecurity6.6K installs · 7.1K starsDoc Co-authoring
Write specs, proposals and docs with your agent, step by step.
FreeDocs & writing84.6K installs · 176.8K starsCode Review
Review pull requests the way Sentry's engineers do.
Open sourceCode review4.8K installs · 994 starsPostgres Best Practices
Supabase's rules for schemas, migrations and queries.
Open sourceBackend & APIsOfficialSupabasePostgres404.8K installs · 2.6K starsReact Best Practices
Vercel's React and Next.js performance rules for your agent.
FreeFrontendReactNext.js721.1K installs · 31.3K starsWebapp Testing
Test your local web app in a real browser with Playwright.
Open sourceTesting & QACoding agents onlyPython158.2K installs · 176.8K starsAnthropic Skills
Anthropic's own skills, from frontend design to documents.
Open sourceDocuments & office3.2M installs · 176.8K starsTaste Skill
Stops your agent from producing generic-looking UI.
Open sourceDesign & UI4.2M installs · 87.8K starsUI/UX Pro Max
Searchable design knowledge your agent can draw on.
FreemiumDesign & UI360.1K installs · 128.4K starsSuperpowers
A community skill collection for planning, debugging and review.
Open sourcePlanning & workflow3.2M installs · 287.9K stars
