Agent skills you can check before you install
Public SKILL.md skills from GitHub repositories with 50+ stars and from the vendors themselves, scanned and scored. Install any of them with one command in Claude Code, Cursor, Codex, GitHub Copilot or Gemini CLI.
48,622 skills from 2,355 repositories · updated 10 hours ago
48,622 skills
- shopify-load-scalejeremylongshore/tons-of-skills-marketplaceLoad test Shopify integrations respecting API rate limits, plan capacity with k6, and scale for Shopify Plus burst events (flash sales, BFCM). Use when preparing for high-traffic events, benchmarking API throughput, or sizing infrastructure for Shopify webhook volume. Trigger with phrases like "shopify load test", "shopify scale", "shopify BFCM", "shopify flash sale", "shopify capacity", "shopify k6 test".TestingNo warnings★ 2.9K↓ —
- exa-sdk-patternsjeremylongshore/tons-of-skills-marketplaceIsolate exa-js or exa-py behind an application-owned adapter that preserves current request semantics and safe evidence. Use when operating or reviewing this Exa boundary. Trigger with "Exa sdk patterns", "review Exa sdk patterns", or "fix Exa sdk patterns".EngineeringNo warnings★ 2.9K↓ —
- trailmarktrailofbits/skillsBuilds and queries multi-language source and binary code graphs for security analysis. Includes pre-analysis passes for blast radius, taint propagation, privilege boundaries, entry point enumeration, proxy/unresolved-call tracking, type/reference queries, structural traversal, graph diffs, audit augmentation, declared cross-language/FFI/external links via `.trailmark/links.toml`, and SQL schema graphs. Use when analyzing call paths, mapping attack surface, finding complexity hotspots, enumerating entry points, tracing taint propagation, measuring blast radius, importing SARIF/weAudit/binary findings, linking source graphs across language or RPC boundaries, or building a code graph for audit prioritization. Feature-gate version-specific Trailmark APIs before using them; prefer `trailmark.parse.detect_languages()` or `--language auto` when the target language is unknown or polyglot.SecurityNo warnings★ 7.9K↓ —
- principle-encode-lessons-in-structuremichael-denyer/pstack-claudeApply when you catch yourself writing the same instruction a second time, or notice a recurring correction. Encode the rule as a lint, metadata flag, runtime check, or script instead of more text.WritingNo warnings★ 3.7K↓ —
- gsd:resume-workdavepoon/buildwithclaudeResume work from previous session with full context restorationProductivityNo warnings★ 3.7K↓ —
- sepia-reviewNanako0129/sepiaUse when a user explicitly requests Sepia review to diagnose prose without editing.EngineeringNo warnings★ 3.6K↓ —
- tddNewwesammustafa/Claude-Code-Everything-You-Need-to-KnowBuilds a requested feature test-first, one behavior at a time, and stops at a diff for review. Use when the user asks for a new function or feature, or says test-first or TDD.TestingNo warnings★ 3.5K↓ —
- principle-guard-the-context-windowmichael-denyer/pstack-claudeApply when context is filling up: large outputs, long files, repeated reads, fan-out planning. Route bulk to subagents; keep summaries in the main thread, not raw payloads.ProductivityNo warnings★ 3.7K↓ —
- maintain-verification-skillmichael-denyer/pstack-claudePeriodic pass that keeps a project's verification skill and feature map honest: parallel source readers per feature, one live session driving every feature, at most one PR of proven corrections. Use for /maintain-verification-skill or "audit the verify skill".OtherNo warnings★ 3.7K↓ —
- figure-it-outmichael-denyer/pstack-claudeDesign an auditable playbook when no narrower one fits: a large migration, an ambitious multi-part change, or work a human reviews after stepping away. Scales rigor to the task, runs a hypothesis loop, and logs decisions. Use for /figure-it-out or 'figure it out'.DesignNo warnings★ 3.7K↓ —
- observeplugin87/ux-ui-agent-skillsShow whether the agent followed the kit's rules in recent sessions: pages edited and measured, Stop hook blocks, findings left open. Reads local hook events only.WritingNo warnings★ 3.1K↓ —
- posthog-automationdavepoon/buildwithclaudeAutomate PostHog tasks via Rube MCP (Composio): events, feature flags, projects, user profiles, annotations. Always search tools first for current schemas.ProductivityNo warnings★ 3.7K↓ —
- yt-outlinejeremylongshore/tons-of-skills-marketplaceCreate a filmable YouTube outline and demo prep checklist from approved brief and packaging artifacts. Use when planning screen actions, section timing and rehearsals. Trigger with "outline this video" or "demo prep checklist".MediaNo warnings★ 2.9K↓ —
- provider-actionshashicorp/agent-skillsImplement Terraform Provider actions using the Plugin Framework. Use when developing imperative operations that execute at lifecycle events (before/after create, update, destroy).OfficialDevOpsNo warnings★ 911↓ —
- finta-sdk-patternsjeremylongshore/tons-of-skills-marketplaceIntegration patterns for Finta fundraising CRM with email and calendar APIs. Use when building automated investor outreach, syncing data from Finta exports, or creating custom fundraising dashboards. Trigger with phrases like "finta integration", "finta patterns", "finta automation", "finta data pipeline".DataNo warnings★ 2.9K↓ —
- reviewdavepoon/buildwithclaudePower-user audit of Origin's pending surfaces. Most users want `/brief` for revisions. That handles the daily flow. Use `/review` only for explicit deep-walk audits after bulk imports, or when you want to walk the full queue rather than the top 3 shown in /brief. Invoked as `/review captures` or `/review revisions`.EngineeringNo warnings★ 3.7K↓ —
- package-searchdavepoon/buildwithclaudeSearch for packages and assess security risk before adding as dependenciesSecurityNo warnings★ 3.7K↓ —
- gsd:ui-phasedavepoon/buildwithclaudeGenerate UI design contract (UI-SPEC.md) for frontend phasesDesignNo warnings★ 3.7K↓ —
- principle-separate-before-serializing-shared-statebacknotprop/pstackApply when concurrent actors might write to the same file, branch, key, or state object. Eliminate the sharing first; serialize structurally only when one shared writer is a real invariant.WritingNo warnings★ 3.3K↓ —Also in 2 other repos
- groq-common-errorsjeremylongshore/tons-of-skills-marketplaceDiagnose and fix Groq API errors with real error codes and solutions. Use when encountering Groq errors, debugging failed requests, or troubleshooting integration issues. Trigger with phrases like "groq error", "fix groq", "groq not working", "debug groq", "groq 429".EngineeringNo warnings★ 2.9K↓ —
- principle-migrate-callers-then-delete-legacy-apisbacknotprop/pstackApply when introducing a new internal API while old callers still exist. Migrate callers and delete the old API in the same wave instead of preserving compatibility layers.EngineeringNo warnings★ 3.3K↓ —Also in 1 other repo
- dropbox-automationdavepoon/buildwithclaudeAutomate Dropbox file management, sharing, search, uploads, downloads, and folder operations via Rube MCP (Composio). Always search tools first for current schemas.OtherNo warnings★ 3.7K↓ —
- earnings-previewhimself65/finance-skillsBuild a pre-earnings briefing for a stock from Yahoo Finance data (yfinance): the upcoming report date and timing, consensus EPS and revenue estimates with their range, the beat/miss track record, analyst ratings and price targets, and what to watch in the print. Use this skill whenever the user is preparing for an upcoming earnings report or asks what the street expects — consensus or whisper numbers, EPS expectations, whether a company will beat, an earnings setup, or an earnings-season preview — and whenever a ticker comes up in the context of upcoming earnings, even without the word "preview". For results that are already out, use earnings-recap.FinanceNo warnings★ 3.5K↓ —
- fix-cimichael-denyer/pstack-claudeFind failing PR checks, inspect logs or external check links, and apply focused fixesOtherNo warnings★ 3.7K↓ —
html-plan
plannotator/effective-html
PlanningUpdated yesterday
From the author
Direct-invocation specialist for clear, self-contained HTML plans that preserve source material while improving hierarchy, sequence, ownership, dependencies, and reviewability. Use when the user explicitly invokes html-plan or the broad html skill routes a plan request here. Do not activate independently from a general request.
Install
npx skills add plannotator/effective-html --skill html-plan -a claude-code
Installs to .claude/skills/html-plan/ · Each command fetches the skill straight from GitHub with the open skills CLI.
Download .zip
Byte-identical to the scanned commit, with the repository’s licence and a SOURCE.txt.
What it can touch
Instructions onlyNo network use seenLicence: MIT
Safety checks on SKILL.md
No warnings.
Why 90
Security100
Provenance83
Maintenance100
Licence100
Adoption57
Files (2)
- SKILL.md
- agents/openai.yaml