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.
47,307 skills from 2,272 repositories · updated 3 hours ago
47,307 skills
- legacy-modernizerJeffallan/claude-skillsDesigns incremental migration strategies, identifies service boundaries, produces dependency maps and migration roadmaps, and generates API facade designs for aging codebases. Use when modernizing legacy systems, implementing strangler fig pattern or branch by abstraction, decomposing monoliths, upgrading frameworks or languages, or reducing technical debt without disrupting business operations.EngineeringNo warnings★ 12.1K↓ —
- pm-specnexu-io/html-anything问题 + 成功指标 + 范围 + user stories + 设计 + 发布 + 待解决PlanningNo warnings★ 9.3K↓ —Also in 1 other repo
- elasticsearch-query-optimizationelastic/agent-skillsDiagnose slow Elasticsearch Query DSL searches and propose measured fixes. Use when a search is slow, profile output shows an expensive clause, exact-match filters sit in scoring context, or leading wildcards dominate latency. Ground every recommendation in search profiling — move non-scoring clauses to filter context, eliminate leading wildcards, and re-profile to confirm improvement.OfficialProductivityNo warnings★ 602↓ —Also in 1 other repo
- elasticsearch-esqlUpdatedelastic/agent-skillsExecute ES|QL (Elasticsearch Query Language) queries, use when the user wants to query Elasticsearch data, analyze logs, aggregate metrics, explore data, or create charts and dashboards from ES|QL results.OfficialOtherNo warnings★ 602↓ —Also in 1 other repo
- swift-expertJeffallan/claude-skillsBuilds iOS/macOS/watchOS/tvOS applications, implements SwiftUI views and state management, designs protocol-oriented architectures, handles async/await concurrency, implements actors for thread safety, and debugs Swift-specific issues. Use when building iOS/macOS applications with Swift 5.9+, SwiftUI, or async/await concurrency. Invoke for protocol-oriented programming, SwiftUI state management, actors, server-side Swift, UIKit integration, Combine, or Vapor.PlanningNo warnings★ 12.1K↓ —
- claude-settings-auditgetsentry/skillsAnalyze a repository to generate recommended Claude Code settings.json permissions. Use when setting up a new project, auditing existing settings, or determining which read-only bash commands to allow. Detects tech stack, build tools, and monorepo structure.OfficialEngineeringNo warnings★ 1.1K↓ —
- hive.worker-delegationaden-hive/hiveConcrete patterns for breaking colony work into parallel worker jobs via run_playbook — when fan-out helps, how to model the goal as a tracker table, write the worker skill, author the playbook, pilot, and let convergence retry/resume the gap.WritingNo warnings★ 11.1K↓ —
- judgment-dayGentleman-Programming/gentle-aiTrigger: judgment day, dual review, adversarial review, juzgar. Run explicit blind dual review with at most two scoped fix/re-judgment rounds.EngineeringNo warnings★ 8.1K↓ —
- review-teammvschwarz/openrigUse when assigned a review or when an authored review boundary is reached.EngineeringNo warnings★ 8.3K↓ —Also in 1 other repo
- pr-link-issuegetsentry/skillsAppend a GitHub issue link and its Linear ticket to the current PR's description. Use when asked to "link issue to pr", "fill in issue and linear in pr", "add issue refs to pr", or when given a GitHub issue URL and asked to attach it to the current PR. Resolves the Linear ticket automatically from the issue's linear-linkback comment.OfficialOtherNo warnings★ 1.1K↓ —
- game-developerJeffallan/claude-skillsUse when building game systems, implementing Unity/Unreal Engine features, or optimizing game performance. Invoke to implement ECS architecture, configure physics systems and colliders, set up multiplayer networking with lag compensation, optimize frame rates to 60+ FPS targets, develop shaders, or apply game design patterns such as object pooling and state machines. Trigger keywords: Unity, Unreal Engine, game development, ECS architecture, game physics, multiplayer networking, game optimization, shader programming, game AI.DesignNo warnings★ 12.1K↓ —
- kotlin-specialistJeffallan/claude-skillsProvides idiomatic Kotlin implementation patterns including coroutine concurrency, Flow stream handling, multiplatform architecture, Compose UI construction, Ktor server setup, and type-safe DSL design. Use when building Kotlin applications requiring coroutines, multiplatform development, or Android with Compose. Invoke for Flow API, KMP projects, Ktor servers, DSL design, sealed classes, suspend function, Android Kotlin, Kotlin Multiplatform.PlanningNo warnings★ 12.1K↓ —
- hr-onboardingnexu-io/html-anything首周日程 + buddy + 学习路径 + 设备 + 完成标准OtherNo warnings★ 9.3K↓ —
- blog-writing-guidegetsentry/skillsWrite, review, and improve blog posts for the Sentry engineering blog following Sentry's specific writing standards, voice, and quality bar. Use this skill whenever someone asks to write a blog post, draft a technical article, review blog content, improve a draft, write a product announcement, create an engineering deep-dive, or produce any written content destined for the Sentry blog or developer audience. Also trigger when the user mentions "blog post," "blog draft," "write-up," "announcement post," "engineering post," "deep dive," "postmortem," or asks for help with technical writing for Sentry. Even if the user just says "help me write about [feature/topic]" — if it sounds like it could become a Sentry blog post, use this skill.OfficialWritingNo warnings★ 1.1K↓ —
- branch-prGentleman-Programming/gentle-aiCreate Gentle AI pull requests with issue-first checks. Trigger: creating, opening, or preparing PRs for review.EngineeringNo warnings★ 8.1K↓ —
- brand-guidelinesgetsentry/skillsWrite copy following Sentry brand guidelines. Use when writing UI text, error messages, empty states, onboarding flows, 404 pages, documentation, marketing copy, or any user-facing content. Covers both Plain Speech (default) and Sentry Voice tones.OfficialDesignNo warnings★ 1.1K↓ —
- ads-microsoftAgriciDaniel/claude-adsAudit Microsoft Advertising measurement, UET, search and audience campaigns, Google imports, syndication, keywords, creative, bidding, budgets, Copilot inventory, and policy. Use for Microsoft Ads, Bing Ads, UET, Microsoft Audience Network, or Google Ads import. Read-only; use ads-optimize to change campaigns.MarketingNo warnings★ 10.5K↓ —
- pr-screenshotsgetsentry/skillsCapture screenshots of the Sentry UI in a web browser, lay them out in a pull request description as before/after tables, and upload them with `gh --attach`.OfficialDesignNo warnings★ 1.1K↓ —
- presentation-creatorgetsentry/skillsCreate data-driven presentation slides using React, Vite, and Recharts with Sentry branding. Use when asked to "create a presentation", "build slides", "make a deck", "create a data presentation", "build a Sentry presentation". Scaffolds a complete slide-based app with charts, animations, and single-file HTML output.OfficialDocumentsNo warnings★ 1.1K↓ —
- code-reviewgetsentry/skillsPerform code reviews following Sentry engineering practices. Use when reviewing pull requests, examining code changes, or providing feedback on code quality. Covers security, performance, testing, and design review.OfficialEngineeringNo warnings★ 1.1K↓ —
- frontend-designmvschwarz/openrigCreate distinctive, production-grade frontend interfaces with high design quality. Use this skill when the user asks to build web components, pages, artifacts, posters, or applications (examples include websites, landing pages, dashboards, React components, HTML/CSS layouts, or when styling/beautifying any web UI). Generates creative, polished code and UI design that avoids generic AI aesthetics.DesignNo warnings★ 8.3K↓ —Also in 1 other repo
- voltagent-awesome-design-mdanbeime/skill73 个真实网站 DESIGN.md 提取集合(Claude / Cursor / Vercel / Stripe / Apple / Tesla / Ferrari ...)。 把 DESIGN.md 复制到项目根目录,AI agent 读 DESIGN.md 后能生成风格一致的高质量 UI。 本仓库同步自 VoltAgent/awesome-design-md。 关键词:DESIGN.md, Google Stitch, UI 设计, 设计系统, Claude, Cursor, Vercel, Stripe, Apple, Tesla。DesignNo warnings★ 8.8K↓ —
- firestore-rules-creationfirebase/agent-skillsDesigns, authors, refactors, and hardens production-grade Cloud Firestore Security Rules (firestore.rules). IMPORTANT: If subagent delegation AND the firestore-rules-author subagent are available in your environment, delegate authoring firestore.rules to the firestore-rules-author subagent. If subagent delegation is unavailable (e.g. not enabled in the IDE), firestore-rules-author is not installed, or you are running inside firestore-rules-author, follow this skill directly.OfficialSecurityNo warnings★ 491↓ —
- blog-postnexu-io/html-anything杂志感长文, 含 masthead、hero、figures、pull quote、作者署名WritingNo warnings★ 9.3K↓ —
the-fool
Jeffallan/claude-skills
PlanningUpdated 14 hours ago
From the author
Use when challenging ideas, plans, decisions, or proposals using structured critical reasoning. Invoke to play devil's advocate, run a pre-mortem, red team, or audit evidence and assumptions.
Install
npx skills add Jeffallan/claude-skills --skill the-fool -a claude-code
Installs to .claude/skills/the-fool/ · 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 92
Security100
Provenance89
Maintenance100
Licence100
Adoption64
Files (7)
- SKILL.md
- references/dialectic-synthesis.md
- references/evidence-audit.md
- references/mode-selection-guide.md
- references/pre-mortem-analysis.md
- references/red-team-adversarial.md
- references/socratic-questioning.md