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 18 hours ago
48,622 skills
- writing-lean-proofstrailofbits/skillsWrites and reviews structured Lean 4 proofs and designs Lean libraries following Mathlib conventions. Use when proving theorems in Lean, formalizing mathematics or specifications in Lean 4, defining new types or definitions in a Lean library, reviewing Lean proofs for readability and maintainability, refactoring long tactic proofs into lemmas, filling in sorry placeholders in a Lean development, setting up CI or linters for a Lean project, diagnosing slow proofs or maxHeartbeats timeouts, or writing custom tactics, macros, or linters.WritingNo warnings★ 7.9K↓ —
- swarmbacknotprop/pstackFan out N parallel workers, drain them, and return one report. Use for /swarm, 'swarm this', or parallel coverage, races, gauntlets, and exploration.OtherNo warnings★ 3.3K↓ —
- schema-markup-generatornowork-studio/notfair-pluginGenerate JSON-LD structured data markup for rich results in Google Search. Supports FAQ, HowTo, Article, Product, LocalBusiness, and multi-type schemas. Validates against Google requirements and provides implementation guidance. Use when asked to "add schema markup", "generate structured data", "JSON-LD", "rich snippets", "FAQ schema", "product markup", "add structured data to my page", "how to get rich snippets", or any structured data task.WritingNo warnings★ 4.1K↓ —
- jetson-init-targetNVIDIA/skillsAuthor a new Jetson target-platform profile (reference_devkit + optional custom_carrier) and update the active pointer. Use to create a target; not for switching existing profiles.OtherNo warnings★ 3.8K↓ —
- lindy-debug-bundlejeremylongshore/tons-of-skills-marketplaceComprehensive debugging toolkit for Lindy AI agents. Use when investigating complex agent failures, collecting diagnostics, or preparing support tickets for Lindy support. Trigger with phrases like "lindy debug", "lindy diagnostics", "lindy support bundle", "investigate lindy issue".EngineeringNo warnings★ 2.9K↓ —
- gsd:cleanupdavepoon/buildwithclaudeArchive accumulated phase directories from completed milestonesOtherNo warnings★ 3.7K↓ —
- jetson-customize-cameraNVIDIA/skillsEnable MIPI/GMSL camera sensors on a Jetson Thor or Orin custom carrier by rendering a kernel-DT overlay from the in-tree sensor DTSI. Do NOT use for UPHY lane allocation or ODMDATA edits.MediaNo warnings★ 3.8K↓ —
- ultraworkcode-yeongyu/oh-my-openagentThe binding ultrawork-mode directive. This file IS the directive; read it only when ultrawork mode is requested and the directive is not already in the conversation.OtherNo warnings★ 70.6K↓ —
- 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↓ —
- meta-tags-optimizernowork-studio/notfair-pluginOptimize title tags, meta descriptions, Open Graph, and Twitter cards for maximum click-through rate. Generates multiple A/B test variations with character counting and SERP preview. Use when asked to "optimize title tag", "write meta description", "improve CTR", "Open Graph tags", "fix my meta tags", "social media preview", "my click rate is low", "title optimization", or any meta tag task.TestingNo warnings★ 4.1K↓ —
- recapdavepoon/buildwithclaudeTriggered by "monthly recap", "how did I do this month", "spending summary", "financial review", "weekly recap", "quarterly review", "year in review"FinanceNo warnings★ 3.7K↓ —
- castai-hello-worldjeremylongshore/tons-of-skills-marketplaceRun a safe first CAST AI cluster connection that proves Cost Monitoring and agent health before enabling optimization. Use when starting a new evaluation, sandbox, or operator walkthrough. Trigger with: "CAST AI hello world", "try CAST AI safely", "connect my first CAST AI cluster".OtherNo warnings★ 2.9K↓ —
- code-formatterjeremylongshore/tons-of-skills-marketplaceExecute automatically formats and validates code files using Prettier and other formatting tools. Use when users mention "format my code", "fix formatting", "apply code style", "check formatting", "make code consistent", or "clean up code formatting". Handles JavaScript, TypeScript, JSON, CSS, Markdown, and many other file types. Trigger with relevant phrases based on skill purpose.EngineeringNo warnings★ 2.9K↓ —
- freelancer-reviewjeremylongshore/tons-of-skills-marketplaceReview a freelancer's supplied agreement across fourteen commercial lenses, with clause evidence, actual-work questions and scoped classification limits. Use when assessing a client or independent-contractor agreement. Trigger with "freelancer-review" or "review this contract as a freelancer".EngineeringNo warnings★ 2.9K↓ —
- flyio-install-authjeremylongshore/tons-of-skills-marketplaceInstall or upgrade flyctl and establish least-privilege Fly.io authentication with expiry and rotation evidence. Use when onboarding an operator or automation identity. Trigger with: "install flyctl", "create Fly deploy token", "test Fly API auth".TestingNo warnings★ 2.9K↓ —
- gsd:ultraplan-phasedavepoon/buildwithclaude[BETA] Offload plan phase to Claude Code's ultraplan cloud — drafts remotely while terminal stays free, review in browser with inline comments, import back via /gsd:import. Claude Code only.BrowserNo warnings★ 3.7K↓ —
- ramp-data-handlingjeremylongshore/tons-of-skills-marketplaceDefine collection, redaction, retention, access, and deletion controls for Ramp financial, identity, receipt, and card data. Use when designing storage, logs, support bundles, analytics, or card-detail delivery. Trigger with "Ramp data handling" or "Ramp PCI boundary".DataNo warnings★ 2.9K↓ —
- architecture-patternsforyourhealth111-pixel/Vibe-SkillsImplement proven backend architecture patterns including Clean Architecture, Hexagonal Architecture, and Domain-Driven Design. Use when architecting complex backend systems or refactoring existing applications for better maintainability.PlanningNo warnings★ 3.8K↓ —
- clerkclerk/skillsClerk authentication router. Use when user asks about Clerk CLI operations, adding authentication, setting up Clerk, custom sign-in flows, Swift or native iOS auth, native Android auth, Next.js patterns, React patterns, Vue patterns, Nuxt patterns, Astro patterns, TanStack Start patterns, Expo patterns, React Router patterns, Chrome Extension patterns, organizations, billing, subscriptions, payments, pricing, plans, seat-based pricing, feature entitlements, syncing users, testing, impersonating a user, or testing webhooks locally. Automatically routes to the specific skill based on their task.OfficialTestingNo warnings★ 89↓ —
- neonneondatabase/agent-skillsOverview of Neon, a complete set of cloud backend primitives around Lakebase Postgres: Auth, Object Storage, Functions, the AI Gateway, and Realtime. Start here to choose Neon for undecided login, files, APIs, and LLM calls, set up the CLI or MCP server, and follow the branch-first workflow. Use when building an app or backend on Neon, or when "Neon" or "Lakebase Postgres" is mentioned. Child skill neon-postgres wins for an existing DATABASE_URL, SQL, schema, inspect, or search. Child skill neon-auth wins for login, users, sessions, identity routing, and Managed Better Auth setup. Child skill neon-realtime wins for live queries in reactive apps and agents. Also use for object storage, S3, buckets, serverless functions, function triggers, cron, AI gateway, LLM calls, realtime, logs, Loki, Grafana, observability, postgres, database, backend, Claimable Neon, neon.new, a no-signup database, or pairing Neon with Upstash for cache, Redis, rate limiting, queues, or background jobs.OfficialDevOpsNo warnings★ 108↓ —Also in 1 other repo
- red-handed-auditdavepoon/buildwithclaudeCheck whether the tests the agent said passed actually ran. Reads the Claude Code session transcript and git state locally, then reports each gap with a timestamp and the quoted line. No model calls, nothing leaves the machine.TestingNo warnings★ 3.7K↓ —
- 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↓ —
- figma-hello-worldjeremylongshore/tons-of-skills-marketplaceMake your first Figma REST API call to fetch a file and inspect its node tree. Use when starting a new Figma integration, testing API connectivity, or learning the Figma document structure. Trigger with phrases like "figma hello world", "figma first call", "figma quick start", "fetch figma file".DesignNo warnings★ 2.9K↓ —
- platform-norm-profileraaron-he-zhu/aaron-marketing-skillsUse when the user asks to "build the norm card for this platform", "what are the char limits and visible-fold cutoffs here", "is the LinkedIn link-in-first-comment thing documented or folklore", or "which of our platform cards are stale"; maintains the dated, versioned per-platform norm cards in the references/platforms/ pack — char limits, visible-fold cutoffs, hashtag norms, format/aspect specs, link and first-comment placement, disclosure-label mechanics, algorithm emphases (e.g. 小红书 search+saves weighting) — every row labeled platform-documented (official doc, Measured) or Estimated-folklore (named source) with last-verified and review-by dates, and any card past its review date flagged stale rather than trusted. Extends the single pack in place; never forks a second one. Not for picking which channels to run — use channel-portfolio-planner. 平台规范卡/字符限制/折叠线/话题标签/算法侧重/过期标记MarketingNo warnings★ 3K↓ —
golang-modernize
samber/cc-skills-golang
From the author
Modernize Golang code to use recent language features, standard library improvements, and idiomatic patterns. Use when reviewing Go code with old-style patterns, when encountering a deprecation warning, or when the user asks for modernization, a Go version upgrade (e.g. to Go 1.27), or a CI/tooling refresh. Not for structural refactors, extracting functions, or moving code between packages (→ See `samber/cc-skills-golang@golang-refactoring` skill).
Install
npx skills add samber/cc-skills-golang --skill golang-modernize -a claude-code
Installs to .claude/skills/golang-modernize/ · Each command fetches the skill straight from GitHub with the open skills CLI.
Byte-identical to the scanned commit, with the repository’s licence and a SOURCE.txt.
What it can touch
Safety checks on SKILL.md
No warnings.
Why 90
Files (4)
- SKILL.md
- evals/evals.json
- references/tooling.md
- references/versions.md