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.
49,105 skills from 2,358 repositories · updated 23 minutes ago
48,049 skills
- product-discoveryalirezarezvani/claude-skillsUse when validating product opportunities, mapping assumptions, planning discovery sprints, or testing problem-solution fit before committing delivery resources.TestingNo warnings★ 29.2K↓ —
- product-analyticsalirezarezvani/claude-skillsUse when defining product KPIs, building metric dashboards, running cohort or retention analysis, or interpreting feature adoption trends across product stages.DataNo warnings★ 29.2K↓ —
- us-business-englishjezweb/claude-skillsAmerican business English writing style for professional communications — direct, action-oriented, EN-US spelling (color, organize, center). Use whenever the user is writing for an American audience: emails, chat messages, proposals, client communications, blog posts, web copy, or any business writing. Apply to drafting, editing, and tone-checking professional text.WritingNo warnings★ 1.1K↓ —
- evalhashgraph-online/awesome-codex-pluginsEval-Driven Development (EDD) for AI workflows. pass@k metrics, capability evals, regression evals. Triggers: eval, edd, pass@k, capability, regression, benchmark.OtherNo warnings★ 1.5K↓ —
- second-brain-quizundefined-ui/second-brain-osGenerate questions from the user's own concept pages so they can find out what they saved but never learned, and compare their answers against what the pages say. Use this skill when the user wants to test themselves, revise, make flashcards from their notes, or asks what they have forgotten. Do NOT use for generic quizzing on a topic the vault does not cover, or for answering a question from the vault.TestingNo warnings★ 1.2K↓ —
- calendar-defragmohitagw15856/pm-claude-skillsDefragment a work calendar through a tool-using agent — find the meeting debt, propose the consolidation, and (approval-gated) execute the moves. Use when asked to defrag my calendar, get me focus time, audit my meetings, or fix my week. Produces the calendar audit (cost per meeting, fragmentation map), a defrag proposal with focus blocks, and an approval-gated execution plan.ProductivityNo warnings★ 1.5K↓ —
- ctv-adskostja94/marketing-skillsWhen the user wants to run CTV, OTT, or streaming TV ads. Also use when the user mentions "CTV ads," "connected TV," "OTT advertising," "streaming ads," "TV ads," "Hulu ads," "Roku ads," "YouTube TV ads," or "programmatic TV." For paid mix, use paid-ads-strategy.MarketingNo warnings★ 1.1K↓ —
- inithashgraph-online/awesome-codex-pluginsInitialize team config for a project. Creates .agenteam/config.yaml (or legacy agenteam.yaml) and generates .codex/agents/*.toml.OtherNo warnings★ 1.5K↓ —
- code-revieweralirezarezvani/claude-skillsUse for any code review: a pull request, a diff, a commit, or a pasted function, handler or file in TypeScript, JavaScript, Python, Go, Swift, Kotlin, C#/.NET, Java, C, C++, Rust, Ruby, PHP or Dart/Flutter. Applies per-language rule packs (security such as SQL injection and missing auth, async and resource handling, error handling, performance) and scripts that score a PR's risk and complexity, then gives a merge verdict with blocking and non-blocking findings. Use whenever the user asks to review, check or look over code, says 'code review', 'review this PR', 'review this diff' or 'is this safe to merge', or asks what is wrong with a snippet, even a single function.EngineeringNo warnings★ 29.2K↓ —
- supabase-jsfcakyon/claude-codex-settingsThis skill should be used when user asks to "use supabase-js", "query Supabase database", "supabase auth", "supabase storage", "supabase realtime", "supabase edge functions", or works with the @supabase/supabase-js JavaScript/TypeScript SDK.DataNo warnings★ 1.2K↓ —
- web-perffcakyon/claude-codex-settingsAudit, diagnose, or optimize website loading and interaction performance, Core Web Vitals, and Lighthouse performance scores.OtherNo warnings★ 1.2K↓ —
- cookie-policy-page-generatorkostja94/marketing-skillsDeprecated compatibility entry for Cookie Policy Page construction. This page is now maintained in Pagina; install and use page-builder to build a new Cookie Policy Page.OtherNo warnings★ 1.1K↓ —
- supabasefcakyon/claude-codex-settingsUse when doing ANY task involving Supabase. Triggers: Supabase products (Database, Auth, Edge Functions, Realtime, Storage, Vectors, Cron, Queues); client libraries and SSR integrations (supabase-js, @supabase/ssr) in Next.js, React, SvelteKit, Astro, Remix; auth issues (login, logout, sessions, JWT, cookies, getSession, getUser, getClaims, RLS); Supabase CLI or MCP server; schema changes, migrations, declarative schemas, security audits, Postgres extensions (pg_graphql, pg_cron, pg_vector); debugging and troubleshooting errors or unexpected behavior on Supabase projects (HTTP errors, Postgres errors, RLS surprises, permission denied, schema cache issues, timeouts, Edge Function crashes, Realtime drops, Storage failures) and reading or querying logs (Logs Explorer, ClickHouse).SecurityNo warnings★ 1.2K↓ —
- ecommerce-video-adsNewhashgraph-online/awesome-codex-pluginsEcommerce video ad skills for Claude Code and AI agents: plans and makes short product videos that sell on TikTok, TikTok Shop, Instagram Reels and Meta ads, with AI or real footage. Asks the four questions that change the rules (where it runs, product facts, assets, budget), picks angle, hook, format and on-camera character, writes a second-by-second script, keeps the real product identical in AI shots, applies platform rules (AI labels, TikTok Shop bans on AI voices, slideshows and price mentions, the FTC fake-testimonial rule, music licensing), quotes cost before generating and plans different-concept variants. Use when someone wants a viral TikTok, Reels or TikTok Shop video for a product, ecommerce ad creatives or "10 ads for my product". Hands off to product-video-hooks, tiktok-shop-video, ai-ugc-ad-video, product-photo-to-video, ad-creative-testing and ecommerce-video-edit. NOT for app launch videos, music videos or brand films with nothing to sell.MediaNo warnings★ 1.5K↓ —
- toc-generatorkostja94/marketing-skillsDeprecated compatibility entry for Table of Contents construction. This component is now maintained in Bricks; install and use component-builder to build a new Table of Contents.OtherNo warnings★ 1.1K↓ —
- tavily-usagefcakyon/claude-codex-settingsThis skill should be used when user asks to "search the web", "fetch content from URL", "extract page content", "use Tavily search", "scrape this website", "get information from this link", or "web search for X".BrowserNo warnings★ 1.2K↓ —
- meeting-transcripthuytieu/COG-second-brainProcess meeting recordings and notes into structured decisions, action items, and team dynamics with intelligent noise filteringProductivityNo warnings★ 1.3K↓ —Also in 1 other repo
- yolo-trainingfcakyon/claude-codex-settingsThis skill should be used when user asks to "improve my mAP", "why is my model overfitting", "my training is diverging", "read my results.csv", "interpret my training curves", "my AP50 is good but AP50-95 is bad", "my recall is low", "how do I pick learning rate", "which augmentations should I use", "should I use a bigger model", "tune hyperparameters", or asks how to train YOLO26 for detection, instance or semantic segmentation, pose, OBB, classification, or depth.DataNo warnings★ 1.2K↓ —
- ru-texthashgraph-online/awesome-codex-pluginsRussian text quality. Triggers: вычитай, проверь текст, поправь, отредактируй, причеши, ru-text. Typography silently on any Russian output; deeper editing on request. Info-style, editorial, UX writing, business correspondence, AI-text cleanup.DesignNo warnings★ 1.5K↓ —Also in 1 other repo
- traffic-analysiskostja94/marketing-skillsCompatibility pointer for source, UTM and direct-traffic analysis; maintained in Open Analytics.DataNo warnings★ 1.1K↓ —
- functionshashgraph-online/awesome-codex-pluginsBuild and prove durable studio functions for record, order, schedule and tool events, with concurrent database updates and event feeds.DataNo warnings★ 1.5K↓ —
- cf-cliNewfcakyon/claude-codex-settingsCloudflare's official cf CLI (beta) for the public Cloudflare API and Workers projects. Use for finding and running Cloudflare commands from the terminal — sign-in and profiles, cf cli search, cf schema, cf deploy/dev/build, resource commands for DNS, zones, D1, KV, and R2 — and for choosing between cf and Wrangler in a project.EngineeringNo warnings★ 1.2K↓ —
- codex-reviewjezweb/claude-skillsRun an independent code review using the OpenAI Codex CLI in headless mode. Gets a second opinion from a different model family (the current Codex models) on recent changes, a PR, a commit, or the whole app — covering bugs, regressions, security, data consistency, UX/state bugs, performance risks, and testing gaps. Saves a severity-prioritised report to .jez/reviews/. Triggers: 'codex review', 'review with codex', 'independent code review', 'what does codex think', 'get codex to review'.EngineeringNo warnings★ 1.1K↓ —
- iros-submissionbrycewang-stanford/Awesome-Journal-SkillsUse when auditing an IROS paper for the PaperPlaza upload — author PINs and metadata, the content-page limit with references counted in, IEEE two-column format, the 2026 double-anonymous rule, the 60-second/10 MB video attachment and its own deadline, dual-submission traps shared with ICRA and RA-L, and return-without-review triggers.MediaNo warnings★ 1.4K↓ —
content-optimization
kostja94/marketing-skills
ScienceUpdated Oct 26, 2026
From the author
When the user wants to optimize content for SEO—word count, H2 keywords, keyword density, multimedia, tables, lists. Also use when the user mentions "content length," "word count," "keyword stuffing," "H2 keywords," "keyword density," "tables," "bullet points," or "content structure." For keywords, use keyword-research.
Install
npx skills add kostja94/marketing-skills --skill content-optimization -a claude-code
Installs to .claude/skills/content-optimization/ · 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 88
Security100
Provenance76
Maintenance100
Licence100
Adoption49
Files (1)
- SKILL.md