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.
49,399 skills from 2,375 repositories · updated 56 minutes ago
48,352 skills
- add-excelmicrosoft/power-platform-skillsAdds Excel Online (Business) connector to a Power Apps code app. Use when reading or writing Excel workbook data from OneDrive or SharePoint.DocumentsNo warnings★ 1.1K↓ —
- arrival-setupmohitagw15856/pm-claude-skillsSet up the essentials in the right order after moving to a new country — the ID/registration, bank account, phone, address, and social/tax number that unlock each other — so you don't get stuck in the chicken-and-egg loops that trap newcomers. Use when someone says 'I just moved to a new country', 'what do I do first after arriving', 'set up my life in [country]', or 'I can't open a bank account without an address but can't rent without a bank'. Produces a sequenced arrival checklist with dependencies and the official offices for each. Routes to official sources; rules are local.FinanceNo warnings★ 1.5K↓ —
- clean-user-facing-textguillaumemeyer/watermarks-removerClean and finalize authorized natural-language text intended for readers by auditing suspicious invisible Unicode and rewriting prose while preserving facts, meaning, and the writer's voice. Use when the user asks to clean, humanize, polish, or finalize articles, manuscripts, reports, documentation, emails, product copy, UI text, Markdown, or HTML prose, or when a project rule or instruction file explicitly requires this workflow. Don't use for code-only tasks or undisclosed authorship evasion; leave code, commands, identifiers, paths, APIs, formulas, citations, required disclosures, and verbatim quotations unchanged.DesignNo warnings★ 26.1K↓ —
- transcript-intelligenceScrapeCreators/social-media-research-skillsUse when the user wants to summarize, analyze, or repurpose transcripts from TikTok, Instagram, YouTube, Facebook, X/Twitter, LinkedIn, Rumble, or Reddit video posts. Extracts hooks, claims, quotes, content atoms, themes, and reusable scripts.MediaNo warnings★ 5.4K↓ —
- baoyu-danger-x-to-markdownJimLiu/baoyu-skillsConverts X (Twitter) tweets and articles to markdown with YAML front matter. Uses reverse-engineered API requiring user consent. Use when user mentions "X to markdown", "tweet to markdown", "save tweet", or provides x.com/twitter.com URLs for conversion.MarketingNo warnings★ 27.2K↓ —
- crossposthashgraph-online/awesome-codex-pluginsMulti-platform content distribution across X, LinkedIn, Threads, and Bluesky. Adapts content per platform using content-engine patterns. Never posts identical content cross-platform. Use when the user wants to distribute content across social platforms.MarketingNo warnings★ 1.5K↓ —
- unslopmichaelshimeles/rstackCut AI tells from text you write or edit for a human reader (commit messages, PR titles and bodies, docs, code comments, replies). Apply before committing, posting, or sending; leave prose you didn't touch alone.WritingNo warnings★ 1.4K↓ —
- history-portabilityhoangsonww/Claude-Code-Agent-MonitorImport Claude Code or Codex history and move complete CCAM datasets between machines. Use when rescanning provider history, importing a copied directory, uploading JSONL or archives, exporting a backup, restoring it idempotently, or verifying that tokens, workflows, runs, rules, and pricing survived.EngineeringNo warnings★ 1.1K↓ —
- productivity-scorehoangsonww/Claude-Code-Agent-MonitorCalculate a productivity score using actual Agent Monitor metrics — session completion rates, cache efficiency (cache_read vs input), compaction pressure (baseline tokens), turn velocity (turn_count / total_turn_duration_ms), tool success ratio (PreToolUse vs PostToolUse), and the workflow intelligence API's complexity and effectiveness scores.EngineeringNo warnings★ 1.1K↓ —
- benchmarkhashgraph-online/awesome-codex-pluginsUse this skill to measure performance baselines, detect regressions before/after PRs, and compare stack alternatives.OtherNo warnings★ 1.5K↓ —
- baoyu-danger-gemini-webJimLiu/baoyu-skillsGenerates images and text via reverse-engineered Gemini Web API. Supports text generation, image generation from prompts, reference images for vision input, and multi-turn conversations. Use when other skills need image generation backend, or when user requests "generate image with Gemini", "Gemini text generation", or needs vision-capable AI generation.MediaNo warnings★ 27.2K↓ —
- baoyu-url-to-markdownJimLiu/baoyu-skillsFetch any URL and convert to markdown using baoyu-fetch CLI (Chrome CDP with site-specific adapters). Built-in adapters for X/Twitter, YouTube transcripts, Hacker News threads, and generic pages via Defuddle. Handles login/CAPTCHA via interaction wait modes. Use when user wants to save a webpage as markdown.BrowserNo warnings★ 27.2K↓ —
- sprint-summaryhoangsonww/Claude-Code-Agent-MonitorSummarize a sprint's worth of Claude Code activity — sessions grouped by project (cwd), per-model cost breakdown, token efficiency (cache hit rate, compaction baselines), subagent effectiveness from workflow API, velocity metrics (turn_count, turn_duration_ms), and tool diversity across the sprint.ProductivityNo warnings★ 1.1K↓ —
- flaky-skillalibaba/skill-upA skill with potentially flaky behavior for testing retryTestingNo warnings★ 1.4K↓ —
- llm-runtime-architectureagentlas-ai/Agentlas-OSUse when designing how one canonical agent core runs across Codex, Claude Code, Antigravity, Cursor, and AGENTS.md-compatible tools.PlanningNo warnings★ 1.6K↓ —
- hook-diagnosticshoangsonww/Claude-Code-Agent-MonitorDiagnose Claude Code hook installation, delivery, and ingestion issues. Checks hook configuration, connectivity, event flow, and identifies common problems. Use when events are not appearing in the dashboard.EngineeringNo warnings★ 1.1K↓ —
- sandbox-mcpalibaba/skill-upVerify Sandbox MCP can be installed and called from skill-up.OtherNo warnings★ 1.4K↓ —
- baoyu-comicJimLiu/baoyu-skillsKnowledge comic creator supporting multiple art styles and tones. Creates original educational comics with detailed panel layouts and batch-capable image generation. Use when user asks to create "知识漫画", "教育漫画", "biography comic", "tutorial comic", or "Logicomix-style comic".MediaNo warnings★ 27.2K↓ —
- rekallhashgraph-online/awesome-codex-pluginsCompact the current Codex VS Code extension thread through Rekall with a verified handoff and optional one-time continuation. Use on an explicit compaction request or after a substantial completed stage; standalone Codex CLI sessions are unsupported.EngineeringNo warnings★ 1.5K↓ —
- regression-watchhoangsonww/Claude-Code-Agent-MonitorDetect quality and efficiency regressions over time using Agent Monitor data — rising error rate (APIError events), falling cache hit rate, growing compaction frequency, and climbing cost-per-session. Splits history into an earlier baseline window and a recent window and reports which metrics are getting worse, by how much, and where. Use when checking whether things are degrading or trending in the wrong direction.OtherNo warnings★ 1.1K↓ —
- mcp-case-overridesalibaba/skill-upPer-case mocked MCP override smoke skill used by skill-up e2e tests.TestingNo warnings★ 1.4K↓ —
- open-designhashgraph-online/awesome-codex-pluginsUse Open Design as an external local-first design workbench for prototypes, decks, mobile screens, dashboards, DESIGN.md systems, and exportable visual artifacts. Keep TSP responsible for team workflow, handoff, and quality gates.DesignNo warnings★ 1.5K↓ —
- hep-hubagentlas-ai/Agentlas-OSStaff a task only from public Agentlas Hub agents.ProductivityNo warnings★ 1.6K↓ —
- email-lifecycle-lifecycle-auditgooseworks-ai/goose-skillsStep of the email-lifecycle playbook: audits list, consent, live flows, recent sends and sending setup, marking every item verified, from-you or unknown. Run email-lifecycle instead; not for direct use.ProductivityNo warnings★ 1.3K↓ —
newsletter-signup-generator
kostja94/marketing-skills
MarketingUpdated Oct 26, 2026
From the author
Deprecated compatibility entry for Newsletter Signup construction. This component is now maintained in Bricks; install and use component-builder to build a new Newsletter Signup.
Install
npx skills add kostja94/marketing-skills --skill newsletter-signup-generator -a claude-code
Installs to .claude/skills/newsletter-signup-generator/ · 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 onlyUses the networkLicence: MIT
Safety checks on SKILL.md
No warnings.
Why 88
Security100
Provenance76
Maintenance100
Licence100
Adoption49
Files (1)
- SKILL.md