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.
49,415 skills from 2,407 repositories · updated 2 hours ago
49,415 skills
- 生成视频素材NewChatCut-Inc/agent-plugin按创作需求生成视频镜头。OtherNo warnings★ 1K↓ —
- sno-mem-cursorsno-ai/sno-stationUse Sno memory from Cursor through four explicit commands.ProductivityNo warnings★ 1K↓ —
- designhashgraph-online/awesome-codex-pluginsUse for standard or complex new work before coding or planning. Also handles vague goals — clarifies before designing.DesignNo warnings★ 1.5K↓ —
- get-startedNewChatCut-Inc/agent-pluginWelcome a new ChatCut user in one short message: what ChatCut does, three starter tasks to pick from, and a request for their video. Use when the user chooses Set up for ChatCut, or asks how to get started with ChatCut or what to try first. Feature, plan and troubleshooting questions use product-help.MediaNo warnings★ 1K↓ —
- quality-manager-qmralirezarezvani/claude-skillsUse for QMR duties under ISO 13485 5.5.2: management review, quality policy and objectives, quality KPIs and cost of quality. Tracks reviews with management_review_tracker.py and monitors effectiveness with quality_effectiveness_monitor.py.EngineeringNo warnings★ 29.3K↓ —
- 检查视频效果NewChatCut-Inc/agent-plugin检查画面、字幕、音频与时间线效果。OtherNo warnings★ 1K↓ —
- email-sequencealirezarezvani/claude-skillsUse for any drip, nurture, onboarding, welcome or re-engagement email sequence to opted-in users, before writing emails. Plans timing, triggers and exits and scores the sequence with sequence_analyzer.py.ProductivityNo warnings★ 29.3K↓ —
- run-organic-social-platform-researchgooseworks-ai/goose-skillsResearches how one social platform works right now from dated sources (what gets reach, formats rising and fading, how small accounts get seen, recent changes) and finds what is getting watched in a given niche there, with linked examples and engagement read against each author's baseline. Use alone when you already have the platform and niche; otherwise run run-organic-social.ScienceNo warnings★ 1.3K↓ —
- bounty-guardhashgraph-online/awesome-codex-pluginsPre-flight GitHub bounty security scanner and on-chain Proof-of-Escrow MCP verifier for AI coding agents. Classifies GitHub bounties into SAFE_WITH_ESCROW, SAFE_NO_ESCROW, or QUARANTINE.SecurityNo warnings★ 1.5K↓ —
- <slug>gooseworks-ai/goose-skills<What it does and when to use it, in one or two sentences. This is what an agent matches on. At most 1,024 characters.>OtherNo warnings★ 1.3K↓ —
- tech-debt-trackeralirezarezvani/claude-skillsFind, rank and track tech debt in a codebase. Use whenever the user asks what to refactor first, plans a cleanup sprint, modernizes legacy code or wants to know how messy the code is.PlanningNo warnings★ 29.3K↓ —
- passive-deal-screeneralirezarezvani/claude-skillsUse when a passive investor shares a private deal (syndication, preferred equity, bridge fund, private credit) to screen as an LP. Stress-tests it, computes fee drag with fee_drag_calculator.py and compares terms with benchmark_comparator.py.TestingNo warnings★ 29.3K↓ —
- interview-mapperalirezarezvani/claude-skillsUse when coding or making sense of one interview transcript (customer, JTBD, expert, usability, exit). Extracts verbatim-grounded nuggets with extract_nuggets.py, verifies quotes with verify_quotes.py and checks conclusions hold across reruns with consensus.py.PlanningNo warnings★ 29.3K↓ —
- research-competitors-category-passgooseworks-ai/goose-skillsStep of the research-competitors playbook: the worker brief covering the whole category, including searches, AI answers, community threads and category ad winners. Run research-competitors instead; not for direct use.ScienceNo warnings★ 1.3K↓ —
- research-audience-account-sourcinggooseworks-ai/goose-skillsStep of the research-audience playbook: finds candidate accounts matching the fit definition, confirms gates, applies exclusions and dedupes. Run research-audience instead; not for direct use.ScienceNo warnings★ 1.3K↓ —
- report-issuemicrosoft/power-platform-skillsUse this skill when the user wants to "report a bug", "file an issue", "report an issue", "submit a bug report", or report any problem with the mcp-apps plugin to the GitHub repository.OtherNo warnings★ 1.1K↓ —
- starkhashgraph-online/awesome-codex-pluginsUse for UI/UX design, product flows, frontend or native interface design, design audits, design translation, asset planning, motion direction, design tokens, or distinctive non-generic apps and websites. Covers web and React, Windows and WinUI/Mica, Apple and SwiftUI, Android and Jetpack Compose/Material, cross-platform UI, and token export. Route to the focused skill, then load only the references required for the selected surface and failure mode.DesignNo warnings★ 1.5K↓ —
- app-authfcakyon/claude-codex-settingsThis skill should be used when the user asks to "standardize app authentication", "share login across web, mobile and TV", "reuse the Google login flow", "simplify signup", "fix password recovery", or "fix popup-blocked login". Use shared account/session contracts, email and Google web adapters, and an optional auth panel. Native and TV flows are integration contracts awaiting device validation.ProductivityNo warnings★ 1.2K↓ —
- analyze-performance-call-and-learngooseworks-ai/goose-skillsStep of the analyze-performance playbook: calls ended tests, scores last week's calls, writes this week's kill/scale/hold calls and drafts learnings for the brand brain. Run analyze-performance instead; not for direct use.TestingNo warnings★ 1.3K↓ —
- list-my-pluginNewhashgraph-online/awesome-codex-pluginsAdd a Codex plugin to the awesome-codex-plugins README as one correctly placed line, check it locally, and finish with the owner's next steps. Use when someone asks to list, submit or add their Codex plugin to this directory.OtherNo warnings★ 1.5K↓ —
- x-marketinghashgraph-online/awesome-codex-pluginsPlan, draft, audit, and publish posts and threads for X (Twitter). Use when the user wants to write a single tweet or an auto-numbered thread, build a long-form tweetstorm, remove AI tells from a draft, reverse-engineer the hook from a viral tweet, draft a reply or quote tweet, or plan a week of X content. Tweets and threads publish via the Publora API, which auto-splits long content into a numbered thread. User provides notes or a tweet URL, the skill drafts, the user approves, then it publishes.MarketingNo warnings★ 1.5K↓ —Also in 2 other repos
- analyze-performance-rank-and-readgooseworks-ai/goose-skillsStep of the analyze-performance playbook: ranks creative by angle, hook and format with spend gates, writes short per-channel reads and drafts what to make next. Run analyze-performance instead; not for direct use.WritingNo warnings★ 1.3K↓ —
- debug-appmicrosoft/power-platform-skillsDiagnose Power Apps mobile install/startup failures, npm run dev errors, missing package entry points, or QR/device-opening problems even before an app is loaded. Inspect locally first; restore locked dependencies or restart Metro only with explicit approval, never upgrade packages or patch host/MSAL source. For a running native app, monitor sanitized project-local Metro logs and diagnose runtime errors or silent failures such as empty lists and blank screens. Supports startup-only diagnosis, symptoms, port/platform filters, bounded monitoring, and non-mutating --no-fix mode. Verify the original symptom, not merely installation or quiet logs.EngineeringNo warnings★ 1.1K↓ —
- setupmicrosoft/power-platform-skillsSet up Power Automate CLI prerequisites. Use when the user is new, something isn't working, or they need help getting started.EngineeringNo warnings★ 1.1K↓ —
working-effectively-with-legacy-code
ciembor/agent-rules-books
EngineeringUpdated Sep 10, 2026
From the author
Apply Michael Feathers-inspired legacy-code rules when changing hard-to-test code safely with characterization tests, seams, sprout methods, or wrap methods.
Install
npx skills add ciembor/agent-rules-books --skill working-effectively-with-legacy-code -a claude-code
Installs to .claude/skills/working-effectively-with-legacy-code/ · 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
Provenance82
Maintenance85
Licence100
Adoption56
Files (4)
- SKILL.md
- working-effectively-with-legacy-code.md
- working-effectively-with-legacy-code.mini.md
- working-effectively-with-legacy-code.nano.md