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.
49,409 skills from 2,375 repositories · updated 9 hours ago
48,362 skills
- closed-loophuytieu/COG-second-brainSelf-evolving second brain with 35 AI skills, 10 agents, and people CRM. Closed-loop harness: a V-model verification lifecycle where the worker never grades its own homework. Plus paired anti-slop design skills for marketing and product UI. Works with Claude Code, Cursor, Kiro, Gemini CLI, Codex.DesignNo warnings★ 1.3K↓ —
- 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★ 29.2K↓ —
- no-ai-slophuytieu/COG-second-brainEdit drafts into sharper, more human writing while preserving the writer's personal voice, or detect AI-slop patterns without rewriting. Use when the user wants a draft clearer, more direct, more opinionated, or less AI-sounding, or asks whether writing reads as AI.WritingNo warnings★ 1.3K↓ —
- meetingsalirezarezvani/claude-skillsUse when someone wants to decide whether a meeting is worth calling, price a meeting in dollars, build a timeboxed agenda with desired outcomes, or turn messy meeting notes into owned action items — or says "should this be a meeting", "/cs-meeting-prep", or "/cs-meeting-actions". Runs a cost gate (ASYNC / NOT-READY / MEET), builds a decision-first agenda, and extracts an owner + due-date checklist that flags every orphan.ProductivityNo warnings★ 29.2K↓ —
- migrationhashgraph-online/awesome-codex-pluginsBring an existing codebase into Dryforge, once. Reads the code, asks what code cannot show — business rules, security policy, what is intentional — and writes the project docs at the entry points agents already read. Use when the user invokes the `migration` skill on an existing project. Requires git.SecurityNo warnings★ 1.5K↓ —Also in 3 other repos
- museum-arthuytieu/COG-second-brainSource authentic, high-res PUBLIC-DOMAIN artwork from museum open-access APIs (Met, Cleveland, SMK, Rijksmuseum, NGA, Art Institute of Chicago, Getty, Smithsonian) instead of AI-generated or generic-stock imagery. The default move whenever a visual needs an aesthetic, credible image (blog heroes, decks, social cards, essay/spec figures). Verified keyless recipes + licensing rules inside.MediaNo warnings★ 1.3K↓ —
- create-user-storyhuytieu/COG-second-brainCreate user stories with duplicate checking across any project tracker (Linear, GitHub Issues, Jira)OtherNo warnings★ 1.3K↓ —Also in 1 other repo
- 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↓ —
- sdd-riperalibaba/skill-upSDD-RIPER workflow executor with phase gatingProductivityNo warnings★ 1.4K↓ —
- terminal-replicahuytieu/COG-second-brainReproduce your real terminal and CLI agents (Claude Code, Codex, Gemini CLI) faithfully in graphics and video framesMediaNo warnings★ 1.3K↓ —
- 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★ 29.2K↓ —
- schema-markupalirezarezvani/claude-skillsUse for any JSON-LD, schema.org, rich-result or structured-data request, before writing markup. Validates the markup with schema_validator.py against Google's required properties, which catches errors a hand-written block misses.WritingNo warnings★ 29.2K↓ —
- uk-business-englishjezweb/claude-skillsBritish business English writing style for professional communications — polished, understated, EN-GB spelling (colour, organise, centre). Use whenever the user is writing for a British 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↓ —
- bug-diagnosismohitagw15856/pm-claude-skillsDiagnose a bug systematically instead of guessing — reproduce, isolate, form hypotheses, and test them to root cause. Use when debugging, chasing a defect, an intermittent failure, or 'why is this happening?'. Produces a structured diagnosis: a reliable repro, the narrowed-down location, ranked hypotheses with how to test each, and the root cause + fix once found.TestingNo warnings★ 1.5K↓ —
- 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★ 29.2K↓ —
- tech-debt-trackerUpdatedalirezarezvani/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★ 29.2K↓ —
- brainstormingmohitagw15856/pm-claude-skillsRun a real brainstorm — divergent generation without judgment, then convergent selection with explicit criteria — instead of listing ten obvious ideas and calling it creativity. Use when asked to brainstorm, generate ideas or options, explore a solution space, or name something. Produces a genuinely wide option set (including the weird tail), then a shortlist selected against named criteria with the rejects preserved.PlanningNo warnings★ 1.5K↓ —
- 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
- openship-deployfcakyon/claude-codex-settingsThis skill should be used when the user asks to "deploy with OpenShip", "manage a self-hosted OpenShip instance", "debug an OpenShip deployment", or manage its domains, storage, backups, or upgrades through the CLI.DevOpsNo warnings★ 1.2K↓ —
- ultragoalhuytieu/COG-second-brainSelf-evolving second brain with 35 AI skills, 10 agents, and people CRM. Closed-loop harness: a V-model verification lifecycle where the worker never grades its own homework. Plus paired anti-slop design skills for marketing and product UI. Works with Claude Code, Cursor, Kiro, Gemini CLI, Codex.DesignNo warnings★ 1.3K↓ —
- braindumphuytieu/COG-second-brainQuick capture of raw thoughts with intelligent domain classification and competitive intelligence extractionOtherNo warnings★ 1.3K↓ —
- llm-wikialirezarezvani/claude-skillsUse when building or maintaining an Obsidian second brain that an LLM keeps up to date, or when ingesting a paper, article or book into it. Ingests with ingest_source.py, maintains index and links and checks the vault with lint_wiki.py.ScienceNo warnings★ 29.2K↓ —
- minutes-cleanupsilverstein/minutesManage old recordings — find large files, archive old meetings, delete processed originals. Use when the user says "clean up recordings", "how much space are meetings using", "delete old recordings", "archive meetings", "manage meeting storage", or asks about disk space from minutes.OtherNo warnings★ 1.6K↓ —Also in 1 other repo
- nz-business-englishjezweb/claude-skillsNew Zealand business English writing style for professional communications — warm, inclusive, EN-NZ spelling (colour, organise, centre). Use whenever the user is writing for a New Zealand 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↓ —
second-brain-merge
undefined-ui/second-brain-os
From the author
Merge two pages that describe the same thing, preserving every distinct claim, redirecting inbound links, and recording the merge. Use this skill when the user approves a duplicate merge, says "these are the same page", "merge X into Y", or asks to clean up near-duplicates that a lint run proposed. Do NOT use to merge pages on your own judgement, to delete a page outright, or to split one page into several.
Install
npx skills add undefined-ui/second-brain-os --skill second-brain-merge -a claude-code
Installs to .claude/skills/second-brain-merge/ · 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 88
Files (1)
- SKILL.md