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.
49,492 skills from 2,391 repositories · updated 16 hours ago
48,451 skills
- sql-optimizermohitagw15856/pm-claude-skillsDiagnose a slow SQL query and produce a concrete optimization plan. Use when asked to optimize SQL, speed up a slow query, reduce a query's cost/scan, fix a timeout, or review a query plan. Produces an analysis — the likely bottleneck, what the plan is doing wrong (full scans, bad joins, spills), the specific rewrite and index/partition changes, and the expected impact, with the optimized query.DataNo warnings★ 1.5K↓ —
- communicating-conciselyGanyuanRan/AegisUse when the user asks for caveman mode, fewer tokens, brief responses, compressed communication, or otherwise explicitly requests a much shorter answer.OtherNo warnings★ 1.4K↓ —
- receiving-code-reviewGanyuanRan/AegisUse when receiving code review feedback before implementing suggestions, especially when feedback is unclear, risky, disputed, or technically questionable.EngineeringNo warnings★ 1.4K↓ —
- hsb-appNVIDIA/skillsDiscover and run Holoscan Sensor Bridge example applications on a connected devkit. Filters available apps by the user's platform, HSB software version, board type, and sensors. Supports timed execution, failure analysis, code-edit suggestions, and iterative re-runs.WritingNo warnings★ 3.9K↓ —
- minutes-debriefsilverstein/minutesPost-meeting debrief — analyzes what happened, compares outcomes to your prep intentions, tracks decision evolution. Use when the user says "debrief", "what just happened in that meeting", "what did we decide", "debrief that call", "post-meeting", "what changed", or right after stopping a recording.OtherNo warnings★ 1.6K↓ —Also in 1 other repo
- cto-advisoralirezarezvani/claude-skillsCTO decisions: tech debt, architecture direction, scaling the engineering team, technology evaluation, DORA metrics. Use whenever the user asks whether to rewrite, how to grow the eng team or which tech to bet on.PlanningNo warnings★ 29.3K↓ —
- ui-ux-governanceGanyuanRan/AegisUse when designing, changing, or reviewing user-facing interfaces or interaction flows, including API changes that alter visible states or recovery. Backend-only work without user-facing effects stays on its existing route.DesignNo warnings★ 1.4K↓ —
- fast-submissionbrycewang-stanford/Awesome-Journal-SkillsUse when auditing a USENIX FAST submission for HotCRP readiness, covering the choice between the Spring and Fall deadlines, abstract registration, the USENIX two-column template and 12-page (long) / 6-page (short) limit excluding references, double-blind anonymization, the artifact-availability story, and desk-reject triage before the AoE cutoff.OtherNo warnings★ 1.4K↓ —
- 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↓ —
- goose-graphics-create-formatgooseworks-ai/goose-skillsCreates a new graphics format spec (custom canvas dimensions + content rules) and publishes it to the Gooseworks library so any agent can render against it. Use when the existing community formats (carousel, story, infographic, slides, poster, chart, tweet, plus community additions) don't fit the user's canvas — e.g., LinkedIn banner 1584×396, story cover 1080×1920, event flyer 8.5×11in. Mirrors goose-graphics-create-style but for formats.DocumentsNo warnings★ 1.3K↓ —
- using-aegisGanyuanRan/AegisUse when starting a turn or checking Aegis skill routing.OtherNo warnings★ 1.4K↓ —
- brooks-harnesshyhmrright/brooks-lintMaintenance orchestrator for the brooks-lint plugin itself. Runs a sequential subagent pipeline — author → eval → QA → trigger-audit → release — to add or edit a skill, refresh the eval suite, keep the four manifests + all README translations + CHANGELOG + AGENTS/GEMINI in sync, audit trigger boundaries, and cut releases. Drives the five agents in .claude/agents/ (skill-author, eval-curator, consistency-qa, trigger-boundary-auditor, release-manager). Triggers when the maintainer asks to work ON brooks-lint itself: "add a new skill", "edit the brooks-debt guide", "update the eval suite", "fix the trigger descriptions", "make this change and validate it", "release brooks-lint", "bump and publish", and follow-ups: "re-run", "re-validate", "update that skill", "redo the audit", "do the X part again". Do NOT trigger for: USING the brooks-lint analysis skills on some target codebase (that's brooks-review / brooks-audit / brooks-debt / brooks-test / brooks-health / brooks-sweep); generic questions about brooks-lint TestingNo warnings★ 1.6K↓ —
- after-action-reportrampstackco/claude-skillsRun a structured after-action review (postmortem, retrospective) on a launch, incident, or completed project to capture timeline, root cause analysis, contributing factors, and actionable lessons. Use this skill whenever the user wants to run a postmortem, retrospective, AAR, or after-action review on any past event. Triggers on after-action report, AAR, postmortem, retrospective, retro, post-incident review, what went well what didn't, lessons learned, blameless postmortem, root cause analysis, RCA, five whys. Also triggers when the user has just shipped something or just resolved an incident and wants to capture learnings.EngineeringNo warnings★ 1K↓ —
- favicon-genjezweb/claude-skillsGenerate custom favicons from logos, text, or brand colours. Produces favicon.svg, favicon.ico, apple-touch-icon.png, icon-192/512.png, and web manifest. Use whenever the user wants a favicon, mentions replacing a CMS default favicon, converting a logo into a favicon, creating branded initials icons, or troubleshooting favicon not displaying / iOS black square / missing manifest.OtherNo warnings★ 1.1K↓ —
- strategy-documentjezweb/claude-skillsWrite structured strategic documents for small and medium businesses: SWOT analyses, lean business plans, OKRs, competitive analyses. Each mode has a defined structure and quality bar. Use whenever a business asks to articulate strategy, set goals, analyse competition, plan for growth, do a SWOT, write OKRs, or build a lean business plan. Produces actionable documents, not generic frameworks.MarketingNo warnings★ 1.1K↓ —
- fork-disciplinejezweb/claude-skillsAudit and enforce the core/client boundary in multi-client projects. Detects where shared platform code is tangled with client-specific code, finds hardcoded client checks, config files that replace instead of merge, scattered client code, migration conflicts, and missing extension points. Produces a boundary map, violation report, and refactoring plan. Optionally generates FORK.md documentation and restructuring scripts. Triggers: 'fork discipline', 'check the boundary', 'is this core or client', 'platform audit', 'client separation', 'fork test', 'refactor for multi-client', 'clean up the fork'.TestingNo warnings★ 1.1K↓ —
- product-showcasejezweb/claude-skillsGenerate a comprehensive marketing website for a web app — multi-page with real screenshots, animated GIF walkthroughs, feature deep-dives, and workflow demonstrations. Browses the running app, captures screens and sequences, and produces a deployable site that actually teaches people what the product does. Especially useful for complex or agentic apps that are hard to explain. Triggers: 'showcase site', 'product page', 'show off the app', 'marketing site', 'demo site', 'product showcase', 'explain the app', 'how do I market this'.DevOpsNo warnings★ 1.1K↓ —
- release-visualajnart/self-hostGenerate the self-host release announcement visual when preparing a release or announcing newly added Apps. Discover added Apps between refs and render the approved Logo hub with pulses, rather than inventing a new layout.MediaNo warnings★ 1.5K↓ —
- resume-cover-letterjezweb/claude-skillsWrite a resume / CV or cover letter tailored to a specific role. Handles regional format differences (AU/NZ, US, UK), ATS-friendly formatting, achievement-focused bullets, and cover letter structure. Use whenever the user mentions a job application, resume, CV, cover letter, career document, applying for a role, or needs help framing their experience for a specific job.WritingNo warnings★ 1.1K↓ —
- db-seedjezweb/claude-skillsGenerate database seed scripts with realistic sample data. Reads Drizzle schemas or SQL migrations, respects foreign key ordering, produces idempotent TypeScript or SQL seed files. Handles D1 batch limits, unique constraints, and domain-appropriate data. Use when populating dev/demo/test databases. Triggers: 'seed database', 'seed data', 'sample data', 'populate database', 'db seed', 'test data', 'demo data', 'generate fixtures'.TestingNo warnings★ 1.1K↓ —
- mcp-audithoangsonww/Claude-Code-Agent-MonitorAudit the configured MCP servers (user + project scope) via the Agent Monitor Config Explorer API: transport (stdio vs http), command/args and env variable names, headers, and the source file each definition came from. Reads /api/cc-config/mcp. Use when reviewing MCP integrations for hygiene, duplication, or unexpected transports.EngineeringNo warnings★ 1.1K↓ —
- social-media-postsjezweb/claude-skillsCreate platform-specific social media posts for LinkedIn, Facebook, Instagram, and Reddit. Handles character limits, hashtag strategies, hook placement, and image specs per platform. Works from scratch, from existing content (blog, newsletter, announcement), or as a multi-platform campaign. Produces copy-paste-ready posts. Triggers: 'social media post', 'linkedin post', 'facebook post', 'instagram caption', 'reddit post', 'social posts', 'post to social', 'repurpose for social', 'social media campaign'.MarketingNo warnings★ 1.1K↓ —
- icon-set-generatorjezweb/claude-skillsGenerate cohesive, project-specific SVG icon sets for websites and applications. Use this skill whenever the user needs custom icons, an icon set for a website or app, icons for a client project, or mentions needing SVG icons that look consistent together. Also trigger when the user describes a project and icons would naturally be part of the deliverable — e.g. 'I'm building a site for a plumber' implies they'll need service icons. Trigger on: 'icons for', 'icon set', 'custom icons', 'SVG icons', 'make me icons', 'I need icons', 'website icons', 'project icons', or any request for consistent visual assets for a web project. Produces individual SVG files with a consistent style engine, not generic icon library lookups.PlanningNo warnings★ 1.1K↓ —
- content-factoryhuytieu/COG-second-brainAutonomous content pipeline - scout announcements in your field, triage by trend momentum and personal angle, produce posts/blogs/videos in your voice with ledger-based dedup, hard volume caps, and screenshot-verified publishingOtherNo warnings★ 1.3K↓ —Also in 1 other repo
heading-structure
kostja94/marketing-skills
WritingUpdated yesterday
From the author
When the user wants to write or optimize H1-H6, fix heading hierarchy, improve content structure, rewrite an H1, or align headings with page intent. This skill owns actual heading changes; page-metadata may only check and report metadata-to-heading alignment.
Install
npx skills add kostja94/marketing-skills --skill heading-structure -a claude-code
Installs to .claude/skills/heading-structure/ · 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