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.
47,307 skills from 2,272 repositories · updated 12 hours ago
47,307 skills
- offensive-api-abuseSnailSploit/Claude-RedAdvanced API exploitation methodology focused on business logic abuse and sophisticated attack patterns that bypass traditional security controls. Covers business logic bypass through API call chaining and workflow manipulation. Addresses GraphQL-specific attacks including batching for credential brute-force, query depth exploitation, and introspection abuse. Includes pagination exploitation for data exfiltration, webhook hijacking for SSRF and data interception, and resource exhaustion through algorithmic complexity attacks. Covers race conditions in API transactions using parallel request techniques. Provides comprehensive JWT manipulation including algorithm confusion, kid injection, jku/x5u abuse, and claim tampering. Details API key leakage detection across source repositories, client-side code, and error messages. Covers undocumented endpoint discovery through predictable naming, debug routes, and source map analysis. Tooling includes Arjun, ParamSpider, jwt_tool, and GraphQL Voyager. Designed for authoEngineeringNo warnings★ 9.7K↓ —
- learntigerless-labs/autoharnessUse when users /learn, save, remember, or distill lessons.OtherNo warnings★ 10.4K↓ —
- test-driven-developmentmvschwarz/openrigUse when implementing any feature or bugfix, before writing implementation codeTestingNo warnings★ 8.3K↓ —Also in 1 other repo
- offensive-osintSnailSploit/Claude-RedComprehensive OSINT methodology skill for offensive security, red team intelligence gathering, and bug bounty reconnaissance. Covers domain recon, email harvesting, social media profiling, GitHub/code leaks, Shodan/Censys enumeration, breach data lookup, employee profiling, infrastructure mapping, cryptocurrency tracing, geospatial intelligence, and AI-assisted analysis workflows. Use when performing reconnaissance against a target domain or organization, investigating a person or entity, tracing cryptocurrency flows, geolocating images or events, or building an attack-surface map.SecurityNo warnings★ 9.7K↓ —
- chained-prGentleman-Programming/gentle-aiTrigger: PRs over 400 lines, stacked PRs, review slices. Split oversized changes into chained PRs that protect review focus.EngineeringNo warnings★ 8.1K↓ —
- retiring-and-inheriting-a-seatmvschwarz/openrigUse when you are a sitting agent near your context threshold (~85%) and a PLANNED seat transition is due — retire deliberately and hand your seat to a fresh successor primed from a packet, rather than let compaction degrade you. Covers the handover packet, the append-only lineage ledger (one row per tenure), physical-seat continuity, the do-not-over-inherit framing, the optional warm-handoff window, and wake-v0 (consulting a retired predecessor). NOT for unplanned compaction/crash recovery (session-compaction-and-restore / claude-compaction-restore) and NOT the seat-binding primitive mechanics (seat-continuity-and-handover).PlanningNo warnings★ 8.3K↓ —
- ads-testAgriciDaniel/claude-adsDesign and evaluate paid-ad experiments with hypotheses, randomization units, sample-size and duration assumptions, guardrails, platform experiment tools, analysis, and decision rules. Use for A/B test, split test, experiment design, hypothesis, statistical significance, sample size, test duration, or experiment readout.TestingNo warnings★ 10.5K↓ —Also in 2 other repos
- ads-launchAgriciDaniel/claude-adsDraft or explicitly apply a paid-ad campaign launch through Claude Ads capability-gated adapters. Use for campaign creation, launch plans, publishing ads, activating campaigns, uploading creative, or requests to push a campaign live.MarketingNo warnings★ 10.5K↓ —Also in 1 other repo
- gentle-ai-collab-perfectGentleman-Programming/gentle-aiTrigger: contributing to Gentleman-Programming/gentle-ai as an external collaborator. Strict issue-first workflow, honest PR bodies, contributor-vs-maintainer scope, chained-PR strategy, verification protocol, docstring coverage. Load whenever the active repo is Gentleman-Programming/gentle-ai and any part of the contribution flow is in scope: opening an issue, drafting or editing a PR body, splitting a change into chained/stacked PRs, or auditing a PR before requesting review.WritingNo warnings★ 8.1K↓ —
- hive.error-recoveryaden-hive/hiveFollow a structured recovery decision tree when tool calls fail instead of blindly retrying or giving up.OtherNo warnings★ 11.1K↓ —
- ads-planAgriciDaniel/claude-adsCreate a professional paid-advertising strategy covering objectives, economics, platform selection, campaign architecture, audiences, budget, creative, measurement, experiments, governance, rollout, and reporting. Use for ad plan, media plan, PPC strategy, paid-social strategy, campaign architecture, advertising roadmap, or channel planning.MarketingNo warnings★ 10.5K↓ —
- speech-engineelevenlabs/skillsAdd real-time voice conversations to a custom agent runtime with ElevenLabs Speech Engine. Use when building Speech Engine servers, WebSocket handlers, WebRTC browser clients, conversation token endpoints, interruption-aware streaming responses, or voice-enabled chat agents that connect developer-owned server logic to ElevenLabs speech-to-text and text-to-speech.OfficialBrowserNo warnings★ 515↓ —
- ads-amazonAgriciDaniel/claude-adsAudit Amazon Ads profiles, regions, Sponsored Products, Sponsored Brands, Sponsored Display, DSP, portfolios, targeting, search terms, retail readiness, creative, budgets, ACOS, TACOS, reporting, and policy. Use for Amazon Ads, sponsored ads, Amazon PPC, ACOS, TACOS, ASIN advertising, Amazon DSP, or retail-media optimization.MarketingNo warnings★ 10.5K↓ —
- ads-googleAgriciDaniel/claude-adsAudit Google Ads measurement, Search, Shopping, Performance Max, Demand Gen, YouTube-linked inventory, keywords and search terms, negative-keyword generation or review, creative assets, bidding, budgets, settings, and policy. Use for Google Ads, AdWords, Search campaigns, search terms reports, broad negatives, Shopping, Performance Max, PMax, Demand Gen, GAQL, or Google conversion tracking. Read-only; use ads-optimize to change campaigns.MarketingNo warnings★ 10.5K↓ —
- ads-auditAgriciDaniel/claude-adsRun a source-grounded paid-advertising audit for one or more of Google, Meta, YouTube, LinkedIn, TikTok, Microsoft, Apple, Amazon, Reddit, Pinterest, Snapchat, and X. Use for full ad checks, account health reviews, paid-media diagnostics, partial audits after authentication or worker failure, missing-platform weighting, beta-feature eligibility and scoring, spend audits, tracking audits, or prioritized opportunities and risks.MarketingNo warnings★ 10.5K↓ —
- sound-effectselevenlabs/skillsGenerate sound effects from text descriptions using ElevenLabs. Use when creating sound effects, generating audio textures, producing ambient sounds, cinematic impacts, UI sounds, or any audio that isn't speech. Supports looping, duration control, and prompt influence tuning.OfficialDesignNo warnings★ 515↓ —
- ads-monitorAgriciDaniel/claude-adsMonitor paid-ad account pacing, delivery, performance, creative fatigue, tracking, policy, and data quality across supported platforms. Use for daily or weekly checks, anomaly review, budget pacing, post-launch verification, or campaign monitoring.MarketingNo warnings★ 10.5K↓ —
- ads-linkedinAgriciDaniel/claude-adsAudit LinkedIn Ads measurement, Insight Tag and conversions, professional audiences, lead generation, ABM, creative, bidding, budgets, pacing, automation, and policy. Use for LinkedIn Ads, Campaign Manager, Insight Tag, Lead Gen Forms, Thought Leader Ads, ABM campaigns, or B2B paid media.MarketingNo warnings★ 10.5K↓ —
- deck-xhs-whitenexu-io/html-anything纯白 + 顶部彩虹 bar + 渐变文字 + 马卡龙软卡片 + 黑底 pillDocumentsNo warnings★ 9.3K↓ —
- ads-youtubeAgriciDaniel/claude-adsAudit YouTube Ads campaign setup, video inventory, Shorts, in-stream, CTV, creative, audiences, brand safety, bidding, and measurement. Use for YouTube Ads, video ads, pre-roll, bumper ads, skippable in-stream, Shorts ads, VAC migration, or CTV. Read-only; use ads-google for Google-managed campaign types and ads-optimize to change campaigns.MarketingNo warnings★ 10.5K↓ —
- ads-tiktokAgriciDaniel/claude-adsAudit TikTok Ads measurement, Pixel, mobile-first creative, audiences, Smart+, Shop and commerce campaigns, bidding, budgets, pacing, attribution, and policy. Use for TikTok Ads, TikTok Pixel, Smart+, TikTok Shop Ads, GMV Max, or Spark Ads. Read-only; use ads-server-side-tracking for server-side events and ads-optimize to change campaigns.MarketingNo warnings★ 10.5K↓ —
- firebase-basicsfirebase/agent-skillsProvides foundational Firebase CLI setup, CLI installation, version checks (`firebase-tools@latest --version`), CLI login (including --no-localhost), project creation, project selection (`firebase use`), and app config file downloads (`google-services.json`, `GoogleService-Info.plist`). Use ONLY for CLI login, project creation/switching, or downloading app config files. Don't use for Firebase Hosting deploy, Firestore, Auth, App Hosting, Data Connect, Crashlytics, or Remote Config.OfficialDevOpsNo warnings★ 491↓ —
- magazine-posternexu-io/html-anythingSunday-paper 风格, 大字 serif headline + 双栏正文 + 编号 sectionsScienceNo warnings★ 9.3K↓ —
- article-magazinenexu-io/html-anythingSubstack / Medium 高级感长文排版, 适合公众号、博客发布WritingNo warnings★ 9.3K↓ —
database-optimizer
Jeffallan/claude-skills
DataUpdated 23 hours ago
From the author
Optimizes database queries and improves performance across PostgreSQL and MySQL systems. Use when investigating slow queries, analyzing execution plans, or optimizing database performance. Invoke for index design, query rewrites, configuration tuning, partitioning strategies, lock contention resolution.
Install
npx skills add Jeffallan/claude-skills --skill database-optimizer -a claude-code
Installs to .claude/skills/database-optimizer/ · 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 92
Security100
Provenance89
Maintenance100
Licence100
Adoption64
Files (6)
- SKILL.md
- references/index-strategies.md
- references/monitoring-analysis.md
- references/mysql-tuning.md
- references/postgresql-tuning.md
- references/query-optimization.md