Coding & Development
yaklang/path-traversal-lfi
Path traversal and LFI playbook. Use when file paths, download endpoints, include operations, archive extraction, or wrapper behavior may expose filesystem control.
$ npx skills add yaklang/hack-skillsyaklang/recon-for-sec
Entry P1 category router for reconnaissance and methodology. Use when mapping scope, discovering assets, fingerprinting technology, building endpoint inventory, and choosing the first high-value security testing path.
$ npx skills add yaklang/hack-skillsphuryn/prioritization-frameworks
Reference guide to 9 prioritization frameworks with formulas, when-to-use guidance, and templates — RICE, ICE, Kano, MoSCoW, Opportunity Score, and more. Use when selecting a prioritization method, comparing frameworks like RICE vs ICE, or learning how different prioritization approaches work.
$ npx skills add phuryn/pm-skillsvercel/develop-ai-functions-example
Develop examples for AI SDK functions. Use when creating, running, or modifying examples under examples/ai-functions/src to validate provider support, demonstrate features, or create test fixtures.
$ npx skills add vercel/aimantinedev/mantine-combobox
Build custom dropdown/select/autocomplete/multiselect components using Mantine's Combobox primitives. Use this skill when: (1) creating a new custom select-like component with Combobox primitives, (2) building a searchable dropdown, (3) implementing a multi-select or tags input variant, (4) customizing option rendering, (5) adding custom filtering logic, or (6) any task involving useCombobox, Combobox.Target, Combobox.Option, or Combobox.Dropdown.
$ npx skills add mantinedev/skillsflutter/flutter-app-size
Measure and reduce the size of the Flutter app bundle, APK, or IPA
$ npx skills add flutter/skillsmachina-sports/football-data
Football (soccer) data across 13 leagues — standings, schedules, match stats, xG, transfers, player profiles. Zero config, no API keys. Covers Premier League, La Liga, Bundesliga, Serie A, Ligue 1, MLS, Champions League, World Cup, Championship, Eredivisie, Primeira Liga, Serie A Brazil, European Championship. Use when: user asks about football/soccer standings, fixtures, match stats, xG, lineups, player values, transfers, injury news, league tables, daily fixtures, or player profiles. Don't use when: user asks about American football/NFL (use nfl-data), college football (use cfb-data), NBA (use nba-data), WNBA (use wnba-data), college basketball (use cbb-data), NHL (use nhl-data), MLB (use mlb-data), tennis (use tennis-data), golf (use golf-data), cricket (use cricket-data), Formula 1 (use fastf1), or betting odds (use polymarket or kalshi). Don't use for live/real-time scores — data updates post-match. Don't use get_season_leaders or get_missing_players for non-Premier League leagues (they return empty). Do
$ npx skills add machina-sports/sports-skillsgithub/roundup
Generate personalized status briefings on demand. Pulls from your configured data sources (GitHub, email, Teams, Slack, and more), synthesizes across them, and drafts updates in your own communication style for any audience you define.
$ npx skills add github/awesome-copilotgiuseppe-trisciuoglio/typescript-security-review
Provides security review capability for TypeScript/Node.js applications, validates code against XSS, injection, CSRF, JWT/OAuth2 flaws, dependency CVEs, and secrets exposure. Use when performing security audits, before deployment, reviewing authentication/authorization implementations, or ensuring OWASP compliance for Express, NestJS, and Next.js. Triggers on "security review", "check for security issues", "TypeScript security audit".
$ npx skills add giuseppe-trisciuoglio/developer-kitphuryn/market-sizing
Estimate market size using TAM, SAM, and SOM with top-down and bottom-up approaches. Use when sizing a market opportunity, estimating addressable market, preparing for investor pitches, or evaluating market entry.
$ npx skills add phuryn/pm-skillsaffaan-m/tinystruct-patterns
Expert guidance for developing with the tinystruct Java framework. Use when working on the tinystruct codebase or any project built on tinystruct — including creating Application classes, @Action-mapped routes, unit tests, ActionRegistry, HTTP/CLI dual-mode handling, the built-in HTTP server, the event system, JSON with Builder/Builders, database persistence with AbstractData, POJO generation, Server-Sent Events (SSE), file uploads, and outbound HTTP networking.
$ npx skills add affaan-m/everything-claude-codeyaklang/api-authorization-and-bola
API authorization and BOLA testing playbook. Use when APIs expose object identifiers, nested resources, hidden writable fields, or weak function-level authorization.
$ npx skills add yaklang/hack-skillsgoogle-gemini/docs-changelog
Generates and formats changelog files for a new release based on provided version and raw changelog data.
$ npx skills add google-gemini/gemini-cliyaklang/401-403-bypass-techniques
401/403 bypass playbook. Use when encountering access-denied responses on admin panels, API endpoints, or restricted paths. Covers path manipulation, HTTP method tampering, header injection, protocol downgrade, and automated bypass tools.
$ npx skills add yaklang/hack-skillssickn33/systematic-debugging
Use when encountering any bug, test failure, or unexpected behavior, before proposing fixes
$ npx skills add sickn33/antigravity-awesome-skillsfranalgaba/grimoire-morpho-blue
Fetches Morpho Blue public deployment metadata using the Grimoire venue CLI. Use when you need contract addresses or adapter info.
$ npx skills add franalgaba/grimoireyaklang/recon-and-methodology
Reconnaissance and methodology playbook. Use when mapping assets, discovering endpoints, fingerprinting technology, and building a structured testing plan for a new target.
$ npx skills add yaklang/hack-skillsgithub/email-drafter
Draft and review professional emails that match your personal writing style. Analyzes your sent emails for tone, greeting, structure, and sign-off patterns via WorkIQ, then generates context-aware drafts for any recipient. USE FOR: draft email, write email, compose email, reply email, follow-up email, analyze email tone, email style.
$ npx skills add github/awesome-copilotgithub/daily-prep
Prepare for tomorrow's meetings and tasks. Pulls calendar from Outlook via WorkIQ, cross-references open tasks and workspace context, classifies meetings, detects conflicts and day-fit issues, finds learning and deep-work slots, and generates a structured HTML prep file with productivity recommendations.
$ npx skills add github/awesome-copilotgetsentry/sentry-ruby-sdk
Full Sentry SDK setup for Ruby. Use when asked to add Sentry to Ruby, install sentry-ruby, setup Sentry in Rails/Sinatra/Rack, or configure error monitoring, tracing, logging, metrics, profiling, or crons for Ruby applications. Also handles migration from AppSignal, Honeybadger, Bugsnag, Rollbar, or Airbrake. Supports Rails, Sinatra, Rack, Sidekiq, and Resque.
$ npx skills add getsentry/sentry-for-aiphuryn/lean-canvas
Generate a Lean Canvas with problem, solution, metrics, cost structure, UVP, unfair advantage, channels, segments, and revenue. Use when exploring a lean startup canvas, testing a business hypothesis, or modeling a new venture.
$ npx skills add phuryn/pm-skillsforcedotcom/generating-custom-field
Use this skill when users need to create, generate, or validate Salesforce Custom Field metadata. Trigger when users mention custom fields, field types, Roll-up Summary fields, Master-Detail relationships, Lookup relationships, formula fields, picklists, or field metadata. Also use when users encounter field deployment errors, especially around Roll-up Summary format, Master-Detail constraints, or formula issues. Always use this skill for any custom field metadata work, field generation, or field troubleshooting.
$ npx skills add forcedotcom/sf-skillsgetsentry/django-perf-review
Django performance code review. Use when asked to "review Django performance", "find N+1 queries", "optimize Django", "check queryset performance", "database performance", "Django ORM issues", or audit Django code for performance problems.
$ npx skills add getsentry/skillsfranalgaba/grimoire-aave
Fetches Aave V3 public market data using the Grimoire venue CLI. Use when you need Aave health checks, chain listings, market metadata, or reserve info.
$ npx skills add franalgaba/grimoire