master-skills
claudecodex2,658 skills across 15 domains for Claude Code, Codex, and Antigravity — any SKILL.md agent.
200 skills
QA & Testing bundle — 53 curated skills (testing) for Claude Code, Codex & Antigravity.
Plugin master-skills-qa-testing from marketplace master-skills in sinhoneyy/master-skills. Commands read from the repo's manifest — 19 days ago.
active-directory-attacksProvide comprehensive techniques for attacking Microsoft Active Directory environments. Covers reconnaissance, credential harvesting, Kerberos attacks, lateral movement, privilege escalation, and domain dominance for red team operations and penetration testing.
ai-mdConvert human-written CLAUDE.md into AI-native structured-label format. Battle-tested across 4 models. Same rules, fewer tokens, higher compliance.
android_ui_verificationAutomated end-to-end UI testing and verification on an Android Emulator using ADB.
backtesting-frameworksBuild robust, production-grade backtesting systems that avoid common pitfalls and produce reliable strategy performance estimates.
bash-scriptingBash scripting workflow for creating production-ready shell scripts with defensive patterns, error handling, and testing.
bats-testing-patternsMaster Bash Automated Testing System (Bats) for comprehensive shell script testing. Use when writing tests for shell scripts, CI/CD pipelines, or requiring test-driven development of shell utilities.
channel-economicsUse when reviewing or rebalancing direct vs. partner-led channel economics — computing fully-loaded cost-to-serve per channel, channel ROI with cash / LTV / marginal lenses, and optimal channel mix subject to constraints. For Head of Commercial, RevOps, and VP Sales doing quarterly channel review wh
cmo-review/cs:cmo-review <plan> — Narrative-first interrogation of positioning, ICP, message house, and channel mix. Use when launching a campaign or repositioning, or when CAC is rising and the one-sentence positioning test fails.
conductor-implementExecute tasks from a track's implementation plan following TDD workflow
csharp-proWrite modern C# code with advanced features like records, pattern matching, and async/await. Optimizes .NET applications, implements enterprise patterns, and ensures comprehensive testing.
data-quality-frameworksImplement data quality validation with Great Expectations, dbt tests, and data contracts. Use when building data quality pipelines, implementing validation rules, or establishing data contracts.
debuggerDebugging specialist for errors, test failures, and unexpected
dependency-upgradeMaster major dependency version upgrades, compatibility analysis, staged upgrade strategies, and comprehensive testing approaches.
e2e-testing-patternsBuild reliable, fast, and maintainable end-to-end test suites that provide confidence to ship code quickly and catch regressions before users do.
expo-dev-clientBuild and distribute Expo development clients locally or via TestFlight
finishing-a-development-branchUse when implementation is complete, all tests pass, and you need to decide how to integrate the work - guides completion of development work by presenting structured options for merge, PR, or cleanup
framework-migration-deps-upgradeYou are a dependency management expert specializing in safe, incremental upgrades of project dependencies. Plan and execute dependency updates with minimal risk, proper testing, and clear migration pa
javascript-testing-patternsComprehensive guide for implementing robust testing strategies in JavaScript/TypeScript applications using modern testing frameworks and best practices.
k6-load-testingComprehensive k6 load testing skill for API, browser, and scalability testing. Write realistic load scenarios, analyze results, and integrate with CI/CD.
kotlin-coroutines-expertExpert patterns for Kotlin Coroutines and Flow, covering structured concurrency, error handling, and testing.
lambdatest-agent-skillsProduction-grade test automation skills for 46 frameworks across E2E, unit, mobile, BDD, visual, and cloud testing in 15+ languages.
leiloeiro-riscoAnalise de risco em leiloes de imoveis. Score 36 pontos, riscos juridicos/financeiros/operacionais, stress test 4 cenarios e ROI ponderado por risco.
mock-hunterAudit a live web page in five phases (catalog, click, trace, classify, report) to identify mock data, hardcoded values, LLM-generated metrics, and broken endpoints. Outputs a markdown report with REAL/MOCK/LLM/HARDCODED/BROKEN/UNKNOWN verdicts per visible value.
monorepo-navigatorNavigate, manage, and optimize monorepos. Covers Turborepo, Nx, pnpm workspaces, and Lerna. Cross-package impact analysis, selective builds/tests on affected packages, remote caching, dependency graph visualization, and structured multi-repo to monorepo migrations. Use when setting up a new monorepo
playwright-javaScaffold, write, debug, and enhance enterprise-grade Playwright E2E tests in Java using Page Object Model, JUnit 5, Allure reporting, and parallel execution.
playwright-skillIMPORTANT - Path Resolution: This skill can be installed in different locations (plugin system, manual installation, global, or project-specific). Before executing any commands, determine the skill directory based on where you loaded this SKILL.md file, and use that path in all commands below.
product-discoveryUse when validating product opportunities, mapping assumptions, planning discovery sprints, or testing problem-solution fit before committing delivery resources.
pypict-skillPairwise test generation
python-testing-patternsImplement comprehensive testing strategies with pytest, fixtures, mocking, and test-driven development. Use when writing Python tests, setting up test suites, or implementing testing best practices.
ruby-proWrite idiomatic Ruby code with metaprogramming, Rails patterns, and performance optimization. Specializes in Ruby on Rails, gem development, and testing frameworks.
scenario-war-roomCross-functional what-if modeling for cascading multi-variable scenarios. Unlike single-assumption stress testing, this models compound adversity across all business functions simultaneously. Use when facing complex risk scenarios, strategic decisions with major downside, or when the user asks 'what
screen-reader-testingPractical guide to testing web applications with screen readers for comprehensive accessibility validation.
semgrep-rule-variant-creatorCreates language variants of existing Semgrep rules. Use when porting a Semgrep rule to specified target languages. Takes an existing rule and target languages as input, produces independent rule+test directories for each language.
soc2-audit-prep/cs:soc2-audit-prep <scope> — SOC 2 Type II readiness 6-question forcing interrogation. Observation-period focused. Use before Type II observation begins, mid-period checkpoint, or pre-field-test month-10 readiness.
spec-driven-workflowUse when the user asks to write specs before code, define acceptance criteria, plan features before implementation, generate tests from specifications, or follow spec-first development practices.
statistical-analystRun hypothesis tests, analyze A/B experiment results, calculate sample sizes, and interpret statistical significance with effect sizes. Use when you need to validate whether observed differences are real, size an experiment correctly before launch, or interpret test results with confidence.
stress-test/em:stress-test — Business assumption stress testing. Use before betting on a plan whose core assumptions are unvalidated — e.g. stress-testing 'enterprise buyers will tolerate a 6-month pilot' or a hockey-stick revenue model.
systematic-debuggingUse when encountering any bug, test failure, or unexpected behavior, before proposing fixes
systems-programming-rust-projectYou are a Rust project architecture expert specializing in scaffolding production-ready Rust applications. Generate complete project structures with cargo tooling, proper module organization, testing
tdd-workflowTest-Driven Development workflow principles. RED-GREEN-REFACTOR cycle.
tdd-workflows-tdd-cycleUse when working with tdd workflows tdd cycle
tdd-workflows-tdd-greenImplement the minimal code needed to make failing tests pass in the TDD green phase.
tdd-workflows-tdd-redGenerate failing tests for the TDD red phase to define expected behavior and edge cases.
tdd-workflows-tdd-refactorUse when working with tdd workflows tdd refactor
tdd-workflowsUse when working with tdd workflows tdd cycle (Alias for tdd-workflows-tdd-cycle)
temporal-python-testingComprehensive testing approaches for Temporal workflows using pytest, progressive disclosure resources for specific testing scenarios.
test-driven-developmentUse when implementing any feature or bugfix, before writing implementation code
test-fixingSystematically identify and fix all failing tests using smart grouping strategies. Use when explicitly asks to fix tests (\"fix these tests\", \"make tests pass\"), reports test failures (\"tests are failing\", \"test suite is broken\"), or completes implementation and wants tests passing.
testing-patternsJest testing patterns, factory functions, mocking strategies, and TDD workflow. Use when writing unit tests, creating test factories, or following TDD red-green-refactor cycle.
testrailSync tests with TestRail. Use when user mentions "testrail", "test management", "test cases", "test run", "sync test cases", "push results to testrail", or "import from testrail".
tokenwiseMeasurement-driven model router for Claude Code. Routes Haiku/Sonnet/Opus per task class, logs every routed task with real $ numbers, and A/B tests cheaper tiers before you trust the savings.
web3-testingMaster comprehensive testing strategies for smart contracts using Hardhat, Foundry, and advanced testing patterns.
workflow-patternsUse this skill when implementing tasks according to Conductor's TDD workflow, handling phase checkpoints, managing git commits for tasks, or understanding the verification protocol.
2,658 skills across 15 domains for Claude Code, Codex, and Antigravity — any SKILL.md agent.
200 skills
AI & Agents bundle — 388 curated skills (agents, ai-ml, prompt-engineering) for Claude Code, Codex & Antigravity.
200 skills
Backend & Data bundle — 310 curated skills (backend, data-db) for Claude Code, Codex & Antigravity.
200 skills
Frontend & Design bundle — 227 curated skills (web-frontend, design-ux) for Claude Code, Codex & Antigravity.
200 skills
Integrations bundle — 812 curated skills (integrations) for Claude Code, Codex & Antigravity.
200 skills
DevOps & Cloud bundle — 160 curated skills (devops-cloud) for Claude Code, Codex & Antigravity.
160 skills
Matt Pocock's agent skills for real engineering (grilling, spec/ticket flows, TDD, code review, domain modelling and more).
39 skills
Core skills library for Claude Code: TDD, debugging, collaboration patterns, and proven techniques
15 skills · hooks
Official Next.js skills: adopt and optimize Cache Components, adopt Partial Prefetching, and verify runtime behavior against a running dev server.
6 skills
Persistent memory for Claude Code: the next session starts where the last one left off.
29 skills · 1 MCP server · hooks
tasteskill 2.5.1: professional company websites at the figma.com and x.ai level, with one section per screen, real photographs, real product UI, effects kept for tech and gaming pages, and a real-browser checker and finish gate.
1 skill
Open-source AI job search that runs locally in your AI coding CLI: scan job portals, evaluate listings into a structured A-H report with a 1-5 score, tailor your CV, track applications
5 skills · hooks
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