Best Claude skills for testing and QA
Testing skills make your agent prove its work: test-driven development loops, browser testing with Playwright, regression checks and benchmarks. Agents are much more reliable when a skill forces them to run the tests instead of announcing success.
300 testing skills · ranked live · November 2026
The top 10. Ranked by the Alyn Score.
- 1#1
Anthropic
Skills
Anthropic
Skill Creator
Create new skills, modify and improve existing skills, and measure skill performance. Use when users want to create a skill from scratch, edit, or optimize an existing skill, run evals to…
Pack192k3.8MScore 93 - 2#2
Matt Pocock
Tdd
Test-driven development. Use when the user wants to build features or fix bugs test-first, mentions "red-green-refactor", or wants integration tests.
Pack321k33MScore 92 - 3#3
Migrate To Shoehorn
Migrate test files from `as` type assertions to @total-typescript/shoehorn. Use when user mentions shoehorn, wants to replace `as` in tests, or needs partial test data.
Pack321k33MScore 91 - 4#4
Setup Pre Commit
Set up Husky pre-commit hooks with lint-staged (Prettier), type checking, and tests in the current repo. Use when user wants to add pre-commit hooks, set up Husky, configure lint-staged, or…
Pack321k33MScore 91 - 5#5
Jesse Vincent
Superpowers
Jesse Vincent
Test Driven Development
Use when implementing any feature or bugfix, before writing implementation code
Pack316k3.9MScore 90 - 6#6
Anthropic
Skills
Webapp Testing
Toolkit for interacting with and testing local web applications using Playwright. Supports verifying frontend functionality, debugging UI behavior, capturing browser screenshots, and…
Pack192k3.8MScore 90 - 7#7
affaan-m
AI Regression Testing
Regression testing strategies for AI-assisted development. Sandbox-mode API testing without database dependencies, automated bug-check workflows, and patterns to catch AI blind spots where…
Pack301k1.7MScore 89 - 8#8
Benchmark Methodology
Score a scoped competitor set into comparable profile cards: nine weighted dimensions (positioning, voice, visual craft, offer packaging, evidence, enterprise-readiness, thought leadership…
Pack301k1.7MScore 89 - 9#9
Corey Haines
Marketingskills
Corey Haines
Ab Testing
When the user wants to plan, run, or read A/B tests, or asks a judgement call on one: is the result real, can we stop, which version won, is this worth testing at all: sample size…
Pack60k6.3MScore 88 - 10#10
Agent Runtime Gateway Smoke Test
Verify a local agent API, temporary gateway tunnel, and remote sandbox callback with a tool-free task, then restore the original app connection.
Pack301k1.7MScore 88
What makes a great testing skill.
A red-green-refactor loop the agent must follow.
Browser automation for real user flows, not only unit tests.
Guidance on what not to test, to avoid brittle snapshot spam.
All 300 testing skills.
tripleyak
SkillForge
tripleyakskillforge
Use when creating, improving, finding, or auditing agent skills - the user says 'create a skill', 'do I have a skill for X', 'improve the X skill', 'which skill should I use', asks whether…
rohitg00test-patterns
Applies proven testing patterns — Arrange-Act-Assert (AAA), Given-When-Then, Test Data Builders, Object Mother, parameterized tests, fixtures, spies, and test doubles — to help write…
rohitg00testing-anti-patterns
Reviews test code to identify and fix common testing anti-patterns including flaky tests, over-mocking, brittle assertions, test interdependency, and hidden test logic. Flags bad patterns…
rohitg00hypothesis-testing
Applies the scientific method to debugging by helping users form specific, testable hypotheses, design targeted experiments, and systematically confirm or reject theories to find root…
AKCodez
Higgsfield Claude Skills
AKCodezhiggsfield-image-auto
Automatically generate an AI image on Higgsfield using Playwright browser automation. Use when the user has an image prompt and wants to generate it on Higgsfield Soul 2.0 or Nano Banana…
AKCodez
Higgsfield Claude Skills
AKCodezseedance-auto-generate
Automatically generate a Seedance 2.0 video on Higgsfield using Playwright browser automation. Use when the user provides an image and wants to create an AI video from it on Higgsfield…
AKCodez
Higgsfield Claude Skills
AKCodezugc-video-auto
Full UGC ad video pipeline — generates a character image on Higgsfield, then creates a Seedance 2.0 video from it. Orchestrates the complete flow from image prompt to finished UGC video…
realkimbarrett
Advertising Skills
realkimbarrettgeneric-language-killer
Remove vague, corporate, or AI-sounding language and replace it with clear, specific, human wording. Trigger on "improve copy", "sounds generic", "too fluffy".
affaan-mbenchmark-optimization-loop
Convert 'make it faster' requests into a bounded measured optimization loop — baseline first, generate one-hypothesis variants, benchmark each against a correctness gate, and promote the…
Garry Tan
Gstack
Garry Tancanary
Post-deploy canary monitoring. (gstack)
Garry Tan
Gstack
Garry Tangstack-plan
Use before building a feature: challenge the scope, then review architecture, code quality, tests and performance, and end with a plan to build. (gstack)
Garry Tan
Gstack
Garry Tanqa-only
Report browser/API/CLI/job/worker/webhook bugs. (gstack)
Garry Tan
Gstack
Garry Tantest-audit
Find low-value or duplicate tests and the test-only code they keep alive. (gstack)
Garry Tan
Gstack
Garry Tanverify
Use when coding: run the checks and tests /ship picks until green. (gstack)
phurynab-test-analysis
Analyze A/B test results with statistical significance, sample size validation, confidence intervals, and ship/extend/stop recommendations. Use when evaluating experiment results, checking…
phuryntest-scenarios
Create comprehensive test scenarios from user stories with test objectives, starting conditions, user roles, step-by-step actions, and expected outcomes. Use when writing QA test cases…
phurynbrainstorm-experiments-existing
Design experiments to test assumptions for an existing product — prototypes, A/B tests, spikes, and other low-effort validation methods. Use when validating assumptions, testing feature…
Aaronontheweb
Dotnet Skills
Aarononthewebplaywright-blazor-testing
Write UI tests for Blazor applications (Server or WebAssembly) using Playwright. Covers navigation, interaction, authentication, selectors, and common Blazor-specific patterns.
Aaronontheweb
Dotnet Skills
Aarononthewebplaywright-ci-caching
Cache Playwright browser binaries in CI/CD pipelines (GitHub Actions, Azure DevOps) to avoid 1-2 minute download overhead on every build.
Owl-Listener
Designer Skills
Owl-Listeneraccessibility-audit
Audit an existing interface against WCAG, producing findings with severity ratings and remediation steps. Use when you have a design or build to assess now. Not for planning future sessions…
Owl-Listener
Designer Skills
Owl-Listenerusability-test-plan
Design a usability study — research questions, methodology, participant criteria, metrics, and facilitation guide. Use when planning the study as a whole. For writing the task scenarios…
petrkindlmannai-bug-triage
Hybrid fingerprint + LLM pipeline for bug classification, deduplication, and ticket generation. Normalizes CI logs, creates stable fingerprints, clusters near-duplicates, then uses LLM for…
petrkindlmannai-qa-review
Review EXISTING test code for quality, smells, and testability issues. Detects test smells across six dimensions — readability, reliability, diagnostic value, design, AI-generated, and…
petrkindlmannai-test-generation
Use AI to write NEW test code from specs, PRDs, user stories, code diffs, bug reports, or OpenAPI specs. Staged pipeline: requirements extraction → risk analysis → coverage matrix →…
petrkindlmannanalytics-tracking-testing
Validate that analytics and marketing tracking fire CORRECTLY: GA4/GTM dataLayer events, Meta/TikTok/LinkedIn pixels, and ad-tech tags. Covers building a tracking plan as the contract…
petrkindlmannapi-testing
Test REST and GraphQL APIs with Playwright APIRequestContext, Supertest, or standalone HTTP clients. Covers schema validation with Zod 4/AJV, auth flow testing, CRUD lifecycle tests, error…
EL4CTEOblender-workflow-recipes
End-to-end Blender 5.2 playbooks chaining the blender-* skills with QA gates - game props (mid-poly, high-to-low), game characters (sculpt/AI mesh to rigged, animated export), Roblox…
petrkindlmannbug-reproduction
Turn a vague bug report into a VERIFIED minimal reproduction and then a failing regression test, agent-driven end to end. Covers extracting the implicit repro from a thin report (env…
petrkindlmannchaos-engineering
Validate system resilience through controlled fault injection. Covers hypothesis-driven chaos experiments, failure injection types (network, service, infrastructure, dependency)…
petrkindlmannci-cd-integration
Design CI/CD pipelines that run test suites. Covers GitHub Actions and GitLab CI templates, parallelism and sharding, artifact management, flaky-test quarantine, test-result publishing…
petrkindlmanncompliance-testing
Test for regulatory compliance: GDPR/CMP consent verification, Google Consent Mode v2, Global Privacy Control (GPC), CCPA/US state opt-out, EU AI Act Article 50 transparency, Better Ads…
petrkindlmanncontract-testing
Implement consumer-driven contract testing with Pact-JS (v16). Covers consumer test writing, broker-driven provider verification, Pact Broker setup, can-i-deploy as a deployment gate…
petrkindlmanncoverage-analysis
Measure and improve test coverage meaningfully. Covers Istanbul/V8/coverage.py configuration, coverage gap analysis by risk, coverage-as-ratchet in CI (never let it decrease), PR coverage…
petrkindlmanncross-browser-testing
Design analytics-driven browser test matrices and execute cross-browser tests. Covers BrowserStack/Sauce Labs configuration, Playwright browser channels, common cross-browser CSS/JS…
petrkindlmanncypress-automation
Build Cypress test suites in TypeScript: E2E tests, component tests, custom commands, cy.intercept network control, cy.session login, Cypress Cloud, and CI integration. Covers…
petrkindlmanndatabase-testing
Validate database integrity, test migrations forward and backward, verify schema constraints, manage seed data, detect migration drift, and identify query performance issues. Covers…
Testing skills, explained.
Also searched as: testing skills, playwright skill, tdd skill claude, qa agent skill.
What are the best Claude skills for testing and QA?
Right now the top-ranked testing skills on Alyn are Skill Creator (Anthropic), Tdd (Matt Pocock), Migrate To Shoehorn (Matt Pocock). Rankings combine GitHub stars, installs, freshness and depth, and update live.
Is there a TDD skill for Claude Code?
Yes. Superpowers includes test-driven development, and several packs here add Playwright and browser testing.
Do testing skills need extra tools?
Some bundle scripts that call Playwright or your test runner. Check the skill's files tab on Alyn before installing.
How do I install a testing skill?
Run npx skills add owner/repo in your project, or copy the folder with SKILL.md into ~/.claude/skills. Every skill on this page has a ready-to-copy command.
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Testing skills for your agent