Claude Code Skills·Claude Skills·The open SKILL.md registry for Claude
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Testing (Page 4 of 58)

3440 Claude Code skills in the Testing sub-category of Engineering.

3,440 skills · updated 2026-07-27 · showing 181–240 of 3,440 by quality score

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Fast headless browser for QA testing and site dogfooding. (gstack) — from FrankQDWang/gstack-superpowers
This skill should be used when the user asks to "analyze failing tests", "debug test failures", "investigate test errors", or provides specific failing test cases to examine.
Analyze test failures and CI artifacts to identify and fix bugs — from diegosouzapw/awesome-omni-skill
Generate and run mock API servers from OpenAPI specifications
BackstopJS visual regression testing for self-hosted visual comparison
Cross-browser and cross-device testing using BrowserStack or Sauce Labs
This skill should be used when the user asks to "review test coverage", "audit test quality", "check tests for completeness", or mentions reviewing pytest test suites.
Cucumber/Gherkin BDD testing for behavior-driven development workflows
DICOM conformance testing and integration skill for medical imaging systems
Skill for environmental test campaign planning and execution
Skill for comprehensive flight test planning and execution support
This skill covers game-theoretic methods in structural econometrics and industrial organization. Use when the user is working with strategic interactions, equilibrium analysis, or…
Fast headless browser for QA testing and site dogfooding. (gstack) — from nota-america/forgecat-agent-profiles
Go development patterns: testing, concurrency, errors, review, and conventions.
Systematically QA test a web application and fix bugs found. Runs QA testing, then iteratively fixes bugs in source code, committing each fix atomically and re-verifying.
Hardware-in-the-loop test development and automation expertise
Write and run integration tests against a GenLayer environment.
Apache JMeter expertise for enterprise-grade load and performance testing
k6 load testing expertise for performance validation and analysis
Skill for planning and specifying mechanical material tests per ASTM standards
Comprehensive network testing, benchmarking, and performance validation skill
Percy visual testing platform integration for visual regression detection
Deep integration with Playwright for browser automation and end-to-end testing
Pre-launch quality gate for design and communication assets. Pretest any design or communication asset before it ships: pitch decks, investor presentations, landing pages,…
Skill for propulsion system ground test data acquisition and analysis
Expert pytest framework for Python unit, integration, and functional testing
Query Shiny framework documentation for building interactive web applications in R. Use this skill proactively when the conversation involves: - Shiny app development (ui, server,…
Analyze test failures and CI artifacts to identify and fix bugs — from tools-only/X-Skills
Implement a feature from a spec file or description using TDD workflow. Use this skill whenever the user asks to: add a new CLI command, implement a feature from a spec, build new…
Stryker mutation testing for assessing test suite quality and effectiveness
Supply chain discrete-event simulation for scenario testing and optimization
RED-GREEN-REFACTOR 워크플로우를 강제하는 TDD 개발 스킬
Create test doubles with PHPUnit mocks for isolated unit testing in Symfony
Skill for comprehensive mechanical test plan development and execution support
Test agents via subagents: known inputs, captured outputs, verification.
Identify and fix testing mistakes: flaky, brittle, over-mocked tests.
Embedded unit testing with Unity framework and CMock
Run Vitest tests and parse results into actionable output.
Write tests for WordPress themes and plugins. Covers PHPUnit for PHP, Jest for JavaScript, and Cypress for E2E testing.
Use when you need to apply testing strategies for Java code — RIGHT-BICEP to guide test creation, A-TRIP for test quality characteristics, or CORRECT for verifying bounda — from…
Use when you need to review, improve, or write Java unit tests — including migrating from JUnit 4 to JUnit 5, adopting AssertJ for fluent assertions, structuring tests wi — from…
Use when you need to set up, review, or improve Java integration tests — including generating a BaseIntegrationTest.java with WireMock for HTTP stubs, detecting HTTP clie — from…
Use when you need to implement acceptance tests from a Gherkin .feature file for framework-agnostic Java (no Spring Boot, Quarkus, Micronaut) — finding @acceptance scenar — from…
Create test versions to verify app auto-update functionality. Use when testing update flows, version migration, or validating app upgrade mechanisms.
Generates unit tests for command and query handlers using xUnit and NSubstitute. Implements Arrange-Act-Assert pattern with comprehensive test coverage for success and failure…
Configures integration tests with WebApplicationFactory and Testcontainers. Provides test database setup, authentication helpers, and utilities for testing API endpoints with real…
Toolkit for interacting with and testing local web applications using Playwright. Supports verifying frontend functionality, debugging UI behavior, capturing browser scre — from…
Use when building or reviewing core Quarkus applications with CDI beans and scopes, SmallRye Config and profiles, lifecycle, interceptors and events, virtual threads, and — from…
Use when you need to write fast unit tests for Quarkus applications — including pure tests with @ExtendWith(MockitoExtension.class), @QuarkusTest with @InjectMock for ful — from…
Use when you need to write or improve integration tests for Quarkus — including @QuarkusTest, Dev Services for automatic container provisioning, Testcontainers via Quarku — from…
Use when you need to implement acceptance tests from a Gherkin .feature file for Quarkus applications — including @acceptance scenarios, @QuarkusTest, BaseAcceptanceTest — from…
Create your agent-tdd skill in one prompt, then learn to improve it throughout the chapter
Toolkit for interacting with and testing local web applications using Playwright. Supports verifying frontend functionality, debugging UI behavior, capturing browser scre — from…
Toolkit for interacting with and testing local web applications using Playwright. Supports verifying frontend functionality, debugging UI behavior, capturing browser scre — from…
Use when you need to write unit tests for Micronaut applications — Mockito-first with @ExtendWith(MockitoExtension.class), @MicronautTest with @MockBean, HttpClient @Clie — from…
Use when you need to write or improve integration tests for Micronaut — @MicronautTest, HttpClient, TestPropertyProvider with Testcontainers, transactional test mode wher — from…
Use when you need to implement acceptance tests from a Gherkin .feature file for Micronaut applications — @acceptance scenarios, @MicronautTest, HttpClient, BaseAcceptanc — from…
Complete browser automation with Playwright. Auto-detects dev servers, writes clean test scripts to /tmp.
Test features before users find bugs. Use when feature is built, before deploying, or when bugs reported.
Use when you need to add or review fuzz testing for Java APIs with CATS — including contract-driven negative testing, malformed payload validation, boundary input explora — from…
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