Testing & QA Subagents
507 testing & qa subagents for Claude Code and AI agents, ranked by real installs from npm, PyPI and skills.sh.
#Type
- 1playwright-test-generatorUse this agent when you need to create automated browser tests using Playwright Examples: <example>Context: User wants to generate a test for the test plan item.Jul 2026
- 2playwright-test-healerUse this agent when you need to debug and fix failing Playwright testsJul 2026
- 3playwright-test-plannerUse this agent when you need to create comprehensive test plan for a web application or websiteJul 2026
- 4test-engineerQA engineer specialized in test strategy, test writing, and coverage analysis. Use for designing test suites, writing tests for existing code, or evaluating test quality.Jul 2026
- 5qa-testerInteractive CLI testing specialist using tmux for session managementJul 2026
- 6test-engineerTest strategy, integration/e2e coverage, flaky test hardening, TDD workflowsJul 2026
- 7verifierVerification strategy, evidence-based completion checks, test adequacyJul 2026
- 8qa-leadThe QA Lead owns test strategy, bug triage, release quality gates, and testing process design. Use this agent for test plan creation, bug severity assessment, regression test planning, or release…May 2026
- 9qa-testerThe QA Tester writes detailed test cases, bug reports, and test checklists. Use this agent for test case generation, regression checklist creation, bug report writing, or test execution documentation.May 2026
- 10n8n-mcp-testerUse this agent when you need to test n8n-mcp functionality after implementing fixes or new features. This agent should be invoked proactively after code changes to validate that the MCP tools work…Jul 2026
- 11test-automatorUse this agent when you need to create comprehensive test suites, improve test coverage, or set up test automation infrastructure.Jul 2026
- 12testerVerifies one workshop ticket from `implement_yourself/tasks/NNN-slug.groomed.md` after the SWE hands off — but ONLY on logic tickets. The orchestrator skips the Tester on glue/bootstrap tickets and…Jul 2026
- 13integration-testerMemOS integration-testing sub-agent. Authors and executes pytest cases under tests/ based on the task's requirements and design, and emits real test reports.Jul 2026
- 14loop-verifierIndependent checker for loop-produced changes. Rejects unless tests pass and scope is minimal. Never implement fixes.Jul 2026
- 15unittest-generatorUse this agent when you need to create unit tests for your code in unittest.TestCase format, organized in a tests folder with concept-based subfolders. Examples: <example>Context: User has just…Jun 2026
- 16code-verifierCode verification agent. Use PROACTIVELY after code changes to run formatting, linting, and tests.Jul 2026
- 17test-runnerRuns Maven tests for changed modules and reports results. Spawn this agent to execute targeted tests after code changes — it maps changed directories to Maven modules and runs only what's needed.Jul 2026
- 18tdd-orchestratorTDD orchestrator enforcing red-green-refactor discipline and test-driven developmentJul 2026
- 19validate-agentValidate plan tech choices against current best practices and past precedentJan 2026
- 20coverage-analysis-generator-agentGenerate gcov coverage data for a code repository.Jul 2026
- 21ralph-e2e-verifierUse this agent when you need to run the Ralph orchestrator end-to-end test suite, analyze diagnostic outputs, and generate comprehensive reports of findings.Jul 2026
- 22ralph-loop-runnerUse this agent when you need to execute a Ralph orchestration loop end-to-end and verify its completion. This includes testing prompts against the Ralph system, validating that orchestration…Jul 2026
- 23aiox-qaAIOX QA/Tester autônomo. Revisa stories, executa quality gates, security scans, test architecture. Usa task files reais com gate decision (PASS/CONCERNS/FAIL).Jul 2026
- 24env-validatorValidate an OpenEnv environment works correctly end-to-end. Use after creating or modifying an environment.Jul 2026
- 25testerExpert test writer focused on high-signal, non-redundant testsJul 2026
- 26test-engineerTest automation and quality assurance specialist. Use PROACTIVELY for test strategy, test automation, coverage analysis, CI/CD testing, and quality engineering practices.Jul 2026
- 27validator-evals-engineerUse when adding source-contract validators, property-aware validators, contamination tests, benchmark matrices, eval fixtures, or CI checks.Jul 2026
- 28unit-test-writerWrite comprehensive unit tests for Go code — functions, methods, or components that need thorough test coverageJul 2026
- 29e2e-runner端到端（E2E）测试专家，优先使用 Vercel Agent Browser，并以 Playwright 作为兜底方案。主动执行 E2E 测试的生成、维护和运行。负责管理测试旅程、隔离不稳定测试、上传测试产物（截图、视频、追踪文件），并确保关键业务流程正常运行。Mar 2026
- 30vios-dev-sanityUse this agent when you need to execute sanity test cases defined in the vios_dev_sanity.xlsx spreadsheet against a running VIOS/VST web UI instance.Jul 2026
- 31vios-sqaVIOS SQA agent. Builds containers from source, deploys, runs BDD tests, and validates the web UI. Use when you need to run regression tests, check test results, or verify UI behavior.Jul 2026
- 32r-package-reviewerR package source reviewer. Checks the things that decide whether a package passes R CMD check --as-cran and survives CRAN review — DESCRIPTION/dependency hygiene, NAMESPACE and imports, roxygen…Jun 2026
- 33sim-reviewerMonte Carlo simulation reviewer. Checks the parts of a simulation study that general R review misses — DGP/estimand alignment, replication budget and Monte Carlo standard error, coverage computed…Jun 2026
- 34e2e-tests-engineerDeprecated placeholder. Do not use; follow root AGENTS.md and package instructions instead.Jul 2026
- 35test-engineerDeprecated placeholder. Do not use; follow root AGENTS.md and package instructions instead.Jul 2026
- 36test-architectTesting strategy specialist for designing test suites, writing tests, and ensuring comprehensive coverage. Use PROACTIVELY when adding new features, fixing bugs, improving test coverage, creating…Jul 2026
- 37plan-understanding-quizAnalyzes a plan and generates multiple-choice technical comprehension questions to verify user understanding before RLCR loop. Use when validating user readiness for start-rlcr-loop command.Jul 2026
- 38e2e-runnerRun E2E tests in a dev container for isolated, reproducible test execution. Use proactively when asked to run Playwright tests, E2E tests, or when in a worktree. Handles the full Docker container…Jul 2026
- 39svelte-testingTesting specialist for Svelte/SvelteKit applications with expertise in unit testing, component testing, E2E testing using Vitest and Playwright, following modern testing best practices.Mar 2026
- 40test-engineerAutomated test generation and coverage specialist. Use PROACTIVELY when new code is written or modified. MUST BE USED to ensure comprehensive test coverage for all features and bug fixes.Mar 2026
- 41consistency-qaThe brooks-lint verification gate. Runs `npm run validate`, `npm test`, and `npm run evals`, then cross-checks the documents the validator can't fully diff — the four plugin manifests, README badge,…Jul 2026
- 42engram-assessorIndependent grader of learner productions for the Engram learning plugin. MUST BE USED for /learn verification and /review audits. Deliberately blind to the tutoring dialogue — receives only items…Jul 2026
- 43qaUse this agent when you need to test recent code changes using Playwright automation. Examples: <example>Context: The user has just implemented a new login feature and wants to test it.<br/>user: "I…Apr 2026
- 44vc-testerUse this agent when you need to validate code quality through testing, including running unit and integration tests, analyzing test coverage, validating error handling, checking performance…Jun 2026
- 45quality-checkerPipeline Stage 3 - Validate generated API documentation against quality standards.Jul 2026
- 46test-runnerRun tests and report results concisely. Use this after code changes to verify everything works.Jul 2026
- 47agent-testerSenior QA Automation Engineer specializing in unit, integration, and E2E test suite creation.Jul 2026
- 48test-coverage-reviewerUse this agent when you need to review testing implementation and coverage. Examples: After writing a new feature implementation, use this agent to verify test coverage. When refactoring code, use…Jul 2026
- 49e2e-runnerUse when creating, maintaining, or running E2E tests for critical user journeys (auth, payments, core features), or diagnosing memory leaks, console errors, and network waterfalls in flaky tests.Jul 2026
- 50dast-devils-advocateAdversarial validator for DAST findings. Attempts to DISPROVE each finding and DOWNGRADE severity. Catches inflated reports, unverified assumptions, and theoretical-only bugs. Dispatch after…Jun 2026
- 51performancePerformance optimization and profiling. Use for identifying bottlenecks, optimizing critical paths, memory analysis, and improving response times.Jul 2026
- 52qaQuality assurance, testing protocols, and defect management. Creates test plans and validates feature completeness.Jul 2026
- 53backend-unit-testsAdd focused backend unit tests aligned with current package test conventions.Jul 2026
- 54ui-unit-testsAdd or refine UI unit tests by following existing test patterns and fixtures.Jul 2026
- 55e2e-runnerEnd-to-end testing specialist using Playwright. Use PROACTIVELY for generating, maintaining, and running E2E tests. Manages test journeys, quarantines flaky tests, uploads artifacts (screenshots,…Jan 2026
- 56acceptance-test-generatorGenerates integration/E2E test skeletons from Design Doc ACs using ROI-based selection and journey-based E2E reservation. Use when Design Doc is complete and test design is needed, or when "test…Jul 2026
- 57code-verifierValidates consistency between PRD/Design Doc and code implementation. Use PROACTIVELY after implementation completes, or when "document consistency/implementation gap/as specified" is mentioned. Uses…Jul 2026
- 58integration-test-reviewerVerifies consistency between test skeleton comments and implementation code. Use PROACTIVELY after test implementation completes, or when "test review/skeleton verification" is mentioned. Returns…Jul 2026
- 59verifierCritically evaluates investigation results, checks path coverage, and validates failure points using Devil's Advocate method. Use when investigation has completed, or when…Jul 2026
- 60quality-assuranceInvoke when marketing content needs its authoritative quality evaluation before publication — running the full multi-dimensional eval suite, classifying hallucination and claim risk, validating…Jul 2026
- 61rspec-agentWrites comprehensive RSpec tests for Rails models, controllers, services, and components with FactoryBot and Capybara. Use proactively after new code is written to ensure test coverage. Use when…Jun 2026
- 62principal-qa-engineerUse this agent when you need comprehensive end-to-end testing of the Overture UI, when a new feature has been added and you need to verify it doesn't break existing functionality, when you need…Mar 2026
- 63test-runnerRun tests, analyze failures, suggest fixes. Use after code changes.Jul 2026
- 64ux-guardianUnderstands the essence of applications and discovers comprehensive test cases from the perspective of actual user value. Deeply considers how code changes impact user experience and uncovers…Jul 2026
- 65integration-testing-orchestratorUse this agent when you need to coordinate end-to-end testing across multiple components, optimize build systems, validate deployments, or ensure proper integration between eBPF programs, Rust…Jul 2026
- 66qa-engineerHarnessFlow worker subagent — spawn only from a HarnessFlow workflow step, never by autonomous delegation. Validates implementations from a QA engineer perspective — reviews code changes, runs…Jul 2026
- 67qa-bachQA 总监（James Bach 思维模型）。当需要制定测试策略、发布前质量检查、Bug 分析和分类、质量风险评估时使用。Mar 2026
- 68claude-code-test-agentTests all 30 Claude Code hooks by logging each event to tests-agents-hook/agent-hook-fired.logJun 2026
- 69workflow-integration-checkerCross-phase integration validation for milestone auditsJul 2026
- 70workflow-nyquist-auditorTest coverage audit with gap detection and test stub generationJul 2026
- 71workflow-verifierGoal-backward verification across three layers (existence, substance, connection)Jul 2026
- 72testerVerifies one workshop ticket from `implement_yourself/tasks/NNN-slug.groomed.md` after the SWE hands off — but ONLY on logic tickets. The orchestrator skips the Tester on glue/bootstrap tickets and…Jun 2026
- 73performance_engineerPerformance engineering specialist for bottleneck identification, profiling, and optimization. Use when the task requires performance analysis, load testing setup, memory profiling, or algorithmic…Jul 2026
- 74testerTesting specialist for unit tests, integration tests, test coverage analysis, and TDD workflows. Use when the task requires writing test suites, improving coverage, setting up test infrastructure, or…Jul 2026
- 75integration-test-engineerUse this agent when you need to create, modify, or debug integration tests in the crates/integration-tests directory. This includes writing new test scenarios, updating existing tests, working with…Mar 2026
- 76result-auditor-analystUse this agent when quality assurance validation of agent-generated findings, scan reports, or security research results is needed.Jul 2026
- 77testing-expertUse this agent for Output.ai testing strategies including Vitest configuration, Temporal workflow testing, LLM mocking, integration testing, and test performance optimization. Specializes in…Jul 2026
- 78apple-qa-engineermacOS / iOS 测试执行（模拟器 + 真机 + 签名分发包），E2E/UAT 验证与提审前置检查。例如：对 TestFlight build 跑 XCUITest E2E、对公证 DMG 组织 UAT、检查隐私清单合规。**主动调用 when** apple feature 发布构建通过后需 E2E/UAT…Jul 2026
- 79miniapp-qa-engineer微信小程序测试执行（DevTools 模拟器 + 真机），E2E/UAT 验证与审核前置检查。例如：跑真机 E2E、组织 UAT、检查隐私协议合规。**主动调用 when** 小程序提审前需 E2E/UAT 验证或合规检查。（关键词：DevTools 模拟器、真机调试、隐私协议、提审检查、wx.login、扫码上传）Jul 2026
- 80qa-engineer测试策略、测试执行和质量验证。例如：执行端到端测试（E2E）、用户验收测试（UAT）、验证验收标准。**主动调用 when** 进入 E2E/UAT 阶段或需要验收标准验证。（关键词：E2E、UAT、chrome-devtools-mcp、AC 覆盖、回归测试、Verdict、evidence）Jul 2026
- 81playwright-test-generatorUse this agent when you need to create automated browser tests using Playwright Examples: <example>Context: User wants to generate a test for the test plan item.Jul 2026
- 82playwright-test-plannerUse this agent when you need to create comprehensive test plan for a web application or websiteJul 2026
- 83qa-engineerPerforms quality assurance analysis on code including test coverage assessment, test generation, bug hunting, and quality metrics. Use proactively after implementing features or before releases to…Jul 2026
- 84qa_engineer专业QA工程师，负责测试、质量保证和缺陷报告Jun 2026
- 85testerSonnet L1 test engineer. Reproduces defects, authors regression and acceptance tests, drives affected flows end-to-end; headless, scoped runs only.Jul 2026
- 86harness-evaluatorDisposable-state harness behavior evaluator on Opus at high effort. Use to run the existing skill-evaluation or adoption-inspection profiles inside a complete disposable repo and HOME, then report…Jul 2026
- 87qasQuality Assurance Specialist - Testing execution using test patternsJul 2026
- 88test-automator-agent**Type**: `test-writer-agent` **Role**: Test writing and coverage analysis **Spawned By**: Issue Orchestrator, Coder Agent **Tools**: Codebase read/write, test runner, test-coverage-rubricJun 2026
- 89wechat-reader-test微信社交生态测试器。 放弃今日头条算法推荐模式的完播率考核，采用微信三大私域社交场景的压力测试： 朋友圈现场、家族群、同行工作群。通过读者的“社交货币”榨取度，判断文章是否“有牙”。 由工作流导演在 Stage 9 显式调用。Jul 2026
- 90quality-gatekeeper-agent`quality-gatekeeper-agent` 是 PaperFit 的最终门禁。它不负责修复，也不负责发现新问题；它负责判断当前结果是否真的可以对外宣称“完成”。Jun 2026
- 91testing-api-testerAPI测试专家，负责接口契约验证、边界条件测试、认证流程测试和API性能基准建立Jul 2026
- 92testing-performance-benchmarker性能基准测试专家，负责性能瓶颈定位、负载测试、内存/CPU分析和性能回归检测Jul 2026
- 93testing-qa-engineerQA质量验证工程师，负责基于证据的质量验证、测试策略制定、测试用例编写和缺陷报告，默认假设系统存在3-5个未发现的问题并主动寻找Jul 2026
- 94qa-manual-testerUse this agent when you need to perform manual quality assurance testing through browser interactions. This agent uses MCP Playwright tools to navigate websites, interact with UI elements, verify…Jun 2026
- 95testerUse this agent when you need to validate code quality through testing, including running unit and integration tests, analyzing test coverage, validating error handling, checking performance…Mar 2026
- 96evaluatorUse when running one side of an A/B skill evaluation or chain verification. Dispatched by optimizing (A/B eval) and auditing (W10-W11 chain eval) — load a skill version, execute test prompts, and…Apr 2026
- 97task-checkerUse this agent to verify that tasks marked as 'review' have been properly implemented according to their specifications. This agent performs quality assurance by checking implementations against…Sep 2025
- 98e2e-runnerEnd-to-end testing specialist using Vercel Agent Browser (preferred) with Playwright fallback. Use PROACTIVELY for generating, maintaining, and running E2E tests.Jul 2026
- 99qaSenior QA engineer who ensures quality through testing strategy, automation, and validationApr 2026
- 100test-engineerQA specialist for test strategy, coverage, and quality assuranceApr 2026
