Testing and QA: skills, plugins, subagents, slash commands and mcp servers

engineering-skills Alireza Rezvani skill An engineering skill index for Claude Code that helps you select one specialist SKILL.md for the task at hand. It covers architecture, testing, DevOps, and data work. Claude Code 2,387installs migrate-to-rust official google skill Migrates legacy C++, Fortran, Java, and Python codebases to safe Rust with telemetry benchmarks. Claude Code Gemini CLI CX Codex 538installs coverage Alireza Rezvani skill This skill maps tested and untested parts of an application. Use it when you need a clear list of missing tests before planning the next checks. Claude Code 1,645installs report Alireza Rezvani skill Turns a Playwright run into a readable report: pass, fail, flaky, error messages and duration. Sends it to Slack, TestRail or a markdown file, depending on what the project already uses. Claude Code 1,639installs fix Alireza Rezvani skill Sorts a failing or flaky Playwright test into a category, applies the matching fix, then proves it holds. Useful when a test fails in CI but passes locally. Claude Code 1,638installs senior-frontend Alireza Rezvani skill This skill supports React and Next.js work, from project scaffolding to bundle checks. Use it when building components, reviewing frontend code, or working on accessibility. Claude Code 1,630installs generate Alireza Rezvani skill The generate skill writes Playwright tests from a user story, URL, component name or feature description. Useful when an e2e scenario needs covering and you would rather not hand-write it. Claude Code 1,624installs browserstack Alireza Rezvani skill Runs Playwright tests on BrowserStack for browser and OS checks. Use it for cloud cross-browser testing and build result review. Claude Code 1,614installs migrate Alireza Rezvani skill Moves Cypress or Selenium tests to Playwright. Use it when an existing test suite needs file-by-file conversion and checks after each change. Claude Code 1,586installs testrail Alireza Rezvani skill Syncs Playwright tests with TestRail by importing cases, creating runs, and pushing results. Use it when test code and test management need to stay linked. Claude Code 1,581installs setup Alireza Rezvani skill Sets up an autoresearch experiment by collecting its target file, evaluation command, metric, and optimization direction. Use it before starting an optimization loop. Claude Code 1,480installs spawn Alireza Rezvani skill Runs parallel subagents in isolated git worktrees to compete on a session task. Helpful when you want multiple implementation strategies tested at once. Claude Code 1,431installs eval Alireza Rezvani skill Evaluates and ranks agent results from an AgentHub session using test metrics or an LLM judge. Helps select the winning branch. Claude Code 1,408installs qa-expert VoltAgent Community subagent Plans test strategies, analyzes coverage gaps, and tracks quality metrics across development lifecycles in Claude Code. Claude Code 980installs ai-team-orchestration official github skill Bootstraps a lightweight multi-agent team inside your editor. It helps plan features, coordinate code changes, and preserve context across chat sessions. GitHub Copilot 381installs harness-engineering official github skill Turns repeated coding agent mistakes into repository rules, drift checks, and regression tests. Use it when Copilot keeps repeating the same errors in your project. GitHub Copilot 366installs senior-qa Alireza Rezvani skill This skill creates unit, integration, and E2E test stubs for React and Next.js. Use it to inspect coverage and set up a testing workflow. Claude Code 1,178installs legacy-modernizer VoltAgent Community subagent Assesses aging codebases and breaks modernization into migration steps with tests and rollback planning. Use it when changes need to happen incrementally. Claude Code 826installs react-specialist VoltAgent Community subagent A subagent for improving existing React code, from performance and state flow to architecture and tests. Use it when a project needs focused technical changes. Claude Code 815installs refactoring-specialist VoltAgent Community subagent Transforms messy, duplicated code into clean structures while keeping existing behavior intact. Ideal for legacy refactoring and reducing cyclomatic complexity. Claude Code 784installs ios-memgraph-leaks official OpenAI skill Captures and inspects iOS leaks from a simulator process or .memgraph. Useful for tracing retained objects and checking a fix with before-and-after evidence. CX Codex GP ChatGPT 1,054installs cpp-pro Seth Hobson subagent Writes modern C++ from C++11 to C++23 using RAII, smart pointers, and STL algorithms. Helps with C++ refactoring and template design. Claude Code CX Codex Cursor 781installs tdd-guide Alireza Rezvani skill Guides test-driven development, builds unit tests, and detects test coverage gaps. It supports Jest, Pytest, JUnit, and Vitest projects. Claude Code 1,017installs senior-prompt-engineer Alireza Rezvani skill Tests prompts against baselines, measures RAG retrieval metrics, and validates agent configs using three Python stdlib tools. Useful for disciplined prompt iteration without guess-driven edits. Claude Code 970installs a11y-audit Alireza Rezvani skill Scans web projects for WCAG 2.2 Level A and AA issues, suggests fixes, then checks the result again. Use it before a release or when adding accessibility checks to CI/CD. Claude Code 970installs ux-researcher-designer Alireza Rezvani skill This skill helps turn user data into personas, journey maps, usability test plans, and design recommendations. Use it when research findings need a clear structure. Claude Code 962installs flutter-expert Seth Hobson subagent Get help with Flutter architecture, UI, testing, and platform integrations. Use it when building or maintaining a Dart app across mobile, web, desktop, or embedded targets. Claude Code CX Codex Cursor 720installs performance-engineer VoltAgent Community subagent A Claude Code subagent designed to identify performance bottlenecks across code, databases, and infrastructure under heavy load. Claude Code 671installs test-automator VoltAgent Community subagent This subagent designs test automation, writes test scripts, and connects testing to CI/CD. Use it when manual checks leave important gaps. Claude Code 625installs risk-management-specialist Alireza Rezvani skill Implements ISO 14971:2019 risk management for medical devices across product lifecycles. It guides hazard analysis, 5x5 matrices, and risk control. Claude Code 862installs security-pen-testing Alireza Rezvani skill This skill guides vulnerability checks across web apps, APIs, and dependencies, from OWASP reviews to pen test reports. Use it for assessments you are authorized to perform. Claude Code 834installs jira-expert Alireza Rezvani skill This skill helps with Jira project setup, JQL searches, workflows, automation, and reporting. Use it when you want an agent to handle Jira configuration or find issues from a plain-language request. Claude Code 823installs vue-expert VoltAgent Community subagent Builds Vue 3 and Nuxt 3 applications, handles Composition API patterns, tunes reactivity, and configures testing suites. Claude Code 577installs quality-documentation-manager Alireza Rezvani skill This skill manages document control workflows for medical device QMS under ISO 13485 and 21 CFR Part 11. It helps set up numbering conventions, approval flows, and change control. Claude Code 803installs capa-officer Alireza Rezvani skill Runs CAPA investigations for a medical device QMS: root cause analysis, corrective action planning, effectiveness verification. Useful when you are working a nonconformance or an audit finding. Claude Code 795installs java-architect VoltAgent Community subagent Designs enterprise Java 17+ architectures and configures Spring Boot 3.x microservices. Helps migrate services, isolate domain logic, and adopt reactive pipelines. Claude Code 558installs quality-manager-qms-iso13485 Alireza Rezvani skill Guides ISO 13485:2016 quality management system work for medical device organizations. Use it to plan QMS implementation, prepare internal audits, and manage document control. Claude Code 784installs qms-audit-expert Alireza Rezvani skill Guides ISO 13485 internal audits for medical device quality management systems. Useful when planning audit schedules, evaluating nonconformities, and preparing for external inspections. Claude Code 747installs diagnose official github skill This skill audits an AI workflow across five dimensions and returns scores with prioritized fixes. Use it before launch or after major workflow changes. GitHub Copilot 209installs performance-profiler Alireza Rezvani skill This skill investigates CPU, memory, I/O, and database bottlenecks in Node.js, Python, and Go apps. Use it when tracking down a slow endpoint or rising memory use. Claude Code 720installs