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

pptx-quality-gates kimtth skill Checks and repairs editable PPTX decks for geometry, accessibility, native objects, source lineage, and OOXML package integrity before delivery. Claude Code CX Codex Cursor 2,500installs check-compiler-errors cursor skill This skill runs your project's compile and type-check commands, groups errors by file and category, then fixes the highest-confidence issues automatically. Useful when type errors are blocking local validation or CI. Claude Code CX Codex Cursor +1 2,300installs python-pypi-package-builder official github skill This skill guides Python package creation, testing, versioning, and PyPI publishing. Use it for libraries, SDKs, CLI tools, and framework plugins. GitHub Copilot 943installs wordpress-penetration-testing zebbern skill This skill audits WordPress installations for common vulnerabilities and REST API permission issues in plugins. Designed for authorized security assessments. Claude Code CX Codex Cursor +1 1,100installs self-improve Yeachan-Heo skill Runs an autonomous code-improvement loop that researches a repository, reviews plans, and compares benchmark results. Use it when progress is measured by a defined metric. Claude Code CX Codex Cursor +1 730installs salesforce-apex-quality official github skill Checks Apex for governor-limit risks, security gaps, and missing tests. Use it when GitHub Copilot reviews or generates Salesforce classes, triggers, and test code. GitHub Copilot 884installs node mcollina skill Gives an agent Node.js and TypeScript guidance, from running .ts files directly to streams, tests and graceful shutdown. Claude Code CX Codex Cursor +1 5,900installs ce-polish EveryInc skill Refines a working feature through browser feedback: you point out what needs work, the skill edits the code, hot reload shows the result. Claude Code CX Codex Cursor +1 1,100installs user-story deanpeters skill Turns product requirements into Mike Cohn user stories paired with Gherkin acceptance criteria. Fits backlog refinement and sprint planning. Claude Code CX Codex Cursor +1 4,100installs salesforce-flow-design official github skill Reviews Salesforce Flow architecture, type selection, bulk safety, and fault handling. Use it before designing, reviewing, or activating a Flow. GitHub Copilot 839installs test-gaps ruvnet skill Detects missing test coverage and suggests tests to write. Helpful right after adding a new feature or before cutting a release. Claude Code CX Codex Cursor +1 753installs php-pro VoltAgent Community subagent Claude Code subagent for PHP 8.3+, Laravel, and Symfony projects requiring strict typing, PHPStan level 9 checks, and async patterns. Claude Code 2,019installs ddd-aggregate ruvnet skill Scaffolds a DDD aggregate root with an entity, value objects, a repository interface, domain events, and test stubs. Useful when modeling business logic in an existing bounded context. Claude Code CX Codex Cursor +1 749installs anti-detect-browser antibrow skill Launch Chromium with a genuine device fingerprint through Playwright API. Each profile gets one coherent identity that persists across runs for testing, scraping, and multi-account work. Claude Code CX Codex Cursor +1 136,100installs sparc-spec ruvnet skill Runs the first SPARC phase: turns a feature description into requirements, acceptance criteria and constraints, then keeps the spec in ruflo memory. Claude Code CX Codex Cursor +1 732installs verify Yeachan-Heo skill Turns "it should work" into evidence you can read: which check ran, what passed, and what stayed unverified. Claude Code CX Codex Cursor +1 642installs sparc-refine ruvnet skill Runs the Refinement and Completion phases of the SPARC framework. It audits code against specs, raises test coverage to 80%, and verifies release readiness. Claude Code CX Codex Cursor +1 729installs migrate-validate ruvnet skill A skill that automatically validates pending database migrations for errors: broken foreign key references, incomplete rollbacks, naming violations. Catches issues before they reach the database. Claude Code CX Codex Cursor +1 728installs voice-ai-development sickn33 skill This skill guides work on voice applications and real-time voice agents. Use it when a task involves speech recognition, speech synthesis, or streamed audio. Claude Code CX Codex Cursor +1 959installs debug Yeachan-Heo skill Diagnoses broken OMC sessions, workflow failures, and repo state issues using traces and targeted reproduction. Claude Code CX Codex Cursor +1 629installs mantis-patch official google skill Generates minimal security fixes in isolated environments, applies patches, and verifies them against reproduced vulnerability findings. Claude Code CX Codex Cursor +1 1,500installs mantis-reproduce official google skill Generates and executes crash reproducers in isolated sandboxes to verify security flaws. It helps confirm findings before patching. Claude Code CX Codex Cursor +1 1,500installs mantis-researcher official google skill Audits production source code against workspace/plan.json. It inspects target files for boundary checks, missing sanitization, and interface violations without modifying the codebase. Claude Code CX Codex Cursor +1 1,500installs react18-dep-compatibility official github skill Checks minimum dependency versions for React 18.3.1 and React 19. Use it during React upgrades and when resolving peer dependency conflicts. GitHub Copilot 764installs game-automation rehan-remade skill Launches games, captures GPU-rendered windows, and simulates mouse and keyboard input. Helps an agent verify mods directly inside a running game on Windows and WSL. Claude Code CX Codex Cursor +1 1,500installs react18-batching-patterns official github skill Diagnoses and fixes React 18 automatic batching bugs in class components. Useful when upgrading from React 17 breaks state assertions or async flows. GitHub Copilot 754installs qa-test-planner softaworks skill Turns a feature description into a test plan, manual test cases, a regression suite or a bug report. Fires only when you name it: qa-test-planner. Claude Code CX Codex Cursor +1 4,300installs cost-benchmark ruvnet skill Runs corpus benchmarks to evaluate booster performance and compare spend against Gemini or Claude baselines. Generates verifiable cost tables before releases. Claude Code CX Codex Cursor +1 679installs react18-enzyme-to-rtl official github skill Provides Enzyme to React Testing Library migration patterns for React 18 upgrades. Useful when rewriting shallow renders, mount calls, and state assertions into user behavior checks. GitHub Copilot 739installs golang-pro Seth Hobson subagent This subagent helps design Go services, inspect concurrent code, and profile performance. Use it when a task calls for tested code and careful goroutine handling. Claude Code CX Codex Cursor 1,911installs 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 browser-trace browserbase skill Attaches a second CDP client to a browser session that is already running, records the whole DevTools stream to disk, and splits it so you can search a failed run. Claude Code CX Codex Cursor +1 3,000installs 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 app-store-preflight-skills truongduy2611 skill Walks an Xcode project through the rejection patterns Apple flags most often, then returns a report sorted by severity. Claude Code CX Codex Cursor +1 2,100installs wp-phpstan WordPress skill Sets up PHPStan static analysis in WordPress plugins and themes, while managing baselines and WordPress-specific PHPDoc types. Claude Code CX Codex Cursor +1 4,600installs 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