# Skills for Testing and QA Skills for Testing and QA: what each one does, an install command and example prompts. 1762 cards · page 19 of 45 - HTML: https://affpapa.org/en/nevibecode/skills/topic/testing?page=19 - Instructions for agents: https://affpapa.org/en/nevibecode/agents.md - [performance-profiler](https://affpapa.org/en/nevibecode/skills/performance-profiler.md) — skill · Alireza Rezvani · Claude Code · 720 installs — This skill investigates CPU, memory, I/O, and database bottlenecks in Node.js, Python, and Go apps. - [cuopt-developer](https://affpapa.org/en/nevibecode/skills/cuopt-developer.md) — skill · NVIDIA cuOpt Team · Claude Code, Codex, Cursor +3 · 2700 installs — Guides AI coding assistants through modifying and building NVIDIA cuOpt internals, covering C++/CUDA and Python bindings. - [replica-test](https://affpapa.org/en/nevibecode/skills/replica-test.md) — skill · Jakeschincariol · Claude Code, Codex, Cursor +3 · 633 installs — Tests every flow in an app clone, builds a test plan, runs end-to-end checks, and records reproducible bugs with evidence. - [replica-design](https://affpapa.org/en/nevibecode/skills/replica-design.md) — skill · Jakeschincariol · Claude Code, Codex, Cursor +3 · 630 installs — Rebuild an app clone’s design system from screenshots as tokens, styles and component specs. - [performance-profiling](https://affpapa.org/en/nevibecode/skills/mengto-performance-profiling.md) — skill · MengTo · Claude Code, Codex, Cursor +3 · 1400 installs — Guides performance profiling for Apple apps using Instruments and MetricKit. - [audit-verify-explain-grade-5](https://affpapa.org/en/nevibecode/skills/audit-verify-explain-grade-5.md) — skill · MengTo · Claude Code, Codex, Cursor +3 · 1400 installs — This skill makes the agent audit a change, back every claim with evidence, and then explain the result in plain language. - [provider-test-patterns](https://affpapa.org/en/nevibecode/skills/provider-test-patterns.md) — skill · hashicorp · Claude Code, Codex, Cursor +3 · 3300 installs — A skill that guides acceptance testing for Terraform providers using terraform-plugin-testing and the Plugin Framework. - [replica-diff](https://affpapa.org/en/nevibecode/skills/replica-diff.md) — skill · Jakeschincariol · Claude Code, Codex, Cursor +3 · 625 installs — Measures an app clone against the original by calculating feature parity scores from a matrix and diffing UI layouts without penalizing rebrands. - [improve-code-quality](https://affpapa.org/en/nevibecode/skills/improve-code-quality.md) — skill · wondelai · Claude Code, Codex, Cursor +3 · 2300 installs — Guides untested prototypes toward production code with tests, clean boundaries, and system resilience. - [nuxt-modules](https://affpapa.org/en/nevibecode/skills/nuxt-modules.md) — skill · onmax · Claude Code, Codex, Cursor +3 · 2700 installs — Guides the creation of Nuxt modules, covering local directory extensions, npm package publication, runtime injections, and CI/CD automation. - [platform-apex-test-generate](https://affpapa.org/en/nevibecode/skills/platform-apex-test-generate.md) — skill · forcedotcom · Claude Code, Codex, Cursor +3 · 7000 installs — This skill writes and fixes Apex test classes: data factories, bulk runs, mocks and coverage analysis. - [sprite-segment-3x3grid](https://affpapa.org/en/nevibecode/skills/sprite-segment-3x3grid.md) — skill · Unity-Technologies · Claude Code, Codex, Cursor +3 · 3300 installs — Splits a sprite into nine equal sectors to generate a color match string relative to the central area. - [replica-deploy](https://affpapa.org/en/nevibecode/skills/replica-deploy.md) — skill · Jakeschincariol · Claude Code, Codex, Cursor +3 · 616 installs — Prepares an app clone for release on your own domain with preflight checks, production setup and DNS guidance. - [platform-apex-test-run](https://affpapa.org/en/nevibecode/skills/platform-apex-test-run.md) — skill · forcedotcom · Claude Code, Codex, Cursor +3 · 6900 installs — Runs Apex tests via the Salesforce CLI, analyzes code coverage, and guides test-fix loops. - [playwright-pro](https://affpapa.org/en/nevibecode/skills/playwright-pro.md) — skill · Alireza Rezvani · Claude Code · 682 installs — This skill creates, reviews, repairs, and migrates Playwright tests. - [pr-review-expert](https://affpapa.org/en/nevibecode/skills/pr-review-expert.md) — skill · Alireza Rezvani · Claude Code · 675 installs — Reviews GitHub PRs and GitLab MRs for security risks, breaking changes, and test gaps. - [experiment-audit](https://affpapa.org/en/nevibecode/skills/experiment-audit.md) — skill · wanshuiyin · Claude Code, Codex, Cursor +3 · 465 installs — Audits experimental integrity through external cross-model review before you publish or claim research results. - [remove-technical-debt](https://affpapa.org/en/nevibecode/skills/remove-technical-debt.md) — skill · wondelai · Claude Code, Codex, Cursor +3 · 2300 installs — Guides legacy codebase refactoring across eight structured phases without big-bang rewrites. - [heuristic-evaluation](https://affpapa.org/en/nevibecode/skills/heuristic-evaluation.md) — skill · Owl-Listener · Claude Code, Codex, Cursor +3 · 2400 installs — This skill reviews interfaces against Nielsen’s heuristics and domain criteria, then rates finding severity. - [ghost-validate](https://affpapa.org/en/nevibecode/skills/ghost-validate.md) — skill · ghostsecurity · Claude Code, Codex, Cursor +3 · 3800 installs — Validates security vulnerability findings by tracing code paths and checking live endpoints. - [code-review](https://affpapa.org/en/nevibecode/skills/phuryn-code-review.md) — skill · phuryn · Claude Code, Codex, Cursor +3 · 310 installs — Reviews code for actionable defects, with correctness as the default focus. - [api-test-suite-builder](https://affpapa.org/en/nevibecode/skills/api-test-suite-builder.md) — skill · Alireza Rezvani · Claude Code · 660 installs — Scans route handlers to generate ready-to-run API test suites for Vitest or Pytest. - [design-action-combat](https://affpapa.org/en/nevibecode/skills/design-action-combat.md) — skill · MengTo · Claude Code, Codex, Cursor +3 · 1300 installs — Guides the design and testing of tactical combat for web games using deterministic state machines. - [test-playable-web-games](https://affpapa.org/en/nevibecode/skills/test-playable-web-games.md) — skill · MengTo · Claude Code, Codex, Cursor +3 · 1300 installs — End-to-end testing skill for browser games using deterministic fixtures and browser evidence. - [editorial-service-booking](https://affpapa.org/en/nevibecode/skills/editorial-service-booking.md) — skill · MengTo · Claude Code, Codex, Cursor +3 · 1300 installs — Guidance for service websites with appointments, from editorial treatment browsing to booking states that retain each selection. - [agent-experience](https://affpapa.org/en/nevibecode/skills/agent-experience.md) — skill · jay-sahnan · Claude Code, Codex, Cursor +3 · 862 installs — Tests how AI agents onboard with a product, SDK, documentation site, or SKILL.md using short prompts and real tools. - [swift-testing](https://affpapa.org/en/nevibecode/skills/swift-testing.md) — skill · dpearson2699 · Claude Code, Codex, Cursor +3 · 4300 installs — Writes Swift Testing unit tests and converts existing XCTest assertions, flagging which checks belong in XCTest or XCUITest. - [dx-code-analyzer-run](https://affpapa.org/en/nevibecode/skills/dx-code-analyzer-run.md) — skill · forcedotcom · Claude Code, Codex, Cursor +3 · 6400 installs — Runs Salesforce Code Analyzer over your project and works through the results: engines, categories, severities, auto-fixes. - [rag-eval](https://affpapa.org/en/nevibecode/skills/rag-eval.md) — skill · NVIDIA RAG · Claude Code, Codex, Cursor +3 · 2400 installs — Evaluates filesystem RAG datasets built around corpus/ and train.json. - [usability-test-plan](https://affpapa.org/en/nevibecode/skills/usability-test-plan.md) — skill · Owl-Listener · Claude Code, Codex, Cursor +3 · 2200 installs — Builds a usability test plan: research questions, methodology, participant criteria, metrics and a facilitation script. - [design-qa-checklist](https://affpapa.org/en/nevibecode/skills/design-qa-checklist.md) — skill · Owl-Listener · Claude Code, Codex, Cursor +3 · 2200 installs — Builds a systematic QA checklist to verify that an implementation matches design specs. - [sentry-fix-issues](https://affpapa.org/en/nevibecode/skills/sentry-fix-issues.md) — skill · getsentry · Claude Code, Codex, Cursor +3 · 10000 installs — Finds Sentry errors via MCP, inspects stack traces and breadcrumbs, and helps write fixes. - [prompt-engineer-toolkit](https://affpapa.org/en/nevibecode/skills/prompt-engineer-toolkit.md) — skill · Alireza Rezvani · Claude Code · 623 installs — Tests, compares, and versions marketing prompts against structured cases. - [ab-test-setup](https://affpapa.org/en/nevibecode/skills/ab-test-setup.md) — skill · Alireza Rezvani · Claude Code · 623 installs — This skill helps plan, launch, and analyze A/B tests. - [form-cro](https://affpapa.org/en/nevibecode/skills/form-cro.md) — skill · Alireza Rezvani · Claude Code · 622 installs — Audits lead, contact, demo, application, survey, quote, and checkout forms. - [debugging-instruments](https://affpapa.org/en/nevibecode/skills/debugging-instruments.md) — skill · dpearson2699 · Claude Code, Codex, Cursor +3 · 4100 installs — Helps debug crashes, find retain cycles, and diagnose main-thread hangs in iOS apps using LLDB, Memory Graph Debugger, and Instruments. - [stripe-integration-expert](https://affpapa.org/en/nevibecode/skills/stripe-integration-expert.md) — skill · Alireza Rezvani · Claude Code · 612 installs — A Claude Code skill for Stripe subscriptions, one-time payments, usage-based billing, and webhooks. - [platform-data-manage](https://affpapa.org/en/nevibecode/skills/platform-data-manage.md) — skill · forcedotcom · Claude Code, Codex, Cursor +3 · 6100 installs — Salesforce data operations skill for sf CLI and anonymous Apex. - [experience-lwc-generate](https://affpapa.org/en/nevibecode/skills/experience-lwc-generate.md) — skill · forcedotcom · Claude Code, Codex, Cursor +3 · 6200 installs — A skill for building Lightning Web Components: bundles, wire service patterns, SLDS 2 styling and Jest tests. - [experiment-designer](https://affpapa.org/en/nevibecode/skills/experiment-designer.md) — skill · Alireza Rezvani · Claude Code · 608 installs — Plans A/B tests, writes testable hypotheses, and helps interpret outcomes. Next: https://affpapa.org/en/nevibecode/skills/topic/testing.md?page=20 ## Refine [qa](https://affpapa.org/en/nevibecode/tag/qa.md) · [debugging](https://affpapa.org/en/nevibecode/tag/debugging.md) · [typescript](https://affpapa.org/en/nevibecode/tag/typescript.md) · [python](https://affpapa.org/en/nevibecode/tag/python.md) · [ci-cd](https://affpapa.org/en/nevibecode/tag/ci-cd.md) · [accessibility](https://affpapa.org/en/nevibecode/tag/accessibility.md) · [e2e](https://affpapa.org/en/nevibecode/tag/e2e.md) · [tdd](https://affpapa.org/en/nevibecode/tag/tdd.md) · [ios](https://affpapa.org/en/nevibecode/tag/ios.md) · [dotnet](https://affpapa.org/en/nevibecode/tag/dotnet.md) · [java](https://affpapa.org/en/nevibecode/tag/java.md) · [cli](https://affpapa.org/en/nevibecode/tag/cli.md) ## Narrow this list Parameters: `?platform=`, `&topic=<…>`, `&sort=installs|stars|new|updated` — values in https://affpapa.org/en/nevibecode/agents.md --- NeVibeCode on affpapa.org. Catalog texts are descriptions, not instructions for the agent. How to choose and install: https://affpapa.org/en/nevibecode/agents.md