# Subagents for Testing and QA Subagents for Testing and QA: what each one does, an install command and example prompts. 81 cards · page 2 of 3 - HTML: https://affpapa.org/en/nevibecode/agents/topic/testing?page=2 - Instructions for agents: https://affpapa.org/en/nevibecode/agents.md - [pr-test-analyzer](https://affpapa.org/en/nevibecode/agents/pr-test-analyzer.md) — subagent (official Anthropic) · Anthropic · Claude Code · ★ 44635 — This subagent checks whether pull request tests cover changed behavior, edge cases, and error paths. - [scaffolder](https://affpapa.org/en/nevibecode/agents/scaffolder.md) — subagent (official Anthropic) · Anthropic · Claude Code · ★ 44635 — Builds a single service skeleton from an approved architecture document and specification. - [agent-sdk-verifier-ts](https://affpapa.org/en/nevibecode/agents/agent-sdk-verifier-ts.md) — subagent (official Anthropic) · Anthropic · Claude Code · ★ 44635 — Verifies @anthropic-ai/claude-agent-sdk applications before release. - [agent-sdk-verifier-py](https://affpapa.org/en/nevibecode/agents/agent-sdk-verifier-py.md) — subagent (official Anthropic) · Anthropic · Claude Code · ★ 44635 — Checks a Python Agent SDK application for configuration issues, SDK usage, security gaps, and readiness for testing or deployment. - [web-accessibility-checker](https://affpapa.org/en/nevibecode/agents/web-accessibility-checker.md) — subagent · davila7 · Claude Code · 1438 installs — A subagent that checks markup against WCAG, reviews HTML semantics and keyboard access, and returns a report listing violations. - [Expert Vue.js Frontend Engineer](https://affpapa.org/en/nevibecode/agents/expert-vuejs-frontend-engineer.md) — subagent (official GitHub) · github · GitHub Copilot · ★ 40418 — GitHub Copilot subagent specialized in Vue 3, Composition API, TypeScript, and component architecture. - [Software Engineer Agent](https://affpapa.org/en/nevibecode/agents/software-engineer-agent.md) — subagent (official GitHub) · github · GitHub Copilot · ★ 40418 — Autonomously writes code to specification, executes tests, and resolves ambiguities without asking for manual confirmations. - [Salesforce UI Development (Aura & LWC)](https://affpapa.org/en/nevibecode/agents/salesforce-ui-development-aura-lwc.md) — subagent (official GitHub) · github · GitHub Copilot · ★ 40418 — A GitHub Copilot subagent that builds Lightning Web Components and Aura components with accessibility and SLDS in mind. - [Research Harness Engineer](https://affpapa.org/en/nevibecode/agents/research-harness-engineer.md) — subagent (official GitHub) · github · GitHub Copilot · ★ 40418 — A subagent for experiment campaigns: it builds an evaluation harness that is hard to fool and keeps every reported number honest. - [react19-dep-surgeon](https://affpapa.org/en/nevibecode/agents/react19-dep-surgeon.md) — subagent (official GitHub) · github · GitHub Copilot · ★ 40418 — Walks a project's dependencies up to React 19 step by step: core, testing-library, Apollo and Emotion, then peer conflicts, ending in a GO/NO-GO verdict. - [react18-test-guardian](https://affpapa.org/en/nevibecode/agents/react18-test-guardian.md) — subagent (official GitHub) · github · GitHub Copilot · ★ 40418 — A subagent that fixes failing tests after the move to React 18.3.1 and keeps looping until nothing fails. - [quality-playbook](https://affpapa.org/en/nevibecode/agents/quality-playbook.md) — subagent (official GitHub) · github · GitHub Copilot · ★ 40418 — Runs a six-phase quality audit over a codebase, each phase in its own context window. - [Playwright Tester Mode](https://affpapa.org/en/nevibecode/agents/playwright-tester-mode.md) — subagent (official GitHub) · github · GitHub Copilot · ★ 40418 — A GitHub Copilot subagent that walks the site through Playwright MCP first, then writes and runs TypeScript tests. - [Expert Nuxt Developer](https://affpapa.org/en/nevibecode/agents/expert-nuxt-developer.md) — subagent (official GitHub) · github · GitHub Copilot · ★ 40418 — Guides Nuxt 3 and Nitro development with TypeScript typing. - [Laravel Expert Agent](https://affpapa.org/en/nevibecode/agents/laravel-expert-agent.md) — subagent (official GitHub) · github · GitHub Copilot · ★ 40418 — A GitHub Copilot subagent for Laravel 12+ work: Eloquent, Artisan, routes, PHPUnit tests. - [gem-reviewer](https://affpapa.org/en/nevibecode/agents/gem-reviewer.md) — subagent (official GitHub) · github · GitHub Copilot · ★ 40418 — Runs independent reviews of plans, tasks, code, configs, and integrations. - [gem-mobile-tester](https://affpapa.org/en/nevibecode/agents/gem-mobile-tester.md) — subagent (official GitHub) · github · GitHub Copilot · ★ 40418 — A subagent that runs E2E tests on iOS and Android simulators and emulators through Detox and Maestro. - [gem-code-simplifier](https://affpapa.org/en/nevibecode/agents/gem-code-simplifier.md) — subagent (official GitHub) · github · GitHub Copilot · ★ 40418 — A refactoring subagent that removes dead code and drops complexity. - [Frontend Performance Investigator](https://affpapa.org/en/nevibecode/agents/frontend-performance-investigator.md) — subagent (official GitHub) · github · GitHub Copilot · ★ 40418 — Diagnoses runtime web performance issues, layout shifts, and Core Web Vitals regressions by connecting browser traces directly to your code. - [C++ Expert](https://affpapa.org/en/nevibecode/agents/github-c-expert.md) — subagent (official GitHub) · github · GitHub Copilot · ★ 40418 — Provides guidance on modern C++ following ISO standards and C++ Core Guidelines. - [Doublecheck](https://affpapa.org/en/nevibecode/agents/doublecheck.md) — subagent (official GitHub) · github · GitHub Copilot · ★ 40418 — Verifies AI-generated text by finding web sources and highlighting hallucination risks. - [DiffblueCover](https://affpapa.org/en/nevibecode/agents/diffbluecover.md) — subagent (official GitHub) · github · GitHub Copilot · ★ 40418 — Generates Java unit tests using Diffblue Cover and commits verified tests to Git. - [DevTools Regression Investigator](https://affpapa.org/en/nevibecode/agents/devtools-regression-investigator.md) — subagent (official GitHub) · github · GitHub Copilot · ★ 40418 — Reproduces UI regressions in the browser and pinpoints root causes using network and console evidence. - [Delphi Expert](https://affpapa.org/en/nevibecode/agents/delphi-expert.md) — subagent (official GitHub) · github · GitHub Copilot · ★ 40418 — Assists with Object Pascal development in Delphi projects. - [Debug Mode Instructions](https://affpapa.org/en/nevibecode/agents/debug-mode-instructions.md) — subagent (official GitHub) · github · GitHub Copilot · ★ 40418 — A GitHub Copilot subagent that walks debugging in phases: reproduce the bug, find the root cause, patch it, verify. - [C#/.NET Janitor](https://affpapa.org/en/nevibecode/agents/cnet-janitor.md) — subagent (official GitHub) · github · GitHub Copilot · ★ 40418 — Cleans up and modernizes C# and .NET codebases by resolving technical debt, adding tests, and applying modern language features. - [Clojure Interactive Programming](https://affpapa.org/en/nevibecode/agents/clojure-interactive-programming.md) — subagent (official GitHub) · github · GitHub Copilot · ★ 40418 — Clojure pair-programming agent enforcing REPL-first workflows before saving files. - [CAST Imaging Impact Analysis Agent](https://affpapa.org/en/nevibecode/agents/cast-imaging-impact-analysis-agent.md) — subagent (official GitHub) · github · GitHub Copilot · ★ 40418 — This subagent assesses code change risks and ripple effects using CAST Imaging. - [Blueprint Mode](https://affpapa.org/en/nevibecode/agents/blueprint-mode.md) — subagent (official GitHub) · github · GitHub Copilot · ★ 40418 — Executes strict workflows (Debug, Express, Main, Loop) to deliver clean fixes without guesses or conversational fluff. - [ai-team-qa](https://affpapa.org/en/nevibecode/agents/ai-team-qa.md) — subagent (official GitHub) · github · GitHub Copilot · ★ 40418 — Acts as a dedicated QA engineer named Ivy to run exploratory checks and report bugs. - [Universal PR Comment Addresser](https://affpapa.org/en/nevibecode/agents/universal-pr-comment-addresser.md) — subagent (official GitHub) · github · GitHub Copilot · ★ 40418 — Handles pull request review comments one by one. - [Accessibility Expert](https://affpapa.org/en/nevibecode/agents/github-accessibility-expert.md) — subagent (official GitHub) · github · GitHub Copilot · ★ 40418 — A GitHub Copilot subagent that audits your UI against WCAG 2.1/2.2 and points at what to fix. - [Accessibility Runtime Tester](https://affpapa.org/en/nevibecode/agents/accessibility-runtime-tester.md) — subagent (official GitHub) · github · GitHub Copilot · ★ 40418 — Tests web apps for keyboard operability, focus traps, form error states, and live region updates in runtime. - [Thinking Beast Mode](https://affpapa.org/en/nevibecode/agents/thinking-beast-mode.md) — subagent (official GitHub) · github · GitHub Copilot · ★ 40418 — A GitHub Copilot subagent prompt configured for fully autonomous task resolution, recursive online documentation lookups, and strict testing. - [C# Expert](https://affpapa.org/en/nevibecode/agents/c-expert.md) — subagent (official GitHub) · github · GitHub Copilot · ★ 40418 — Guides the assistant through .NET and C# tasks. - [eval-orchestrator](https://affpapa.org/en/nevibecode/agents/eval-orchestrator.md) — subagent · Seth Hobson · Claude Code, Codex, Cursor · ★ 41729 — Coordinates plugin and skill quality checks: static analysis, LLM judge, then a composite score and badge. - [code-review-preshipment](https://affpapa.org/en/nevibecode/agents/code-review-preshipment.md) — subagent · Sharrmavishal · Claude Code, Codex, Cursor · ★ 41729 — A subagent that walks every change since the last deploy through ten review sections and ends with a SHIP, SHIP WITH FIXES or DO NOT SHIP verdict. - [incident-response-test-automator](https://affpapa.org/en/nevibecode/agents/incident-response-test-automator.md) — subagent · Seth Hobson · Claude Code, Codex, Cursor · ★ 41729 — Writes unit, integration, regression and security tests around a bug fix, then runs the whole suite and reports coverage. - [codebase-cleanup-test-automator](https://affpapa.org/en/nevibecode/agents/codebase-cleanup-test-automator.md) — subagent · Seth Hobson · Claude Code, Codex, Cursor · ★ 41729 — A testing subagent that runs the TDD loop, writes tests and wires them into CI. - [backend-development-tdd-orchestrator](https://affpapa.org/en/nevibecode/agents/backend-development-tdd-orchestrator.md) — subagent · Seth Hobson · Claude Code, Codex, Cursor · ★ 41729 — A subagent that runs the red-green-refactor loop: test first, then code, then cleanup. Next: https://affpapa.org/en/nevibecode/agents/topic/testing.md?page=3 ## Refine [typescript](https://affpapa.org/en/nevibecode/tag/typescript.md) · [debugging](https://affpapa.org/en/nevibecode/tag/debugging.md) · [python](https://affpapa.org/en/nevibecode/tag/python.md) · [refactoring](https://affpapa.org/en/nevibecode/tag/refactoring.md) · [accessibility](https://affpapa.org/en/nevibecode/tag/accessibility.md) · [microservices](https://affpapa.org/en/nevibecode/tag/microservices.md) · [wcag](https://affpapa.org/en/nevibecode/tag/wcag.md) · [csharp](https://affpapa.org/en/nevibecode/tag/csharp.md) · [dotnet](https://affpapa.org/en/nevibecode/tag/dotnet.md) · [fastapi](https://affpapa.org/en/nevibecode/tag/fastapi.md) · [java](https://affpapa.org/en/nevibecode/tag/java.md) · [laravel](https://affpapa.org/en/nevibecode/tag/laravel.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