NeVibeCode · 75 items
Subagents for Testing and QA
Subagents for Testing and QA: what each one does, an install command and example prompts.
code-reviewer
official subagent Reviews code changes against CLAUDE.md project rules and flags material defects. Run it before a commit or pull request.
31,050installs
code-reviewer
official subagent This subagent checks code changes for bugs, security issues, and project-rule violations. Use it when a review should focus on findings that matter.
31,050installs
test-engineer
official subagent This subagent captures legacy behavior in tests and compares it with a rewritten implementation. Use it before changing existing modules.
9,715installs
code-reviewer subagent Reviews code changes for bugs, security flaws and maintenance issues. Use it before merging complex work or auditing a project.
31,050installs
fullstack-developer subagent This subagent carries a feature across the database, API, and frontend layers. Use it when one change needs a consistent end-to-end implementation.
18,117installs
prompt-engineer subagent This subagent designs, tests, and improves prompts for LLM production systems. Use it when prompts need evaluation, metrics, or cost tracking.
16,078installs
debugger subagent Diagnoses software failures, reads stack traces, and isolates root causes to fix elusive bugs. Helpful when logs alone do not explain a crash.
13,459installs
python-pro subagent A subagent for type-safe Python code across web APIs, system utilities, and complex applications. Use it when async patterns and broad type coverage matter.
11,689installs
python-pro subagent A subagent for modern Python 3.12+ development, async code, testing, APIs, and performance work. Use it when a project needs deeper Python guidance.
CX Codex
11,689installs
typescript-pro subagent This subagent handles advanced TypeScript patterns, complex generics, and type safety across frontend and backend code. Use it for type-heavy project work.
9,602installs
typescript-pro subagent A subagent for advanced TypeScript types, strict checking, and architecture work. Use it when generics, inference, or decorators need careful design.
CX Codex
9,602installs
mobile-developer subagent A subagent for React Native and Flutter apps that covers native features, offline-first architecture, and platform-aware performance work.
7,777installs
error-detective subagent A Claude subagent that digs into failures: correlates errors across services, traces cascades and suggests how to prevent them.
7,557installs
javascript-pro subagent This subagent reviews and changes JavaScript for browser and Node.js projects. Use it for work involving async code, performance, or modern language features.
4,974installs
backend-developer subagent Subagent for building backend APIs and microservices in Node.js, Python, and Go. Helps implement relational schemas, caching, and OWASP security rules.
2,724installs
penetration-tester subagent Runs authorized security tests, validates vulnerabilities and reports remediation steps. Use it to assess systems within an agreed scope.
2,407installs
php-pro subagent Claude Code subagent for PHP 8.3+, Laravel, and Symfony projects requiring strict typing, PHPStan level 9 checks, and async patterns.
2,019installs
golang-pro 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.
CX Codex
1,911installs
qa-expert subagent Plans test strategies, analyzes coverage gaps, and tracks quality metrics across development lifecycles in Claude Code.
980installs
legacy-modernizer subagent Assesses aging codebases and breaks modernization into migration steps with tests and rollback planning. Use it when changes need to happen incrementally.
826installs
react-specialist 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.
815installs
refactoring-specialist subagent Transforms messy, duplicated code into clean structures while keeping existing behavior intact. Ideal for legacy refactoring and reducing cyclomatic complexity.
784installs
cpp-pro subagent Writes modern C++ from C++11 to C++23 using RAII, smart pointers, and STL algorithms. Helps with C++ refactoring and template design.
CX Codex
781installs
flutter-expert 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.
CX Codex
720installs
performance-engineer subagent A Claude Code subagent designed to identify performance bottlenecks across code, databases, and infrastructure under heavy load.
671installs
test-automator subagent This subagent designs test automation, writes test scripts, and connects testing to CI/CD. Use it when manual checks leave important gaps.
625installs
vue-expert subagent Builds Vue 3 and Nuxt 3 applications, handles Composition API patterns, tunes reactivity, and configures testing suites.
577installs
java-architect subagent Designs enterprise Java 17+ architectures and configures Spring Boot 3.x microservices. Helps migrate services, isolate domain logic, and adopt reactive pipelines.
558installs
stackhawk-security-onboarding
official subagent This subagent checks whether a repository has an application or API worth testing, then prepares StackHawk configuration and a GitHub Actions workflow. Use it to set up security scans for an app.
179installs
laravel-specialist subagent A Claude subagent for Laravel 10+ and PHP 8.2+ work: Eloquent models, queues, API resources. Useful when a Laravel codebase needs structure, not guesswork.
418installs
blockchain-developer subagent This subagent helps build smart contracts, DApps, and blockchain protocols with attention to security, gas costs, and Web3 integration. Use it for Solidity and EVM work.
375installs
accessibility-tester subagent This subagent tests interface accessibility, WCAG conformance, and assistive technology support. Use it for audits and accessibility fixes in a project.
346installs
django-developer subagent Subagent for Django 4+ and Python 3.11+ web development in Claude Code. Handles ORM query optimization, Django REST Framework APIs, and async views.
344installs
spring-boot-engineer subagent This subagent helps plan and build Spring Boot 3+ applications, including microservices and reactive services. Use it when a project involves cloud deployment or enterprise integrations.
336installs
csharp-developer subagent This subagent inspects .NET solutions and helps build C# applications, ASP.NET Core APIs, and Entity Framework Core features. Use it when async code or clean architecture is part of the task.
276installs
chaos-engineer subagent This subagent plans controlled failure experiments and checks how a system recovers. Use it to prepare for incidents or run a game day.
267installs
rust-engineer subagent Guides Rust 2021 development focusing on memory safety, zero-cost abstractions, and Miri validation. Handy for systems programming, embedded devices, and async services.
262installs
rails-expert subagent Tailors Rails architecture to version 7.x or 8.x based on Gemfile.lock. Handles Hotwire, Solid Queue jobs, database migrations, and test suites.
199installs
elixir-expert subagent Reviews an Elixir project and helps implement changes using OTP, Phoenix, and Ecto. Use it when you need to reason about process architecture, fault handling, or tests.
167installs
scaffolder
official subagent Builds a single service skeleton from an approved architecture document and specification. Generates domain models, API stubs, and acceptance tests.
★ 44,635repo stars
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