18,394 mods in this category, of every kind an agent can take. Each one carries what it costs per session, what the scan found, and whether it is the original.
Skill Claude CodeCodex
A debugging workflow that reproduces a problem with a failing test, collects evidence, finds the underlying cause, applies a fix, and runs regression checks. Regression checks verify that the fix does not break behavior that already worked.
itsnex1s/awesome-claude-skills
Skill Claude Code
Testing with Vitest, Jest, and Playwright. Use for unit tests, integration tests, E2E tests, and coverage reports.
henchmarketing-rgb/sub-zero-skill
Plugin Claude Code
Bundles 1 command, 2 agents · 137 tokens together
Audit a project, plan the path to a win condition, then execute step by step with real-world verification. A fresh-context verifier sub-agent checks the world before any success is declared.
Skill Claude Code
Evaluate and improve Claude Code commands, skills, and agents. Use when testing prompt effectiveness, validating context engineering choices, or measuring improvement quality.
Skill Claude CodeCodex
Use this skill when adding a new feature vertical to this template — a domain aggregate with its port, repository, application service, DTOs, endpoint, and tests. Trigger it for requests like "add an endpoint", "add a new entity", "build the X feature", or "wire up a new service".
Skill Claude CodeCodex
A development rule for a FastAPI and SQLite project that requires tests to run with `pytest -v`, then requires failures to be fixed and tests rerun until coverage reaches 100%. FastAPI is a Python web framework, and pytest is a Python testing tool.
Plugin Claude Code
Bundles 12 skills, 1 agent · 391 tokens together
Development workflow skills for commits, linting, testing, code review, PRs, documentation, coverage, dependencies, project scaffolding, and task automation.
Skill Claude Code
Set up VoiceCheck end to end — install the package with the right extras, run a zero-key smoke test to prove the pipeline works, configure a transport (LiveKit, Daily, VAPI, or Retell) and audio providers, then scaffold, validate, and run a first scenario. Use when someone wants to install, onboard onto, or get…
Agent Claude Code
E2E verification — executes user-journey use cases through user-facing interfaces (API, UI via Playwright MCP, CLI) and produces a markdown report. Read-only: cannot modify code or write files.
Skill Claude CodeCodex
Invoke this skill for any testing or quality assurance task — writing unit tests, integration tests, E2E tests, auditing test coverage, finding edge cases, or reviewing existing test suites. Triggers on: 'write tests for this', 'add unit tests', 'find edge cases', 'audit my test coverage', 'my tests are flaky', 'write…
Skill Claude CodeCodex
Verify a code change does what it should by running the app.
Skill Claude CodeCodex
LTP Test Analyzer - evaluate test quality, robustness, and coverage.
Cursor rule Cursor needs its repo
TDD workflow and verification gates for FF1-CLI.
mh2-lee/everything-claude-code
Agent Claude Code
End-to-end testing specialist using Playwright. Use PROACTIVELY for generating, maintaining, and running E2E tests. Manages test journeys, quarantines flaky tests, uploads artifacts (screenshots, videos, traces), and ensures critical user flows work.
Skill Claude Code
Set up Playwright E2E testing framework for any project — auto-detects stack, auth, routes, and selectors.
colliercoder/forge-methodology
Command Claude Code
Run automated E2E browser tests for a FORGE feature, capturing screenshots and generating a comprehensive test report.
Skill Claude Code
A repository-wide tool that creates and runs unit tests for Python code with pytest or C++ code with Google Test.
Skill Claude CodeCodex
A Russian-language style guide and editor for Allure test annotations. Allure is a tool that turns test metadata, titles, descriptions, and steps into readable test reports.
laravel-agent-kits/claude-livewire-starter-kit
Agent Claude Code
Expert QA engineer specializing in comprehensive quality assurance, test strategy, and quality metrics. Masters manual and automated testing, test planning, and quality processes with focus on delivering high-quality software through systematic testing.
Skill Claude CodeCodex
Audits a repo's test suite against a short rubric and scaffolds a comprehensive one if it's thin or missing. Detects language and test framework, measures coverage where possible, identifies gaps (no unit tests, no integration tests, no CI hook, slow or flaky suite, uncovered critical paths), and presents a scored…
Skill Claude CodeCodex
A testing skill that checks whether a third-party coding-agent skill does what its documentation claims. It breaks claims into individual items and tests them in a temporary workspace.
Plugin Claude Code
MCP server for TwinCAT 3 PLC projects: read structure, write ST code, trigger builds, deploy to targets, run TcUnit tests.
Plugin Claude Code
Bundles 20 skills · 2,536 tokens together
Repo-agnostic engineering loop engine: config-driven verification gate, sticky PR-comment delivery, and the review/sweep skill contracts. Repo specifics live in each repo's .claude/verify/config.ts, not here.
Plugin Claude Code
Bundles 10 skills · 332 tokens together
Personal development workflow skills: brainstorming, planning, TDD, debugging, verification, review, and Codex integration.
At most 3 mods per repository are shown here, and a mod shipped inside a plugin is left to that plugin's page — the rest are on their repository pages: