MCP App StoreMCP App StoreSKILL.md packages that extend Claude Code, Cursor, Copilot, and other AI agents.
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inertia-rails-skills
Testing guide and helpers for Inertia Rails apps — RSpec/Minitest matchers and examples for Inertia responses, components, props, flashes, and partial reloads.
claude-plugins
Automatically orient an agent to an unfamiliar git codebase: analyze git state, detect project type and tooling, surface risk flags and give actionable next ste
skills
Configure and optimize mewt/muton mutation-testing campaigns: scope targets, tune timeouts, and prepare long-running runs for reliable results.
draft
Identify, categorize, and prioritize technical debt across six dimensions, producing evidence-based remediation plans and prioritized quick wins.
claude-codex-settings
Automate Electron desktop apps (Slack, VS Code, Discord, Figma, Notion, Spotify) via Chrome DevTools Protocol using agent-browser for snapshots, interactions, a
TerminalSkills Library
Perform structured, prioritized code reviews that find correctness, security, performance, reliability, and testing issues and provide concrete fix suggestions.
dotfiles
Systematic workflow for debugging web apps using Chrome DevTools or Playwright, prioritizing fast validation, network/console inspection, and minimal snapshots.
evanflow
A vertical-slice TDD workflow: write one test, implement minimally, refactor, and repeat — focusing on behavior through public interfaces rather than implementa
ucai
Guidance and templates for designing tests, scaffolding unit/integration/E2E tests, and improving test quality and coverage across languages and frameworks.
nexus-agents
Structured bug-fix workflow and triage protocol: reproduce, localize, reduce, fix, add regression test, and verify before resuming development.
claude-skills-collection
Run and manage Playwright-based end-to-end test regimes: discovery, execution, evidence capture, and reporting for web apps.
claude-code-tauri-skills
Testing patterns and tooling for Tauri v2 apps: unit/integration mocks, WebDriver e2e tests, and CI integration with GitHub Actions.
claude-plugins
Provides expert guidance for modern Rust systems programming: cargo workflows, ownership, async/concurrency (Tokio), testing, profiling, and tooling best practi
Claude Code Workflows
Opinionated, language-agnostic principles and patterns to improve maintainability, readability, and robustness when implementing features, refactoring, or revie
tackline
Create structured bug reports from descriptions or review output, with repro steps and priority to file issues in your tracker.
claude-plugins
Guides integration of the vendor-agnostic OpenFeature feature-flag SDK across languages: installation, provider setup, flag evaluation, hooks, and testing patte
specialist-agent
Run disciplined TDD cycles: write a failing test, implement the minimal fix, then refactor — for features and bugfixes where correctness matters.
memstack
Run a structured verification protocol (automated checks + manual requirements review) to confirm work meets requirements before committing or shipping.
claude-code-python-stack
Guides and best-practice patterns for Python testing using pytest, TDD, fixtures, mocking, parametrization and coverage goals.
awesome-copilot
Run a complete quality engineering audit on any codebase. Derives behavioral requirements from the code, generates spec-traced functional tests, runs a three...
apple-skills
Reference skill for Apple's modern Swift Testing framework: defines @Test/@Suite, expectations (#expect/#require), traits, and migration patterns from XCTest.
opencode-skills-collection
Guidelines and utilities for TDD, factory-based test data, mocking strategies, and testing patterns for React/TypeScript projects.
plugins
Run a focused code review workflow: gather context, run targeted tests, fix critical issues, commit focused changes, and open or update a PR.
my_arxiv_daily
Create, iterate on, and evaluate Agent Skills: draft SKILL.md, run test prompts, collect quantitative and qualitative feedback, and optimize skill descriptions
file-organizer-mcp
Developer guide and patterns for building and testing the File Organizer MCP server: secure path validation, tools, tests, and safe file operations.
digital-chip-design-agents
Guides Design-for-Test workflows: scan architecture planning, scan insertion, ATPG pattern generation, MBIST/LBIST insertion, JTAG setup, and DFT sign-off for m
mattpocock-skills
Practical guide to replace `as` type assertions in TypeScript tests with @total-typescript/shoehorn helpers (fromPartial, fromAny) to make tests type-safe and c
skill-creator-claw
Create, test, and iteratively improve OpenClaw skills; includes eval workflows, test-case guidance, and packaging tools.
hai-stack
Drive development with strict red–green–refactor TDD: produce failing tests first, minimal implementation, and documented refactor steps.
activer007
Comprehensive guidance for writing robust unit and integration tests for shell scripts using Bats, including fixtures, setup/teardown, mocking, and CI integrati