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Configure Vitest 4.x with correct pool architecture, coverage settings, and multi-project setup. Use when creating or modifying vitest.config files or setting up test infrastructure.
Migrate from Vitest 2.x/3.x to 4.x with pool options, coverage config, workspace to projects, and browser mode updates. Use when upgrading Vitest versions or encountering deprecated patterns.
Review Vitest configuration for deprecated patterns and best practices. Use when reviewing test configuration or vitest setup.
Set up Vitest browser mode with Playwright or WebDriverIO providers, use page and userEvent APIs, test components. Use when testing browser-specific code or UI components.
Write Vitest tests with describe/test blocks, expect assertions, vi mocking, async testing, and parameterized tests. Use when creating or modifying test files.
Modifies files
Hook triggers on file write and edit operations
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Sign in to claimBased on adoption, maintenance, documentation, and repository signals. Not a security audit or endorsement.
A curated marketplace of Claude Code plugins for various technologies. This repository serves as a central hub for discovering, sharing, and installing Claude Code plugins that enhance development workflows.
Claude Code is an AI-powered coding assistant that can be extended through plugins. Plugins can add custom commands, specialized agents, autonomous skills, event hooks, and integrations with external tools via the Model Context Protocol (MCP).
/plugin marketplace add daniel/claude-configs
/plugin
This will open the plugin browser where you can see all available plugins from this marketplace.
/plugin install <plugin-name>@claude-configs
Replace <plugin-name> with the name of the plugin you want to install.
/help
This will show all available commands, including those added by your installed plugins.
This repository includes a comprehensive plugin template that demonstrates all available plugin features:
/example)@example-agent)The template is located at plugin-template/ and includes detailed documentation for each feature.
A complete Claude Code plugin follows this structure:
my-plugin/
├── .claude-plugin/
│ └── plugin.json # Plugin metadata (required)
├── commands/ # Custom slash commands (optional)
│ └── example-command.md
├── agents/ # Custom agents (optional)
│ └── example-agent.md
├── skills/ # Autonomous skills (optional)
│ └── example-skill.md
├── hooks/ # Event handlers (optional)
│ └── hooks.json
└── .mcp.json # MCP server config (optional)
plugin-template/To test your plugin locally before publishing:
# Add your local plugin directory
/plugin marketplace add ./path/to/your-plugin
# Install the plugin
/plugin install your-plugin-name
# Verify it works
/help
This marketplace includes validation tools to ensure plugins meet quality standards.
# Install dependencies
npm install
# Run validation
npm run validate
The validation script checks:
Currently, this marketplace contains:
More plugins will be added as the marketplace grows. Check back regularly or contribute your own!
Plugins are organized by technology and use case:
We welcome contributions! Please see our Contributing Guide for details on:
Tailwind CSS v4 patterns: CSS-first config, oklch colors, container queries, @utility directive
Prisma 6 ORM patterns, client management, query optimization, and security best practices based on real-world AI coding failures
React 19 patterns, hooks, and best practices for modern React applications
TypeScript 5.9 type safety, compiler configuration, and best practices based on real-world AI coding failures. Provides intelligent skill recommendations, type safety validation, and prevents common TypeScript anti-patterns.
Cross-cutting code review plugin that orchestrates review skills from tool plugins
npx claudepluginhub djankies/claude-configs --plugin vitest-4Modern TypeScript/JavaScript testing with Vitest. Fast unit and integration tests, native ESM support, Vite-powered HMR, and comprehensive mocking. Use for testing TS/JS projects.
secondskyAuto-invoked skill for writing, debugging, and configuring Vitest tests in Vite-based projects
hamsurangJavaScript and TypeScript development toolkit with ESLint, Vitest, and unit testing best practices
el-feoComplete Vitest 4.0 Playwright 1.56 MSW 2.x testing system with 2025 best practices and Windows/Git Bash support. PROACTIVELY activate for: (1) ANY testing task (unit/integration/E2E/visual), (2) Browser Mode testing (Vitest 4.0 stable release Oct 2025), (3) Visual regression testing (toMatchScreenshot), (4) Playwright AI Test Agents (planner/generator/healer), (5) Test annotation and metadata (Vitest 3.2+), (6) Mutation testing for quality assurance, (7) Test creation and scaffolding, (8) Playwright Traces debugging with titlePath, (9) Coverage analysis and optimization, (10) MSW 2.x mock management with happy-path-first patterns, (11) Role-based locator patterns, (12) CI/CD test setup, (13) Multi-project test architecture, (14) Line-number filtering, (15) Windows/Git Bash cross-platform testing. Provides: Vitest 4.0 features (stable browser mode, visual regression with toMatchScreenshot, Playwright trace integration, toBeInViewport matcher), Playwright 1.56 features (AI agents - Planner/Generator/Healer, VS Code 1.105+ integration, titlePath hierarchy, Debian 13), MSW 2.x best practices (Fetch API primitives, domain-based handlers), Windows/Git Bash path conversion awareness and shell detection, mutation testing capabilities, intelligent test running, auto-scaffolding with boilerplate, coverage gap analysis, advanced snapshot management, parallel execution optimization, and comprehensive cross-platform 2025-compliant test infrastructure. Ensures production-ready testing with latest patterns across all platforms including Windows Command Prompt, PowerShell, Git Bash, macOS, and Linux.
JosiahSiegelTestForge - Master of quality assurance through intelligent test generation. Analyzes code behavior to auto-generate comprehensive tests that catch real bugs, not just boost coverage numbers. Supports Jest, Pytest, Vitest, and more.
markus41Manage and update snapshot tests with intelligent diff analysis and selective updates
jeremylongshore