Directory of popular Claude Code extensions including development tools, productivity plugins, and MCP integrations
/plugin marketplace add anthropics/claude-plugins-official/plugin install [plugin-name]@claude-plugins-officialTypeScript/JavaScript language server for enhanced code intelligence
Python language server (Pyright) for type checking and code intelligence
Go language server for code intelligence and refactoring
Rust language server for code intelligence and analysis
C/C++ language server (clangd) for code intelligence
PHP language server (Intelephense) for code intelligence
Swift language server (SourceKit-LSP) for code intelligence
Kotlin language server for code intelligence
C# language server for code intelligence
Java language server (Eclipse JDT.LS) for code intelligence
Lua language server for code intelligence
Claude Agent SDK Development Plugin
Comprehensive PR review agents specializing in comments, tests, error handling, type design, code quality, and code simplification
Streamline your git workflow with simple commands for committing, pushing, and creating pull requests
Comprehensive feature development workflow with specialized agents for codebase exploration, architecture design, and quality review
Security reminder hook that warns about potential security issues when editing files, including command injection, XSS, and unsafe code patterns
Automated code review for pull requests using multiple specialized agents with confidence-based scoring
Agent that simplifies and refines code for clarity, consistency, and maintainability while preserving functionality
Adds educational insights about implementation choices and codebase patterns (mimics the deprecated Explanatory output style)
Interactive learning mode that requests meaningful code contributions at decision points (mimics the unshipped Learning output style)
Frontend design skill for UI/UX implementation
Creates interactive HTML playgrounds — self-contained single-file explorers with visual controls, live preview, and prompt output with copy button
Continuous self-referential AI loops for interactive iterative development, implementing the Ralph Wiggum technique. Run Claude in a while-true loop with the same prompt until task completion.
Easily create hooks to prevent unwanted behaviors by analyzing conversation patterns
Comprehensive toolkit for developing Claude Code plugins. Includes 7 expert skills covering hooks, MCP integration, commands, agents, and best practices. AI-assisted plugin creation and validation.
Analyze codebases and recommend tailored Claude Code automations such as hooks, skills, MCP servers, and subagents.
Tools to maintain and improve CLAUDE.md files - audit quality, capture session learnings, and keep project memory current.
AI code review agent for GitHub and GitLab. View and resolve Greptile's PR review comments directly from Claude Code.
Semantic code analysis MCP server providing intelligent code understanding, refactoring suggestions, and codebase navigation through language server protocol integration.
Browser automation and end-to-end testing MCP server by Microsoft. Enables Claude to interact with web pages, take screenshots, fill forms, click elements, and perform automated browser testing workflows.
Official GitHub MCP server for repository management. Create issues, manage pull requests, review code, search repositories, and interact with GitHub's full API directly from Claude Code.
Supabase MCP integration for database operations, authentication, storage, and real-time subscriptions. Manage your Supabase projects, run SQL queries, and interact with your backend directly.
Connect to Atlassian products including Jira and Confluence. Search and create issues, access documentation, manage sprints, and integrate your development workflow with Atlassian's collaboration tools.
Laravel development toolkit MCP server. Provides intelligent assistance for Laravel applications including Artisan commands, Eloquent queries, routing, migrations, and framework-specific code generation.
Plugin that includes the Figma MCP server and Skills for common workflows
Asana project management integration. Create and manage tasks, search projects, update assignments, track progress, and integrate your development workflow with Asana's work management platform.
Linear issue tracking integration. Create issues, manage projects, update statuses, search across workspaces, and streamline your software development workflow with Linear's modern issue tracker.
Notion Skills + Notion MCP server packaged as a Claude Code plugin.
GitLab DevOps platform integration. Manage repositories, merge requests, CI/CD pipelines, issues, and wikis. Full access to GitLab's comprehensive DevOps lifecycle tools.
Sentry Plugin for Claude Code to help with debugging including MCP, commands, and skill capabilities.
Slack workspace integration. Search messages, access channels, read threads, and stay connected with your team's communications while coding. Find relevant discussions and context quickly.
Deploy applications to Vercel with deployment monitoring, log analysis, and error detection
Stripe development plugin for Claude
Google Firebase MCP integration. Manage Firestore databases, authentication, cloud functions, hosting, and storage. Build and manage your Firebase backend directly from your development workflow.
Upstash Context7 MCP server for up-to-date documentation lookup. Pull version-specific documentation and code examples directly from source repositories into your LLM context.
Pinecone vector database integration. Streamline your Pinecone development with powerful tools for managing vector indexes, querying data, and rapid prototyping. Use slash commands like /quickstart to generate AGENTS.md files and initialize Python projects and /query to quickly explore indexes. Access the Pinecone MCP server for creating, describing, upserting and querying indexes with Claude. Perfect for developers building semantic search, RAG applications, recommendation systems, and other vector-based applications with Pinecone.
Agent Skills for AI/ML tasks including dataset creation, model training, evaluation, and research paper publishing on Hugging Face Hub
Circleback conversational context integration. Search and access meetings, emails, calendar events, and more.
Core skills library for Claude Code: TDD, debugging, collaboration patterns, and proven techniques
Access PostHog analytics, feature flags, experiments, error tracking, and insights directly from Claude Code
AI-powered code review in Claude Code, powered by CodeRabbit
Bundled plugins for Claude Code including Agent SDK development tools, PR review toolkit, and commit workflows
A curated marketplace of practical Claude Skills for enhancing productivity across Claude.ai, Claude Code, and the Claude API
Production-ready workflow orchestration with 72 focused plugins, 108 specialized agents, and 140 skills - optimized for granular installation and minimal token usage