Ranking

The Best MCP Servers (2026)

These are the most useful MCP servers for giving your AI agent tools (Claude Code, Cursor, Codex). Sorted by real GitHub popularity and explained in plain English.

Sorted by GitHub stars (real popularity), verified MCP servers only.

  1. 1

    Context7 MCP (Upstash)

    MCP

    The Context7 MCP: injects up-to-date documentation for any library into your agent's context so it doesn't hallucinate outdated APIs.

    Claude Code★60k
  2. 2

    Chrome DevTools MCP (Google)

    MCP

    The official Chrome DevTools MCP: your agent opens Chrome, inspects console, network and performance, and runs Lighthouse.

    General★53k
  3. 3

    codebase-memory-mcp

    MCP

    Indexes repositories into a persistent knowledge graph and exposes code intelligence queries through MCP.

    General★37k
  4. 4

    Playwright MCP (Microsoft)

    MCP

    The Playwright MCP: your agent controls a real browser to navigate, click, fill in forms and extract data.

    Claude Code★35k
  5. 5

    GitHub MCP (official)

    MCP

    The official GitHub MCP: your agent manages repos, issues, pull requests and workflows in natural language.

    Claude Code★32k
  6. 6

    Firecrawl MCP (official)

    MCP

    The official Firecrawl MCP: your agent scrapes, crawls sites and extracts structured data from the web.

    General★7.1k
  7. 7

    Exa MCP (web search for agents)

    MCP

    The Exa MCP: high-quality semantic web search and crawling to give your agent fresh context.

    General★4.8k
  8. 8

    Notion MCP (official)

    MCP

    The official Notion MCP: your agent searches, reads, creates and updates pages and databases in your workspace.

    General★4.6k
  9. 9

    Cloudflare MCP (official)

    MCP

    Cloudflare's official suite of MCP servers: query documentation, Workers, analytics and configuration from your agent.

    General★4.0k
  10. 10

    Supabase MCP (official)

    MCP

    The official Supabase MCP: connects your agent to your project to query the database, manage tables, run SQL and more.

    Claude Code★2.8k

FAQ

Frequently asked questions

How do I install an MCP server?+

Most install with the claude mcp add command or by pasting their configuration into your client. Each listing has the exact method.