everything vs real-browser-mcp

Side-by-side comparison to help you pick between these two MCP servers.

	everything by modelcontextprotocol	real-browser-mcp by ofershap
Stars	★ 85,748	★ 20
30d uses	—	—
Score	77	43
Official	✓	—
Categories	Developer ToolsAI / LLM ToolsOther	Browser AutomationDeveloper ToolsWeb Scraping
Language	TypeScript	JavaScript
Last commit	this month	this month

everything · Summary

Official MCP test server exercising all protocol features for client builders.

real-browser-mcp · Summary

MCP server + Chrome extension enabling AI agents to control real browser sessions with existing logins and cookies.

everything · Use cases

Testing MCP client implementations against all protocol features
Learning MCP protocol capabilities through a reference server
Validating client compatibility with different transport methods

real-browser-mcp · Use cases

AI agents testing and verifying their code changes in real browser environments
Web automation with existing authenticated sessions
AI-driven QA testing of web applications without re-authentication
Cross-browser testing of web applications by AI agents

everything · Install

NPX (recommended)

{
  "mcpServers": {
    "everything": {
      "command": "npx",
      "args": ["-y", "@modelcontextprotocol/server-everything"]
    }
  }
}

On Windows, use cmd /c:

{
  "mcpServers": {
    "everything": {
      "command": "cmd",
      "args": ["/c", "npx", "-y", "@modelcontextprotocol/server-everything"]
    }
  }
}

Docker

{
  "mcpServers": {
    "everything": {
      "command": "docker",
      "args": ["run", "-i", "--rm", "mcp/everything"]
    }
  }
}

Global install

npm install -g @modelcontextprotocol/server-everything@latest
npx @modelcontextprotocol/server-everything

real-browser-mcp · Install

Installation

1. Add the MCP server

**Cursor (one click):** [<img src="https://cursor.com/deeplink/mcp-install-dark.svg" alt="Install in Cursor" height="32" />](cursor://anysphere.cursor-deeplink/mcp/install?name=real-browser&config=eyJjb21tYW5kIjoibnB4IiwiYXJncyI6WyIteSIsInJlYWwtYnJvd3Nlci1tY3AiXX0=)

Or add manually in Cursor Settings > MCP > "Add new MCP server":

{
  "mcpServers": {
    "real-browser": {
      "command": "npx",
      "args": ["-y", "real-browser-mcp"]
    }
  }
}

**Claude Desktop, Windsurf, or other MCP clients:** Edit ~/Library/Application Support/Claude/claude_desktop_config.json (macOS) or %APPDATA%\Claude\claude_desktop_config.json (Windows). Add the same JSON block.

2. Install the Chrome extension

[<img src="https://developer.chrome.com/static/docs/webstore/branding/image/iNEddTyWiMfLSwFD6qGq.png" alt="Available in the Chrome Web Store" height="58" />](https://chromewebstore.google.com/detail/real-browser-mcp/fkkimpklpgedomcheiojngaaaicmaidi)

Or load from source:

git clone https://github.com/ofershap/real-browser-mcp.git
cd real-browser-mcp
open chrome://extensions
# Enable Developer mode (toggle in top right)
# Click Load unpacked and select the extension/ folder

3. Teach Your Agent

Run one command:

npx real-browser-mcp --setup cursor

This installs agent rules and browser checking commands.

Comparison generated from public README + GitHub signals. Last updated automatically.