MCP-Defender
Desktop app that automatically scans and blocks malicious MCP traffic in AI apps like Cursor, Claude, VS Code and Windsurf.
- 255 stars
- 43 forks
- 5 open issues
- Language: TypeScript
- License: AGPL-3.0
- updated
Install
git clone https://github.com/MCP-Defender/MCP-Defender{
"mcpServers": {
"mcp-defender": {
"command": "node",
"args": ["/path/to/MCP-Defender/dist/index.js"]
}
}
}{
"mcpServers": {
"mcp-defender": {
"command": "node",
"args": ["/path/to/MCP-Defender/dist/index.js"]
}
}
}- Run the command above in your terminal (Claude Code), or paste the JSON config into claude_desktop_config.json (Claude Desktop).
- Replace any <placeholder> values with your API keys or paths.
- Restart Claude. The MCP server and its tools appear automatically.
Clone https://github.com/MCP-Defender/MCP-Defender and follow its README for install instructions.
MCP Servers overview
What people ask about MCP-Defender
What is MCP-Defender/MCP-Defender?
MCP-Defender/MCP-Defender is mcp servers for the Claude AI ecosystem. Desktop app that automatically scans and blocks malicious MCP traffic in AI apps like Cursor, Claude, VS Code and Windsurf. It has 255 GitHub stars and its last recorded update is dated 2026-06-05.
How do I install MCP-Defender?
You can install MCP-Defender by cloning the repository (https://github.com/MCP-Defender/MCP-Defender) or following the README instructions on GitHub. ClaudeWave also provides quick install blocks on this page.
Is MCP-Defender/MCP-Defender safe to use?
Our security agent has analyzed MCP-Defender/MCP-Defender and assigned a Trust Score of 92/100 (tier: Verified). See the full breakdown of passed checks and flags on this page.
Who maintains MCP-Defender/MCP-Defender?
MCP-Defender/MCP-Defender is maintained by MCP-Defender. The last recorded GitHub activity is dated 2026-06-05, with 5 open issues.
Are there alternatives to MCP-Defender?
Yes. On ClaudeWave you can browse similar mcp servers at /categories/mcp, sorted by popularity or recent activity.