WebCrypt MCP Server for Claude Code

io.github.putervision/webcrypt

Zero-dependency Web Crypto & AI Agent MCP Server (AES-256-GCM, RSA-4096, PQC, Signatures).

client:Claude Code transport:stdio runtime:npm

Install WebCrypt MCP Server in Claude Code

run in your project directory

claude mcp add webcrypt -- npx -y webcrypt

Adds it for this project only. Append --scope user to make it available everywhere. Claude Code docs