crypto tools mcp for Claude Code

io.github.mrfentmen/crypto-tools-mcp

Hash, sign, and encrypt text locally with standard algorithms. No network and no key.

client:Claude Code transport:stdio runtime:npm

Install crypto tools mcp in Claude Code

run in your project directory

claude mcp add crypto-tools-mcp -- npx -y crypto-tools-mcp

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