developer tools for Claude Code

net.programmes/developer-tools

65+ free in-browser developer tools (JSON, Base64, JWT, hash, regex…) callable over MCP.

client:Claude Code transport:streamable-http tools:59

Install developer tools in Claude Code

run in your project directory

claude mcp add --transport http developer-tools https://programmes.net/mcp

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