portcheck for Claude Code
io.github.roystondwork-dev/portcheck
See which process holds a port, find free ports, and stop a dev server safely.
client:Claude Code
transport:stdio
runtime:npm
Install portcheck in Claude Code
run in your project directory
claude mcp add portcheck -- npx -y portcheck-cliAdds it for this project only. Append --scope user to make it available everywhere. Claude Code docs