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mcp/harbor
Verified official

RPN Calculator MCP

v1.0.0

com.apished/rpn-calculator

Evaluates Reverse Polish Notation (postfix) expressions: arithmetic, trig, logs, bitwise ops.

transport:streamable-http
Website

Target client

run in your project directory 

claude mcp add --transport http rpn-calculator https://apished.com/mcp/v1/rpncalc

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

This listing does not declare its tools. Connect the server and your client will discover them on the handshake.