RPNCalc - The command line Reverse Polish Notation (RPN) Calculator
Byte CALculator for storage conversions and calculations
A suite of RPN calculators and a class library for Object Pascal
Precision Trigonometry: Advanced Calculator for Complex Math
Supports PEDMAS order of computation and Reverse Polish Notation Gener
Simple Java computer algebra calculator
financial, statistics, scientific and programmers calculator
Interval Calculator for Engineer
Basic subnet calculator written in Python.
galculator is a scientific calculator in algebraic mode and RPN
Command-line calculator of basic statistics.
RPN calculator running on Windows and Linux