Third-party TI-84 Plus CE / TI-83 Premium CE emulator
Free Zip software and Rar extractor
Calc: arbitrary precision C-like arithmetic & calculator
A Forth compiler with a little difference
A scriptable calculator
Command-line calculator and libray.
Multiprecision calculator
Calculator++
An HP RPN calculator with interval output
MultiCalculator is a windows software
Arithmetic and calculus with decimal numbers of arbitrary precision.
A simple GUI Gravitational Pull Calculator
It's a fork of Free Zip software and Rar extractor by Giorgio Tani.
A simple calculator.
Rpn calculator, string and macro based
EuroNCAP Grid Point Calculator
RCL, a simulator for Texas Instrument calculators from the 70's.
Command line scientific calculator
Easily propagate measurement errors through mathematical operations.
A Fast and Useful C++ Library for Easier Handling of Windows API.
An algebraic, logarithmic, and trigonometric calculator for Windows.