Calculates income tax form entries, helps do your taxes.
Arbitrary-precision CRC calculator and algorithm finder
A Forth compiler with a little difference
Scientific/engineering firmware repurposing HP business calculators!
A files hash calculator for Windows and macOS.
Precision Trigonometry: Advanced Calculator for Complex Math
Calc: arbitrary precision C-like arithmetic & calculator
Command-line calculator and libray.
Financial Derivatives Calculator with 168+ Models (Options Calculator)
A scriptable calculator
A calculator like programming language
Simple RPN desktop calculator, implemented with wxWidgets and Lua.
A simple calculator for complex number calculation.
TI graphing calculators <-> computer communication software
Infix to Postfix Converter & Calculator
A free constants calculator
Cool-down time calculator for multi-layers pipe
Gravity Potential Derivatives Calculator
One of the best simple arithmetic calculator!