Precision Trigonometry: Advanced Calculator for Complex Math
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.
Financial Derivatives Calculator with 168+ Models (Options Calculator)
A scriptable calculator
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an interactive "rolling paper" calculator
Command-line calculator and libray.
Byte CALculator for storage conversions and calculations
A powerful arbitrary-precision calculator.
A calculator like programming language
Simple RPN desktop calculator, implemented with wxWidgets and Lua.
command line calculator for large numbers
Hackings on calculators.
Tired of boring calcs? Let me simplify your Timer based projects.
A simple calculator for complex number calculation.
TI graphing calculators <-> computer communication software