A free software for mathematical and engineering calculations
Fast Win32 math & science tool
A graphing calculator that's both powerful and easy to use.
Arbitrary-precision CRC calculator and algorithm finder
Command-line calculator and libray.
A suite of RPN calculators and a class library for Object Pascal
Calculator++
Programmable Calculator (IP functions, create user functions)
Liothyronine dosage calculator
PeCalc is a polyvalent engineering calculator for S&T students
Mathematical expression parser and evaluator for .NET
RxCalc is a calculator for the analysis of multi-stage receiver.
Simple tool for numerical calculation
Basic Scientific Calculator
TI graphing calculators <-> computer communication software
Provides useful mathematical tools which make your work much easier.
Reor is a winsome calculator with loads of functions, by Ajay Menon.
Tinger Calc is a powerful scientific calculator environment.
A Java API for measuring OWL ontologies
RCL, a simulator for Texas Instrument calculators from the 70's.
This is a basic calculator with functionality.