Third-party TI-84 Plus CE / TI-83 Premium CE emulator
Free Zip software and Rar extractor
Calc: arbitrary precision C-like arithmetic & calculator
teemIP : Open source IPAM & DDI solution with CMDB integration.
Scientific/engineering firmware repurposing HP business calculators!
Pure Java Network Tools
Financial Derivatives Calculator with 171+ Models (Options Calculator)
End User Tools for Windows.
Open-source C/C++ math engine for advanced scientific computing
RPNCalc - The command line Reverse Polish Notation (RPN) Calculator
Generate Discordian Dates
Funds have risks, and investments must be made cautiously.
a practical calculator written in Python
Command-line calculator and libray.
HPhysis is physics calculator to sloved physics problems
Financial Calculator
Simple, Cross-Platform Calculator Made
RxCalc is a calculator for the analysis of multi-stage receiver.
Wavelength Calculator
A command-line utility for calculating and verifying file checksums.
A simple calculator for complex number calculation.