Third-party TI-84 Plus CE / TI-83 Premium CE emulator
Terminal work-time settlement sheet (4-4-5 calendar).
Scientific/engineering firmware repurposing HP business calculators!
LineSolv: A cross-platform desktop natural-language calculator
jRCaLc is a program designed to aid you in working with resistors.
Just a basic 4 band resistor color calculator with chart.
A multi-purpose app used to convert measurements with other options