Converters
Base Converter
2019-12-31
Julian Date Converter
2019-12-30
Length Converter
2019-12-31
Roman Numeral Converter
2020-01-04
Speed Converter
2023-03-23
Temperature Converter
2019-12-31
Weight Converter
2023-03-23
Electronics
Ohm's Law
2020-11-04
Resistor Evaluator
2023-03-20
Voltage Divider
2019-12-30
Games
15 Puzzle
2023-03-30
Battleship
2019-12-29
Hangman
2020-11-01
Minesweeper
2020-01-23
Reversi
2020-01-29
Rocks
2022-02-22
Geodetics
Earth-Centered, Earth-Fixed
2016-12-12
Two-Line Element
2019-12-30
Graphics
Café Wall Illusion
2020-01-04
Fire
2019-12-29
Forest-Fire Model
2023-03-13
Moiré Pattern
2020-11-01
Palette Editor
2020-10-31
Scrolling Text
2020-01-10
Just for Fun
About You
2016-12-12
Binary Clock
2020-01-05
Coin Toss
2020-01-09
Monitor Calibration
2020-01-10
One-Time Pad
2020-01-02
Typoglycemia
2020-11-01
Math
Circle and Sphere
2019-12-31
Quadratic Equation
2019-12-31
SOH CAH TOA
2023-03-18
Retro Computing
ACTION!
2020-01-09
Tables
ASCII Table
2019-12-30
Country Codes
2019-12-30
Moon Phase
2023-03-25
NATO Phonetic Alphabet
2016-12-12
Unicode Characters
2021-05-02
When Is Easter?
2020-01-04
desktop & mobile apps