| JavaScript: |
| X-Number |
| Google Calculator |
Kalid Azad -
InstaCalc  |
| Paul Lutus |
| Aidan Dysart |
| Alex Golubchik |
| Mattias Sjöberg 1 |
| Mattias Sjöberg 2 |
| Steve Dulaney Windows Calc |
|
Reihard
Atzbach Educated Monkey |
| Bryan Gamble BG-78 Calc |
| Virtual
Calc98 Calculator.org |
| Simon Southwell and Hugh Steers: Anita 810 Anita 811 Adler 81 #1 Adler 81 #2 Triumph 81 Calc Sample |
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| Java: |
| Victor Javalator |
| JavaSlide |
| Comptometer |
| Mikael Bonnier |
| Paul Lutus |
| Surendra Prajapat |
| Ulie Sondermann |
| Karl Barrus |
| David Liu |
| Gerard Wenzel - Bowmar |
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| Flash: |
| Terrence Ma |
 terrence.com |
| Steve Andrews - Kack.co.uk |
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| Calculator.com Standard |
| Calculator.com Scientific |
| Jan Meyer - Curta Simulator |
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| Other: |
| Datamath C++ |
| Blaine Hilton WebCalc |
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