Close
0%
0%

Calculator Projects

Crunch some numbers with the help of these projects!

curated by adam-fabioAdam Fabio, mike-szczysMike Szczys and jasmine-brackettJasmine Brackett
Following

Just one more thing

To make the experience fit your profile, pick a username and tell us what interests you.

Pick an awesome username
hackaday.io/
Your profile's URL: hackaday.io/username. Max 25 alphanumeric characters.
Pick a few interests
Projects that share your interests
People that share your interests

We found and based on your interests.

Choose more interests.

OK, I'm done! Skip
9.2k views
73 followers
19 projects
17.9k
69
11
86
A register level TMS0805 CPU emulator on an Arduino Nano runs the original 320 instruction calculator program. A custom PCB houses it all.
Project Owner Contributor

Sinclair Scientific Calculator Emulator

arduino-enigmaArduino Enigma

2.9k
27
8
34
Handmade retro taking calculator with QDSP6064 bubble display
Project Owner Contributor

Retro taking calculator with Bubble display

bobriciusbobricius

17.8k
122
10
143
An ARM based scientific calculator
Project Owner Contributor

Scientific Calculator

ramn-calvoRamón Calvo

2.7k
19
2
18
The AriCalculator is a DIY calculator or a general purpose handheld device.
Project Owner Contributor

AriCalculator - A homemade handheld calculator

373876178373876178

17.1k
42
1
37
A programmable RPN calculator using way too many Nixie tubes
Project Owner Contributor

RPN Nixie Calculator

robertcbaruchrobert.c.baruch

9.5k
99
8
83
NP-41 is a hardware realization of the Nonpariel calculator simulator. It executes the original HP-41C / CV byte-codes.
Project Owner Contributor

NP-41 RPN Calculator

chris-chungChris Chung

3.4k
27
4
20
Homebrew scientific/graphing calculator
Project Owner Contributor

ArithMax

wenting-zhangWenting Zhang

1.4k
9
5
9
Stretching the limits of Arduino with an Arduino Duemilanove Graphing Calculator.
Project Owner Contributor

BluCalc

dylan-turnerDylan Turner

2.6k
22
3
14
A graphing calculator based on a modern 65C02 microprocessor.
Project Owner Contributor

6502 Graphing Calculator

joey-shepardJoey Shepard

1.4k
17
0
11
An RPN scientific calculator with keystroke programming based on the LPC1114 microcontroller.
Project Owner Contributor

Programmable RPN Calculator

joey-shepardJoey Shepard

10.6k
1.5k
2
72
An Enigma Machine Simulator was created with an Arduino UNO and a Touchscreen LCD. Simulates Enigma I, M3, M4, the Plugboard and Uhr Switch.
Project Owner Contributor

Arduino Enigma Machine Simulator

arduino-enigmaArduino Enigma

2.5k
19
0
16
TI-86 calculator replica based on STM32F407
Project Owner Contributor

TI-86 replica

hynekhynek

6.1k
141
11
29
Control DMX equipment, such as lights, from a TI-84
Project Owner Contributor

DMX-84: Calculator-Controlled Lights

alex-cordonnierAlex Cordonnier

11.6k
42
2
26
Finally you can do math in the dark.
Project Owner Contributor

TI-84+ SE Backlight

tyler-andersonTyler Anderson

3.8k
179
5
21
CalcHack is a project to add missing features to graphic calculators. It adds many exciting functions students wanted for a long time.
Project Owner Contributor

CalcHack

sean-dylan-goffSean Dylan Goff

Going up?

About Us Contact Hackaday.io Give Feedback Terms of Use Privacy Policy Hackaday API

© 2026 Hackaday

Yes, delete it Cancel

Remove Project From List

Are you sure you want to remove this project?

Contributors will be notified upon removal.

Report list as inappropriate

You are about to report the list "Calculator Projects", please tell us the reason.