https://hackaday.com/2018/06/22/your-own-sinclair-scientific-calculator/
Your Own Sinclair Scientific Calculator | Hackaday
scientific calculatorsinclair
https://hackaday.com/2021/11/01/hacking-an-obsolete-yet-modern-calculator/
Hacking An Obsolete Yet Modern Calculator | Hackaday
The gold standard for graphing calculators, at least in the US, are the Texas Instruments TI-84 series. Some black sheep may have other types, but largely due...
yet moderncalculator hackaday
https://hackaday.com/2025/12/23/breathe-easy-while-printing-with-this-voc-calculator/
Breathe Easy While Printing With This VOC Calculator | Hackaday
breathe easyprintingvoc
https://hackaday.com/2026/01/05/an-rpn-calculator-and-a-bonus-vfd-clock-from-casio-revival/
An RPN Calculator And A Bonus VFD Clock From Casio Revival | Hackaday
rpncalculatorbonusvfdclock
https://hackaday.io/project/204763-calchemy-math-magic-units-calculator
Calchemy™ -- Math Magic (Units Calculator) | Hackaday.io
Calchemy™ allows you to perform dimensional arithmetic, analysis, and conversions using any standard units, entirely in your web browser!
calculator hackadaymathmagic
https://hackaday.com/2026/01/07/graphing-calculator-gets-usb-c-upgrade/
Graphing Calculator Gets USB-C Upgrade | Hackaday
Unlike Texas Instruments, whose graphing calculators have famously not made technological improvements in decades despite keeping the same price tag, HP has...
graphing calculatorgetsusb
https://hackaday.com/2019/04/26/reviving-a-casio-scientific-calculator-with-a-cnc-router/
Reviving A Casio Scientific Calculator, With A CNC Router | Hackaday
scientific calculatorreviving
https://hackaday.com/2024/01/24/upgrading-at-least-one-component-of-a-ti-calculator/
Upgrading At Least One Component Of A TI Calculator | Hackaday
Even though Texas Instruments were the first company to produce an integrated circuit and a microprocessor, their success as a company in the 60s and 70s was...
least onecalculator hackaday