Redditor engineers credit card sized computer that's even thinner than the plastic in your wallet

Imagine saying 'here's my card' with this.
Hackaday

This Credit Card Computer Follows All Dimensions

A computer the size of a credit card is nothing new. There have been many single-board computers following the familiar dimensions. [Krauseler]’s credit card computer is different, though.
Hosted on MSN

Someone made a literal credit card-sized ESP32 computer, and so can you

This project is an actual credit-card-sized ESP32-C3 computer with an e-ink display and NFC. Built as a tiny tinkering demo, ideas include a smart home dashboard, 2FA, or an NFC ticket wallet. Now: ...
Liliputing

Adafruit’s Fruit Jam is a credit card-sized computer with a RP2350B microprocessor

The Fruit Jam is a single board computer (SBC) that’s about the size of a credit card, or a Raspberry Pi Model B. But while the latest Raspberry Pi SBCs are powered by a 2.4 GHz quad-core ARM ...

Forget Raspberry Pi: this computer is literally the size of a credit card

For years, Raspberry Pi boards and similar devices have been marketed as credit card-sized computers. But while that ...