Maker Faire Prague Badge 2026

Web flasher

Install the release firmware directly from Chrome or Edge using Web Serial. Nahrání funguje přímo z prohlížeče přes USB-C.

Badge number / Číslo Badge

Allowed range: 1111-7777, digits 1-7 only.

Open this page in desktop Chrome or Microsoft Edge. Web Serial is not available in this browser. Open this page over HTTPS. GitHub Pages is supported.

The page flashes the PlatformIO release build maker_badge_esp32s2.

Connect the badge to the computer with USB-C and turn it on.
If no serial port appears, put the ESP32-S2 into bootloader mode and try again.
A fresh install can erase saved badge IDs and settings stored in flash.