20250813

• https://github.com/HelTecAutomation/Heltec_ESP32?tab=readme-ov-file

• esp WROVER board (potential platform for badge development) (ESP32 = bluetooth + wifi)

• https://wiki.sha2017.org/w/Projects:Badge
  • https://wiki.sha2017.org/w/Projects:Badge/Documentation

• https://github.com/micropython/micropython
  • https://github.com/SHA2017-badge/micropython-esp32

• https://thenewstack.io/off-the-shelf-hacker-build-a-low-cost-conference-badge/

• https://github.com/badgeteam/Hatchery

• https://badge.team/docs/badges/mch2022/hardware/

• https://badge.team/docs/badges/campzone-2019/
  • OTA update mechanism: specific wifi ssid and password