Browser-based flasher
Flash your DIY device with confidence.
Select a firmware build, connect your ESP32 over USB, and let the flasher handle the rest.
Security note. This tool does not and cannot enable secure boot and flash encryption on DIY devices.
Board management
Jade firmware
Choose a version, then the matching board and build variant.
BitFloppy firmware
Choose a BitFloppy release and the matching board.
NerdMiner firmware
Select a NerdMiner release, then the matching board and installation image.
HAN firmware
Select a HAN release and the matching board.
Flash progress