Firmware for FujiNet can be flashed using the cross platform Python based flash tool or with the browser based flasher at (Google Chrome, Chromium, Opera or Microsoft Edge browsers only).

FujiNet-Flasher was updated May 30, 2024 to v1.4.2

Download the program for your operating system from the latest Github Release Page.

This flash tool only supports official FujiNet hardware. If you have built your own custom FujiNet with different specs then you may need to build and flash the code manually.

You may need to install the CP210x USB to UART driver which is available from

Detailed usage and troubleshooting info for FujiNet-Flasher is available on the Wiki

Source code for FujiNet-Flasher is available at

TNFS Server

Pre-compiled binaries and source code for the FujiNet TNFSD server are available on Github. Information on setting up the TNFSD server is on the Wiki.