The 3W6 keyboard by weteor uses QMK firmware and has now additionally been ported to VIAL.
You can use the existing .hex file and flash it on your 3W6 using QMK Toolbox or you can build it using the files provided in /vial folder. Refer to the guide on QMK on how to setup your build environment.
26/05/2022: Updated some files due to getting errors from time to time on windows.