BIOS or SPI programming on Windows or Linux using a CH341a MiniProgrammer | Jensd's I/O buffer
Sapphire RX580 4gb Nitro+: Flashed my Custom BIOS. 2-3 weeks after being stable it now crashes at start. Stock bios appears to work fine. | Overclock.net
Asus G701VI: Unlock Hidden Bios Settings - OctoPerf
DOS Days - BIOS Utilities
GitHub - mgba-emu/bios-dump: GBA BIOS Dumping Tool