40 files BizHawk 2.11.1's FirmwareDatabase.cs names that the collection lacked, each verified against the sha1 it states: Mega CD and Master System revisions, TI-83 and TI-83 Plus ROMs, Game Boy and Game Boy Color boot ROMs, Super Game Boy, NDS firmware, 64DD IPL, 3DO and LaserActive PAC-S10 v1.02 (No-Intro [BIOS] LaserActive (USA) (v1.02)). Sources: archive.org bizhawk-firmware-files_20250516 and pioneer-laseractive-bios-pack.
VICE: basic, chargen, kernal for x64sdl libretro core.
QEMU: SeaBIOS 1.16.3 + VGA BIOS from system package.
PCem: MDA font ROM from PCem v17 ROM set.
Freedoom: freedoom1.wad + freedoom2.wad for prboom.
Commander X16: rom.bin R49 from x16-rom releases.
Apple IIGS: ROM01 from asimov mirrors.
DSi: NDS_Bios7i, NDS_Bios9i, DSi_Firmware, SGB_(JU).