Flashrom - coreboot
http://www.coreboot.org/Flashrom

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flashrom is a utility for identifying, reading, writing, verifying and erasing flash chips. It's often used to flash BIOS/EFI/coreboot/firmware images.

flabrom via linux

flashrom is a utility for reading, writing, verifying and erasing flash ROM chips. It's often used to flash BIOS/EFI/coreboot/firmware images.

Does just what the title says- it can flash numerous BIOS ROMs- tons of manufacturers and supposedly some graphics cards as well.