BBC Micro mode image

BBC Micro Mode Image is a graphics format from the BBC Micro computer. It's probably just a memory dump of the different graphics modes the BBC Micro can be put into.

Identification
Files start exactly 10240 or 20480 bytes long.

Software

 * RECOIL

Sample files

 * https://telparia.com/fileFormatSamples/image/bbcMicro/