IFF Interleaved Bitmap Image — file signature 46 4F 52 4D ?? ?? ?? ?? 49 4C 42 4D at offset 0 any

For IFF Interleaved Bitmap Image, hex signature is 46 4F 52 4D ?? ?? ?? ?? 49 4C 42 4D; offset is 0 any; extension is ilbm lbm ibm iff, verified against its source on 2026-09-22.

What the source says

46 4F 52 4D ?? ?? ?? ?? 49 4C 42 4D | FORM????ILBM | 0 any | ilbm lbm ibm iff | IFF Interleaved Bitmap Image |

— en.wikipedia.org, retrieved 2026-09-22

Source

• en.wikipedia.orghttps://en.wikipedia.org/wiki/List_of_file_signatures

Last verified against source: 2026-09-22. Due for re-check by 2027-09-22. This page as Markdown · OKF bundle · full dataset as JSON.