🎮 NES ROM Header Forge

Turn any image into a 16-byte iNES header.

1 · Image

Drop an image, paste, or click to upload

2 · Configure

3 · iNES Header

4E
45
53
1A
02
01
00
00
00
00
00
00
00
00
00
00
Hover a byte to inspect →
ASCII:N E S ◄
FLAGS 6 = 0x00 = 00000000
· Mirroring V
· Battery
· Trainer
· 4-Screen
Mapper low nibble: 0