text table editor — free browser tool | fatcousin

home

create and edit tbl files for rom translation · hex to char mappings · import and export · rom string preview · runs locally

import .tbl

drop a .tbl file to import

standard .tbl format: HH=char per line

Select file

or build from scratch below

add mapping

byte=

table · 0 mappings

no mappings yet — import a .tbl or add entries above

rom preview

build a table first, then drop a rom to preview decoded strings

.tbl format

One mapping per line: HH=char where HH is a two-digit hex byte value (00–FF).

Lines starting with / or # are treated as comments.

Example:

00= 
41=A
42=B
FE={newline}
FF={end}

Used by: Atlas, Cartographer, TranslHexTool, RomHack, and most fan translation toolchains.

notice

you supply your own files. fatcousin does not host, link to, or recommend sources for rom files, bios files, or copyrighted game data. this tool is for preservation, modding, research, and education with files you lawfully possess. all processing runs in your browser — files never leave your device.