File Modder
Loading...
FM File Modder Edit. Tune. Download. Local-only editing
QUICK FILE WORKSHOP

Make the change.
Keep the control.

Open a text-based file, apply precise edits, and download a fresh copy in seconds. Nothing leaves your browser.

01 / OPEN

Bring in a file

Waiting for a file
↑ Drop a file here or click to browse · text files up to 10 MB

TXT
filename.txt 0 KB
Replace file
File content
0 charactersEditable text
03 / EXPORT Ready to save your modded file? Your original file stays untouched.
Download file↓

01
Private by default

Your file is read and changed in this tab. It is never uploaded.

02
Original stays safe

Download creates a new “-modded” copy, leaving your source intact.

Built for quick, careful file tweaks.TXT · JSON · JS · CSS · HTML · and more