About This Tool
The Chmod Calculator helps you set Unix file permissions visually. Toggle checkboxes for owner, group, and other permissions. See numeric (755), symbolic (rwxr-xr-x), and command format.
How to Use
- Toggle read, write, execute per owner/group/other
- Or enter a numeric value to update checkboxes
- Use common presets (644, 755, 777, etc.)
- Copy the format you need