chmod Calculator
v1.0.0Calculate Unix file permission octals interactively with read/write/execute toggles for owner, group, and others.
Calculates Unix file permission values in numeric (octal), symbolic, and binary representations with an interactive toggle.
How to use- →Click permission checkboxes (read, write, execute) for owner, group, and others.
- →The octal value and chmod command update automatically.
- →Paste an existing octal value to see which permissions it represents.
- →Try a preset from the example picker to see sample input.
| Who | Read (r) | Write (w) | Execute (x) | Octal |
|---|---|---|---|---|
| Owner | 6 | |||
| Group | 4 | |||
| Others | 4 |
Octal
644
Symbolic
-rw-r--r--
chmod 644 filename