Chmod Calculator

Calculate Unix file permissions. Convert between numeric and symbolic chmod notation.

How to use: Toggle permission checkboxes to generate chmod numeric and symbolic notation.

Owner

Group

Others

Numeric: 755

Symbolic: rwxr-xr-x

Command: chmod 755 filename

Chmod Permission Calculator

Toggle read, write, and execute permissions for owner, group, and others to calculate the numeric and symbolic chmod notation.

Frequently Asked Questions

What is chmod?
chmod is a Unix command that changes file permissions. Permissions control who can read, write, and execute files.