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Chmod Calculator

Visual Unix permission generator (chmod) for servers and scripts. Calculate octal and symbolic modes.

Select permissions for Owner, Group, and Public.

Octal Mode

644

chmod 644 filename

Symbolic Mode

-rw-r--r--

chmod -rw-r--r-- filename

Pro Tip

The first digit represents the User, the second the Group, and the third Others.

r = 4

w = 2

x = 1