Chmod Calculator

Visually configure Linux file permissions and instantly generate GNU-compliant octal and symbolic commands.

Permission Matrix

Overridden by Reference File
PRESETS:
Read (r)
Write (w)
Execute (x)
Owner
Group
Public
Special
Octal Value (Editable)
Symbolic Notation
-rwxr-xr-x

Generated Commands

Octal Command
chmod 755 file.txt
Symbolic Command
chmod u=rwx,g=rx,o=rx file.txt

Modifiers & Flags

Target

Command Output

Directory Behavior

Fail to operate recursively on '/' (safety net).

Reference Cloning

Clone permissions from an existing file instead of manually defining them.
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