Chmod Calculator
Calculate Unix file permissions visually. Toggle checkboxes or enter numeric/symbolic values.
-rwxr-xr-x
Read (4)
Write (2)
Execute (1)
Common Permissions
Command
About this tool
Calculate Unix file permissions visually. Toggle checkboxes or enter numeric/symbolic values. Get ready chmod commands. Free, browser-based.
Frequently asked questions
What is chmod?
Unix command that sets file permissions controlling who can read, write, and execute a file.
What does chmod 755 mean?
Owner: read+write+execute (7). Group and others: read+execute (5). Standard for directories.