🐧 100% Linux Sysadmin Utility
⚡ Octal • Symbolic • CLI Commands • Presets
Linux Chmod Permission Calculator
Interactive visual permissions calculator converting between Read/Write/Execute checkboxes, Octal numbers (0755), and symbolic notation (rwxr-xr-x).
Interactive Permission Matrix
| Role | Read (4) | Write (2) | Execute (1) |
|---|---|---|---|
| Owner / User (u) | |||
| Group (g) | |||
| Others / Public (o) |
Common Presets
chmod 755 myfile.shchmod -R 755 /var/www/htmlchmod u=rwx,g=rx,o=rx file