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DevOps

chmod Calculator

Convert classic Unix octal permissions and symbolic rwx modes interactively.

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About this tool

Convert classic Unix mode bits between normalized four-digit octal and nine-character symbolic notation. Special s/S/t/T forms are handled explicitly.

Common uses

  • Translate 0755 into rwxr-xr-x
  • Build permissions with interactive toggles
  • Inspect setuid, setgid, and sticky bits