âš¡ Developer Tools

File Permission Decoder

Decode permissions such as 644 or 755 into rwx notation.

About the File Permission Decoder

Decode permissions such as 644 or 755 into rwx notation. It runs entirely in your browser — nothing is uploaded to a server, so it is fast and private. Just use it and go.

How to use the File Permission Decoder

  1. Enter or paste your input into the tool above.
  2. Adjust any options to fit what you need.
  3. Copy or download the result.

Frequently asked questions

Is the File Permission Decoder free?

Yes. This tool is completely free to use, with no sign-up required.

Is my data safe?

Everything runs locally in your browser. Your input never leaves your device.

Related tools

CSS Minifier

Compress CSS by removing comments and extra spacing.

Number Base Converter

Convert numbers between binary, octal, decimal, and hexadecimal.

Slug Generator

Turn any title into a clean, SEO-friendly URL slug.

Query String Parser

Turn a URL query string into readable JSON.

JavaScript Minifier

Apply conservative whitespace and comment reduction to JavaScript.

Unix Timestamp Converter

Convert between Unix timestamps and human dates, with a live clock.