Chmod Calculator
RunDev
Calculate Unix file permissions. Convert between symbolic and numeric chmod notation.Updated 2026-03-11
Numeric → Symbolic
chmodCheckbox Mode
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Ctrl+Enter Run Ctrl+Shift+C Copy output
How to Use
- Paste your code or data into the input
- Review output with syntax highlighting
- Check validation messages for issues
- Click Process or press Ctrl+Enter
FAQ
Does it support large files?
Handles reasonably large inputs. Files over 10MB may take a few seconds depending on your device.
What browsers are supported?
All modern browsers: Chrome, Firefox, Safari, Edge. Some features need recent versions.
Can I integrate this into my workflow?
Bookmark for quick access. The URL updates with settings for sharing configurations.
Which standards does it follow?
Follows the latest official specifications — RFC, W3C, or ECMA as applicable.
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