The Open Source
Developer Toolbox
A collection of free, privacy-focused open source tools. No bloat, just code.
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JSON Formatter
Free Online JSON Formatter, Minifier & Validator.
NEW
SQL Formatter
Free Online SQL Formatter & Prettifier for developers.
NEW
JWT Decoder
Free Online JWT Decoder. Debug tokens securely in your browser.
NEW
UUID Generator
Free Bulk UUID Generator (v4). Create unique IDs instantly.
NEW
Cron Generator
Free Cron Expression Generator with next run preview.
NEW
Keycode Info
Online Keycode Finder. Get JavaScript event key codes visually.
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