Essential Tools for
Every Task
A privacy-first collection of developer utilities.
No server-side processing, just pure functionality.
Popular Utilities
View all toolsPassword Generator
Create secure, random passwords instantly with customizable complexity settings.
JSON Formatter
Validate, beautify, and minify your JSON data structures for better readability.
Unit Converter
Convert between metric and imperial units across length, weight, volume, and more.
Base64 Encoder
Encode and decode Base64 strings quickly and securely in your browser.
Regex Tester
Test regular expressions against text strings with real-time highlighting.
Color Picker
Convert Hex to RGB, HSL, and CMYK. Generate palettes and contrast checks.
QR Generator
Generate customizable QR codes for URLs, text, Wi-Fi credentials, and vCards.
Diff Checker
Compare two text files side-by-side to spot differences, additions, and deletions.
OmniUtils is the essential swiss-army knife for daily development workflows, providing simple, fast, and secure tools.