JSON Formatter & Validator
Format, validate, prettify, and repair JSON strings dynamically with tree navigation.
Developer Category
Free Online Developer Utilities
High-performance, secure developer tools that run 100% inside your browser. No data leaves your machine.
SQL Formatter & Beautifier
Clean and structure messy SQL queries for MySQL, PostgreSQL, SQLite, and Oracle.
Base64 Encoder & Decoder
Encode plain text or binary files into Base64 format or decode strings seamlessly.
RegEx Tester & Debugger
Test, validate, and debug regular expressions with real-time match highlighting.
HTML / CSS / JS Minifier
Compress web assets to shrink page load times or format minified bundles.
CSS Playground & Snippets
Interactive playground for modern CSS features like Glassmorphism, Flexbox, & Gradients.
Crontab Schedule Generator
Build and humanize complex cron schedule expressions effortlessly.
UUID / GUID Generator
Generate bulk v4 UUIDs for APIs, databases, and testing environments.