TOONIFY - Token-Oriented Notation Converter

Interactive Coding Tools

Developer Playground

A collection of powerful, browser-based tools for developers. No backend, no sign-up, just pure frontend magic.

Write HTML, CSS, and JavaScript with live preview. Like CodePen in your browser.

Test regular expressions with real-time match highlighting and validation.

Compare two text blocks and see the differences highlighted line by line.

Validate, beautify, and minify JSON with syntax highlighting.

Experiment with CSS properties using visual sliders and see the generated code.

Everything runs in your browser. No server delays, no waiting.

Your code never leaves your machine. 100% client-side processing.

Your work is automatically saved to localStorage. Pick up where you left off.

Modern, responsive design with smooth animations and dark mode.