Developer Tools

Essential utilities for modern web development

JSON to TypeScript

Generate type-safe interfaces

CSS Unit Converter

px to rem + fluid clamp()

SVG Visualizer

Parse, optimize, and preview

Regex Tester

Test patterns with explanations

JSON to TypeScript

Convert JSON objects into TypeScript interfaces or type aliases with customizable options

Options

Enter valid JSON to generate TypeScript definitions

Real-time Processing

Instant feedback as you type with automatic validation and error detection

Client-side Processing

All processing happens in your browser - your data never leaves your device

Privacy First

No server uploads, no tracking, no data collection - completely private

Export & History

Copy to clipboard, download files, and access your last 20 operations

Quick Tips

  • JSON to TypeScript: Use the "Load Example" button to see how nested objects are converted
  • CSS Converter: The clamp() function creates fluid typography that scales smoothly between breakpoints
  • SVG Visualizer: Paths must start with an M (move) command to be valid
  • Regex Tester: Enable the "global" flag to find all matches instead of just the first one