JSON to Class Converter

Convert JSON into class definitions for TS, C#, Python, and Java.

JSON to Classes Converter Easily convert JSON data into clean, ready-to-use class definitions for multiple programming languages — directly from your browser. Perfect for developers working with APIs, DTOs, or structured data. 🚀 Key Features Multi-Language Support**: Generate classes for TypeScript, C#, Java, Python, PHP, Kotlin, Swift, Go, Rust, and Node.js. * **API Response Fetching**: Paste any API URL or auto-detect the current tab’s endpoint to instantly fetch and convert JSON. * **Customization Options**: Choose naming conventions (PascalCase, camelCase, snake_case), access modifiers, and output formats (formatted, compact, minified). * **Developer-Friendly Tools**: * Copy or download generated code with one click * Pretty-print and validate JSON * Adjustable font size for code display * Sample JSON data for quick testing 🎯 Why Developers Love It * Saves time by instantly generating Data Transfer Objects (DTOs) and models * Eliminates repetitive manual coding * Works out of the box with smart defaults * Modern dark UI with smooth animations for a great coding experience 🌐 How It Works 1. Click the extension icon in your browser 2. Paste your JSON or fetch it from an API 3. Select your target programming language 4. Generate, copy, or download your class definitions Stop wasting time writing boilerplate. Convert JSON to classes in seconds — and focus on what really matters.