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JSON to C# Class Generator

Generate C# POCO classes from JSON objects automatically.

100% Private Instant Results
C# Classes

About JSON to C# Class Generator

Automatically generate strongly-typed C# POCO classes from JSON data. Creates proper class hierarchies for nested objects, handles arrays, and generates appropriate C# type annotations. Supports nullable types, JSON property attributes, and configurable class naming. Perfect for building .NET API clients and data models.

Key Features

  • Process and create data entirely in your browser — nothing is sent to any server
  • Handles edge cases, special characters, and large inputs gracefully
  • Supports nested objects, arrays, and complex JSON structures
  • Syntax error detection with descriptive error messages
  • Copy formatted output to clipboard in one click
  • Responsive design — works perfectly on desktop, tablet, and mobile

How to Use JSON to C# Class Generator

  1. 1Configure the generation options (length, format, quantity, etc.)
  2. 2Click "Generate" to create your output instantly
  3. 3Review the generated result and adjust settings if needed
  4. 4Copy or download the output for use in your project

When to Use JSON to C# Class Generator

JSON to C# Class Generator is ideal for developers who need a quick, reliable way to generate c# poco classes from json objects automatically. Whether you're working on a personal project, debugging production issues, or building enterprise applications, this tool saves time by handling generators tasks directly in your browser without requiring any software installation or account setup.

Common use cases include day-to-day development workflows, code reviews, API debugging, data migration tasks, and quick one-off transformations. Since all processing happens client-side, JSON to C# Class Generator is safe to use with sensitive or proprietary data — nothing ever leaves your machine.

Frequently Asked Questions

Q.What C# types are generated?

String, int, long, double, bool, DateTime, List<T>, and nested custom classes are generated based on JSON value analysis.

Q.Does it add JsonProperty attributes?

Yes. You can toggle JSON property attributes for Newtonsoft.Json or System.Text.Json serialization.

Q.How are nested objects handled?

Nested JSON objects become separate C# classes with PascalCase naming derived from the JSON key names.

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