Newtonsoft.Json

Offers extensive customization through attributes, converters, and contract resolvers, allowing fine-grained handling of complex JSON scenarios as highlighted in the key features.

Provides JObject, JArray, and JToken for querying and manipulating JSON with LINQ, enabling dynamic data access without predefined classes, a core feature mentioned in the documentation.

Known for high-speed JSON parsing and generation, making it suitable for performance-critical applications, as emphasized in the key features and community adoption.

Supports .NET Framework, .NET Core, .NET Standard, Xamarin, and Unity, ensuring wide applicability across diverse .NET environments, per the key features list.