Fast MessagePack serializer for .NET (~4x System.Text.Json, 35–47% smaller payloads) with ASP.NET Core formatters, polymorphism, TypeScript client, and a MsgPack debugger (Fiddler/VS/VS Code).
serialization typescript csharp dotnet aspnetcore nuget msgpack messagepack fiddler binary-serialization fiddler-plugin msgpack-debugging fiddler-inspector
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Updated
Nov 3, 2026 - C#