Yoshifumi Kawai

Reactive Extensions for Unity

UniRx is a Unity library that replaces messy coroutine code with clean, stream-based event handling, letting game developers filter, combine, and react to inputs, network calls, and frame updates in a readable query style.

Infinitely Fast Deserializer for .NET, .NET Core and Unity.

Definitely Fastest and Zero Allocation JSON Serializer for C#(NET, .NET Core, Unity, Xamarin).

Generate markdown from C# binary & xml document for GitHub Wiki.

Extremely Fast Dependency Injection Library.

Micro RPC/REST Framework built on OWIN

LINQ for JavaScript.

SerializableCollections(SerializableDictionary, SerializableLookup, SerializableTuple) for Unity

Logs are event streams. EtwStream provides In-Process and Out-of-Process ObservableEventListener. Everything can compose and output to anywhere by Reactive Extensions.

Typed Asynchronous RPC Layer for Photon Server + Unity

Portable Client Library and HttpClient based OAuth library, including all platform(for PCL).

An alternative to AutoMapper, Hyper fast object-to-object mapper built on fastest serializer technology.

LINQ to BigQuery is C# LINQ Provider for Google BigQuery. It also enables Desktop GUI Client with LINQPad and plug-in driver.

Method Chaining base UnitTesting Extension Methods and Dynamic Private Accessor for MSTest, NUnit, xUnit.net.

Visual Studio Extension for opening files on GitHub, GitLab, Gitea, Bitbucket and AzureDevOps (dev.azure.com, visualstudio.com, tfs)

Infrastructure for high performance code.

Roslyn Analyzer/Generator for avoid boring boilerplate INotifyPropertyChanged implementation.

Extremely Fast MySQL Driver for C#, work in progress.

Yet another C# Datadog client that supports DogStatsD and APM.

Hyper Fast Reactive Tween Engine for Unity

dynamic json structure for C# 4.0.

RespClient is a minimal RESP(REdis Serialization Protocol) client for C# and PowerShell.

Owin Middleware it is possible to RequestScopeContext like HttpContext.Current but no dependent System.Web.

My Resume

C# Static Site Generator and Hosting for neue.cc

Voodoo Magic for WPF.

Implements a very easy to use sockets API based on IObservable

.NET debugging visualiser for runtime-generated IL code (via DynamicMethod, etc)

C# Memcached Transcoders

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Benchmarking LINQ and alternative implementations

A plugin for LINQPad which displays compiler generated code.

Lambda compare selector for Linq

Async MySQL Connector for .NET

Redis Session Provider for Owin.

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Benchmark of Jil vs Utf8Json

The C based gRPC (C++, Node.js, Python, Ruby, Objective-C, PHP, C#)

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Simple and Lightweight Database Executor

Magic for QueryString parsing.

esa.io client for .NET Standard.

Dapper - a simple object mapper for .Net

Xml Stream(XmlReader) to IEnumerable for Windows Phone(memory save) or parse large Xml.

🎒 Token-Oriented Object Notation (TOON) – Compact, human-readable, schema-aware JSON for LLM prompts. Spec, benchmarks, TypeScript SDK.

.NET Serializer testing framework

SimpleSpeedTester is a simple, easy to use framework that helps you speed test your .Net code by taking care of some of the orchestration for you.

Performance comparison of .NET IoC containers

OAuth library for .NET Framework 4 Client Profile, Silverlight 4 and Windows Phone 7.

A NuGet Package Manager for Unity

Powerful .NET library for benchmarking

.NET is a cross-platform runtime for cloud, mobile, desktop, and IoT apps.

Binary serializer for POCO objects

Utakotoha is Lyric Browser of Japanese Song for Windows Phone 7.

The JavaScript client that acts as a viewer for the various Glimpse server backends

General purpose redis client

The open source diagnostics platform for the web

ReactiveX Website

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