Unity R3 - Modern Reactive Extensions for Unity

Overview

R3 is a modern, high-performance Reactive Extensions library for Unity developed by Cysharp (same author as UniTask), providing observable streams and reactive patterns optimized for Unity.

Library: R3 by Cysharp

R3 vs UniRx: R3 is the modern successor to UniRx with better performance, async enumerable support, and Unity 2022+ optimization. For legacy UniRx projects, see unity-unirx skill.

Foundation Required: unity-csharp-fundamentals (TryGetComponent, FindAnyObjectByType), csharp-async-patterns (async fundamentals), unity-async (Unity context)