Cysharp/UniTask

Health v2 · maintenance only

Adoption not part of the score

11244 stars · 1013 forks observed · 2026-10-11

What it is AI-extracted, prompt v1, taxonomy v1, 2026-08-29, confidence not recorded

UniTask is a C# library for Unity that provides an efficient, allocation-free async/await integration. It makes Unity AsyncOperations, coroutines, and events awaitable via a struct-based UniTask type running on Unity's PlayerLoop without threads.

Use cases

• replace coroutines with async/await in Unity
• await Unity AsyncOperations like scene loads
• delay or yield frames without allocations
• await uGUI and MonoBehaviour events
• write async LINQ pipelines in Unity games
• track and debug async task leaks in Unity

When to choose

• building Unity games that need high-performance async code
• replacing coroutine-based logic with async/await
• targeting WebGL or other no-thread platforms in Unity
• you need zero-allocation async operations in game loops

When to avoid

• non-Unity .NET projects (use standard Task/ValueTask)
• simple projects where coroutines suffice
• codebases already standardized on Unity's built-in Awaitable (Unity 6+)

Facets

library · maturity stable

concurrency developer-tools developer-tools cross-platform game-engine cross-platform unity async-await zero-allocation coroutine csharp playerloop game-development

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