microsoft/vs-threading

The Microsoft.VisualStudio.Threading is a xplat library that provides many threading and synchronization primitives used in Visual Studio and other applications. observed · 2026-10-22

github.com/microsoft/vs-threading · homepage · C# · NOASSERTION (other) observed · 2026-10-22

Health v2 · maintenance only

90/100

Activity 100
Release rhythm 70
Longevity 100

Flags: no_license

How is this computed?

round(0.45*activity + 0.35*rhythm + 0.20*longevity); archived -> min(score, 10) — computed 2026-10-22. Adoption (stars, forks) is never an input.

gap_med: 60.0
age_days: 3668
days_rel: 121
days_push: 1
n_releases_24m: 5

Full methodology

Adoption not part of the score

1040 stars · 162 forks observed · 2026-10-22

What it is AI-extracted, prompt v1, taxonomy v1, 2026-08-30, confidence not recorded

Microsoft.VisualStudio.Threading is a cross-platform .NET library providing async synchronization primitives, async collections, and TPL/dataflow extensions, including the JoinableTaskFactory for safely blocking the UI thread on async work. It ships with a companion Roslyn analyzer package that detects common threading and async coding mistakes.

Use cases

safely block the UI thread while awaiting async work
avoid deadlocks when mixing sync and async code in .NET
use async-aware locks and synchronization primitives
detect async/await threading mistakes at compile time
manage async operations across UI and background threads
write thread-safe async collections and dataflow pipelines

When to choose

building .NET desktop or UI applications with async code that must interact with the UI thread
you need battle-tested async synchronization primitives with static analysis
maintaining Visual Studio extensions or similar IDE tooling

When to avoid

writing simple backend or console apps where standard Task and SemaphoreSlim suffice
non-.NET platforms or languages
you want a lightweight dependency-free threading utility

Facets

library · maturity stable

concurrency developer-tools developer-tools cross-platform dotnet cross-platform async threading synchronization-primitives ui-thread roslyn-analyzers csharp nuget

2 sources

readme: https://github.com/microsoft/vs-threading · fetched 2026-10-22 · 7ec28cf8874d
homepage: https://microsoft.github.io/vs-threading/ · fetched 2026-08-29 · 9e43ae15575f

Member repositories

Repository	Role	Health v2
microsoft/vs-threading	main	90

For agents

markdown · JSON · MCP: product_card(name="microsoft/vs-threading")

Data as of 2026-10-19T08:05:51.212177+00:00 · Report a problem