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Tag: C# 15

News

.NET 11 Ships November 10 — Same Day .NET 8 and 9 Lose Support

.NET 8 and .NET 9 both lose support on November 10 — the same day ...

23 hours ago

.NET 11 RC2 featuring Runtime Async V2, C# 15 union types, and dotnetup SDK manager

Developer Tools

.NET 11 RC2: Runtime Async, C# 15 Unions, Go-Live Now

.NET 11 RC2 ships with a go-live license, Runtime Async V2, C# 15 union types, ...

October 23, 2026

.NET 11 RC1 featured image showing C# 15 union types and MAUI CoreCLR migration concept

News

.NET 11 RC1: C# 15 Union Types, MAUI CoreCLR, What to Do

.NET 11 RC1: go-live license, stable C# 15 union types, MAUI CoreCLR on all mobile ...

September 29, 2026

C# 15 union types native language feature in .NET 11 RC1 with compiler-enforced exhaustive pattern matching

News

.NET 11 RC1: C# 15 Union Types Are Production-Ready

.NET 11 RC1 ships with go-live support and C# 15 as default. Union types replace ...

September 18, 2026

News

.NET 11 RC1: C# 15 Unions, Runtime Async, Go-Live

.NET 11 RC1 ships with a production go-live license, C# 15 union types, and Runtime ...

September 11, 2026