InfoQ - C# - News https://www.infoq.com InfoQ C# News feed .NET 11 Preview 1 Arrives with Runtime Async, Zstandard Support, and C# 15 Features https://www.infoq.com/news/2026/02/dotnet-11-preview1/?utm_campaign=infoq_content&utm_source=infoq&utm_medium=feed&utm_term=C%23-news <img src="https://www.infoq.com/styles/static/images/logo/logo_bigger.jpg"/><p>NET 11 Preview 1 is released, featuring Runtime Async as the headline change, moving async method handling from the compiler into the runtime itself. The preview also brings CoreCLR WebAssembly work, native Zstandard compression, C# 15 collection expression arguments, and MAUI improvements. Community reaction has been mixed, with praise for async changes but debate over language complexity.</p> <i>By Almir Vuk</i> .NET 11 C# .NET .NET 9 .NET 10 .NET Core ASP.NET Development news Sat, 21 Feb 2026 09:00:00 GMT https://www.infoq.com/news/2026/02/dotnet-11-preview1/?utm_campaign=infoq_content&utm_source=infoq&utm_medium=feed&utm_term=C%23-news Almir Vuk 2026-02-21T09:00:00Z /news/2026/02/dotnet-11-preview1/en