March 9, 2025
Microsoft Ships First .NET 10 Preview — Visual Studio Magazine
News Microsoft Ships First .NET 10 Preview Microsoft shipped .NET 10 Preview 1, introducing a raft of improvements and fixes across performance, libraries, and the developer experience. The JIT compiler now optimizes array interface calls and enables stack allocation for small value type arrays, reducing heap usage. Enhanced cryptographic support includes improved certificate handling and direct PEM data reading. The new CompareOptions.NumericOrdering improves string comparisons, and ZipArchive sees performance and memory enhancements. ASP.NET Core adds OpenAPI 3.1 and YAML support, along with Blazor improvements like script asset handling and QuickGrid enhancements. EF Core 10 refines LINQ-to-SQL translation and introduces batch