.NET 7 Preview 7 is now available with improvements to System.LINQ, Unix file permissions, low-level structs, p/Invoke source generation, code generation, and websockets.
.NET 7 Preview 6 is now available with improvements to type converters, JSON contract customization, System.Formats.Tar API updates, constraints to .NET template authoring, and performance enhancements in the CodeGen area.
.NET 7 Preview 4 is now available with enhancements to the OpenTelemetry implementation, date and time, cache metrics, on stack replacement (OSR) and regular expressions.
.NET 7 Preview 2 is now available with enhancements to RegEx source generators, progress moving NativeAOT into the runtime, and a major set of improvements to the 'dotnet new' CLI experience.
.NET 7 Preview 1 is now available and is the start of a major .NET release, focused on cloud native, app modernization, containers, and many other improvements.