The new Visual Studio Solution File Format: Goodbye .SLN, Welcome .SLNX!

With the launch of Visual Studio .NET in the year 2002, the solution file .sln was introduced. And since then, we were using that custom format to manage the projects that belong together to build an application. But with .NET 10 and Visual Studio 2026, times have changed: The new .slnx format is here! Solutions […]