Visual Studio 2019 includes new features like Live Share for real-time collaboration, IntelliCode for AI-assisted coding, and improvements to debugging and tooling. It also improved support for .NET development, including new code fixes and refactoring options. Visual Studio 2019 supports development for Azure, Azure DevOps, GitHub, containers, and microservices. New capabilities were also added for mobile development with Xamarin, Python, and machine learning using ML.NET.