1) Visual Studio Code for OSX / Linux / Windows
This is exactly what it looks like, a lite version of Visual Studio that runs on ANY operating system you want.
As of today, Visual Studio isn’t only on Windows anymore.
Visual Studio Code can be downloaded today, here: code.visualstudio.com
2) HoloLens applications are built as Universal Windows Apps and distributed through the Windows Store.
3) Universal Windows App will allow for developers to build a single application and distribute that application
as a single binary that will run on any device that runs Windows 10; including: phones, tablets, laptops,
desktops, Xbox, HoloLens and IoT (Internet of Things) devices.
4) Universal Apps built with Web, .NET, Win32, Java, C++ or Objective-C
5) Windows Phone as Desktop Replacement
6) Microsoft Edge Browser
7) New Azure SQL Database Features
8) Microsoft announced a handful of tools that will make it easier for developers to take existing iOS and Android apps and port them over to Windows.