The document summarizes announcements made at the Microsoft Build 2015 conference, including the release of Visual Studio 2015 Release Candidate (RC), Team Foundation Server 2015 RC, and Visual Studio 2013 Update 5 RC. A new cross-platform code editor called Visual Studio Code was also previewed. The document then provides details on prerelease software types and improvements in Visual Studio 2015 RC like creating extensions, debugger improvements, and .NET Framework 4.6 support. It concludes by describing Visual Studio Code as a lightweight code editor that runs on MacOS, Linux and Windows and provides intelligent code authoring and integrated debugging for multiple languages.