When you install or upgrade to Visual Studio Team Foundation Server 2013, you and your team can benefit from new features.
Define a build process
- You can build code in a Git team project. See Create or edit a build definition. 
- Defining a build is simpler. See Use the Default Template for your build process. 
- Building and testing a Windows Store app is simpler. See Build and test a Windows Store app using Team Foundation Build. 
- You have a new option organize build output files into the same folder structure that is used by Visual Studio on your dev machine. See Default Template: Specify the build output location 
- The Logging Verbosity parameter is no longer required. Verbose data about each build is recorded in the diagnostic logs. 
- You can use only the Visual Studio Test Runner to run your tests. The MSTest option is no longer available. 
Customize a build process
- You can run batch and PowerShell scripts before and after compilation, and before and after your tests run. See Run and pass data to scripts and programs 
- The default templates have a simpler and less granular structure to make them easier to customize. 
- The default templates are stored in an immutable location on your Team Foundation Server instead of in version control. You can download a copy, customize it, and then check in (TFVC) or commit and push it (Git) into your team project. See Customize your build process template. 
- You can use environment variables in your build process. See Team Foundation Build environment variables. 
- We’ve enhanced our guidance. See Customize your build process. 
Run, monitor, and manage your builds
- You can .png) undock the Builds page from Team Explorer and open it in a new window. undock the Builds page from Team Explorer and open it in a new window.
Diagnose build problems
- You can view a diagnostic log for every build, regardless of whether or not you drop your build outputs. See Diagnose problems in your build.
Administer Team Foundation Build
- You can drop your build outputs into TFS from both Visual Studio Online and on-premises servers.