universal Windows appsが組めるのが目玉ですが、他にもいろいろありますね。
Windows Phone 8.1 and Universal Windows Apps
- Performance and Diagnostics Hub
- Improved Debugging – Cached Resources
- Test Notifications – Azure Notification Hub
Azure Development
- IDE Enhancements
- .NET Mobile Services
- Related – Windows Azure SDK 2.3
Web Development
- TypeScript 1.0
- Web Code Editor Enhancements (SASS, LESS & JSON)
- Browser Link
- Project Templates
- Debugging Mobile Websites
General Debugging and Analyzers
- Visual Studio Debugger
- .NET Managed Memory Analyzer
- CPU Usage Analyzer
IntelliTrace
- Performance Events
- Visualizing Exceptions in IntelliTrace Data
DirectX Profiling and Debugging
- New Graphics Profiler
- Graphics Debugger Enhancements
Release Management
- Server Groups
無償版のVisual Studio Express 2013 Update 2 for WIndowsもあります