It is an ultimate toolset for professional developers created by Telerik. It is mainly for those people who are targeting Microsoft platforms. It is bundled with all you need to build web or mobile app. It delivers rich and high performing controls for all types of UI platforms. It is being used by more than 100000 developers every day.
The things included in DevCraft:-
UI controls- SILVERLIGHT, ASP.NET AJAX, WINDOWS 8, WPF, ASP.NET MVC, WINDOWS PHONE
Productivity tools- JustMock, JustCode, JustDecompile, JustTrace
Data tools- Reporting, OpenAccess ORM