PowerBuilder .NET 12.5 and later use the Visual Studio 2010 isolated shell Service Pack 1.

The new shell comes with enhancements.

• Windows are no longer constrained to the editing frame of the integrated development environment (IDE). You can now dock them to the edges, float outside the IDE, or move them anywhere on the desktop. You can even move them to another monitor.
• The Help Viewer was completely redesigned. The documentation now appears in your Web browser or browser frame.