Here are some solutions I found for Tabbed MDI (à la Visual Studio .NET). If you don't know what I'm talking about, just click on the links, you'll immediately understand!
- Tim Dawson (now named Divelements SandDock)
- Xtreme Docking Pane
- Infragistics WinTabbedMDI
They all look great, but I haven't tried any...
Need advanced Grid controls for you Windows Forms applications? Here are some, to list just a few: