Popular browsers such as IE, Firefox and Chrome have CTRL+n keyboard shortcuts to switch to a specific tab number. I’ve added similar functionality to Navigator. You can assign any shortcut keys to TabsStudio.Connect.NavigateToTabXX commands and quickly navigate to the first 20 tabs in Tabs Studio:
Keyboard shortcut options in Visual Studio
Download link: Navigator v1.0.2.
Tabs Studio Blog (organizing Visual Studio document tabs) 