Tabs Studio v3.8.0 released:
- Added support for Visual Studio “15” Preview Enterprise (Visual Studio “15” Preview with New Lightweight Installer is not supported).
- Added support for SQL Server Management Studio 2016 March Preview Refresh and newer builds (older builds of SSMS 2016 are no longer supported).
- Removed the Close All but Pinned command from the context menu.
- Removed the incorrect hook for stdole.dll loading in Visual Studio 2015+.
- Fixed the rare MarshalingWindowFrame disposed object exception in the Saver add-in.
Download link: Tabs Studio v3.8.0.
Tabs Studio Blog (organizing Visual Studio document tabs) 
When I mark tab color, TabsStudio does not saves it when I reopen it (the file). It only saves settings only when I close the solution.
Bug appears in VS 2015 (run as administrator).
Comment by Dimitri — May 18, 2016 @ 11:53 pm
Please, enable the “Maintain highlight status if tab is closed” in Marker options
Comment by Sergey Vlasov — May 19, 2016 @ 8:32 am