From UcMapi Software Studio:
Office Tabs for Excel (64-Bit) enables Tabbed view for Microsoft Excel and displays all workbooks you've opened or created as tab sheet. The control is similar with some tabbed web browser such as Firefox and IE8. Now you can switch among different workbooks by clicking on different tab sheets. It features customize tab bar with different styles, arrange tab sheet by dragging and dropping, highlight tab sheet with different color easily, disable/enable Office, tabs for Excel in Microsoft Excel, plenty of mouse functions to access workbooks easily, centralized management and configure center, and intelligent diagnosis and fixing center.