You can switch tabs with seeing their previews
Tab Preview Board is a Chrome extension to switch tab. You can switch tabs with seeing their previews.
The tabs will be shown in 3 columns in the popup. If you click the last tab with "+", the new tab will be opened.
Update History
v.1.4: Changed extension name, Added some colors, and other minor fixes
v.1.3: Supported "Columns" & "Background Color" Settings, Added "Option" button on popup, and others
v1.2: Supported to close tabs, Supported setting Image Quality of thumbnails, and others
v1.1.1: Supported selecting a tab by arrow keys