This extension displays the unread count of emails for a Gmail account. It includes support for custom labels. You can choose the labels* for which you want the unread count displayed.

* - The labels must be synced in your Gmail app.

Recent changes:
Added support to open the unread label on clicking the icon.
Displays the label list in settings in Alphabetical order.
Added option for display icon.
*Added support for extensions other than Dashclock.