Sortd - Rated the #1 App for Gmail
Shortwave Bookmarklet - Shortwave is an extensible quick-search and shortcut bookmark.
Gmail Add-ons - Work with your favorite business apps directly in Gmail
Shortwave - Email smarter & faster with a reinvented experience for your Gmail
Asana for Gmail - Turn emails into tasks without leaving your Gmail inbox
YubNub - YubNub is a networking web service with a command line–style interface.