The Mailchimp UI framework.
Mailchimp for SMS
Mailchimp's content style guide.
Power-up your Mailchimp (et al) newsletters w/ cool features
The easiest newsletter creator ever.
Splitwise is a free tool for friends and roommates to track bills and other shared expenses, so that everyone gets paid back.
Pictures of pictures in the past in the present.
Free web-based addresses created as messages are received, with no registration required. Messages are deleted after a few hours.
Apply Magic Sauce translates individuals' digital footprints into psychological profiles.
Replace new tab page with a personal dashboard featuring todo, weather, and inspiration.
Enter a persons eye prescription to see an image blurred to their natural eyesight.