Of all the feature requests we've been getting, the majority has asked for two things: an OS X app and a start/stop timer. While we can't promise any of these at the moment, it's now possible to pair up Ding with Eon. It's a menu bar app for OS X with a timer, and the fine folks at Fuelcollective added Ding-integration in their latest update.
Update: Ding now has a timer. Read more