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LaunchKit - Open SourceA popular suite of developer tools, now 100% open source
Gamify: How Gamification Motivates People to Do Extraordinary ThingsGamify shows gamification in action
eTalerSmart and beautiful expense tracker
RedbeardFramework for fast & simple native app development
TasteGet movie suggestions based on personal taste.
Revenue NumbersA curated directory of revenue stats for online businesses.
Smartmockups AppCreate stunning product screenshots in seconds!
HitchWhere developers stay informed of API changes & discussion
Mail TesterTest the spamminess of your email
Nest Cam OutdoorA weather proof outdoor security cam that records 24/7
Nintendo Classic MiniThe NES is back... but it's mini!
Combo CrittersCombine critters to evolve and conquer the universe!
UI CheckMeasure UI elements directly on your screenshots
Proto.io 6Design, prototype, collaborate, test. Prototyping for all.
Louder Than Words - Christian Rudder, OkCupid's CofounderOkCupid's algorithmic advantage over the competition
The Everyday Backpack, Tote, and SlingVersatile & beautiful bags based on the Everyday Messenger
Pikazo 2.0Turn anything into art in two taps