ExitLag - There is a world without lags, freezes or loss of data packets. This world is called ExitLag! Get a free trial. Play better who plays with ExitLag!
Lago Billing - Open-source alternative to Stripe Billing and Chargebee
Razer Cortex - A free all-in-one software which gives you the best gaming experience, featuring best gaming deals, PC and Mobile Game Booster, and more!
Metronome - Metronome helps software companies launch, iterate, and scale their usage-based business models, with billing infrastructure that works at any size and stage.
WTFast - Play any online game from anywhere with a smoother connection and lower ping time. wtfast gives your fave games a VIP connection. Free trial available, too.
Zuora - Zuora creates cloud-based software on a subscription basis that enables any company in any industry to successfully launch, manage, and transform into a subscription business.