Eventbrite - Discover Great Events or Create Your Own & Sell Tickets
Prototracker - Cross-platform fakebit chiptune tracker
Cvent - Cvent's event management software provides event planners with a complete solution to increase event attendance and decrease event costs.
DefleMask - An old-school game music tracker for an ample variety of systems.
Ticket Tailor - Ticket Tailor is an easy-to-use event ticketing platform that allows event organizers of all shapes and sizes to sell tickets online.
FamiStudio - FamiStudio is very simple music editor for the Nintendo Entertainment System or Famicom. It is designed to be easier to use than FamiTracker, but its feature set is also much more limited.