Mobilizon - A free and federated tool to get our events off Facebook
Comptel Interconnect Billing - Billing and Invoicing
DownToMeet - DownToMeet is a platform to organize, find, and attend group events.
eventup - Find Great Event Venues in the US
EventCast - EventCast is an app that helps you schedule events and easily invite participants to subscribe.
Swift Polling - Swift Polling is a text and web polling and presentation platform.