Meetingbird for Gmail - View your calendar and schedule meetings right from Gmail
Eventbrite - Discover Great Events or Create Your Own & Sell Tickets
Kin Calendar - The simple and connected calendar
Tuio - Tuio is a billing and payment application that allow daycare centers and pre-schools to centralize and manage all parent billing and payment in one place.
Calendly for Chrome - Schedule meetings without leaving your inbox
GoPad for Schools - School Management