Schedule Share - Create and share read-only calendars
Frozen Goodies - An advent calendar to get the chance to win daily prizes
Gong - Gong uses AI to analyze spoken conversations from audio sources and web conferencing platforms such as Cisco WebEx, GoTo Meeting and Zoom.
24 Ways - An advent calendar for web geeks
Ddays - Plan events with friends without the back and forth messages
25DaysOf - A customizable advent calendar, for everyone