Meetup - Helps groups of people with shared interests plan events and facilitates off line group meetings in various localities around the world.

Kommunity - Explore communities that share your passion with millions of people

Raft Calendar - A fun and beautiful calendar for couples and close friends

DownToMeet - DownToMeet is a platform to organize, find, and attend group events.

Gong - Gong uses AI to analyze spoken conversations from audio sources and web conferencing platforms such as Cisco WebEx, GoTo Meeting and Zoom.

Get Together - Get Together is an open source event manager for local communities.