[brian_herman]

https://jitsi.org/ Opensource version of zoom

https://meet.google.com/ Google Meet(recording is with the enterprise version) integrates with google calendar

https://www.gotomeeting.com/

https://www.skype.com/en/free-conference-call/

https://www.bluejeans.com/

[ignoramous]

Nit: Jitsi's open source alternative* to Zoom

Amazon Chime: https://chime.aws

Kosmi: https://kosmi.io

Jami: https://jami.net

Screen: https://screen.so

Signal: https://signal.org

Whereby: https://whereby.com

Airtime: https://airtime.com

Microsoft Teams: https://www.microsoft.com/en-us/microsoft-365/microsoft-team...

Rally: https://rally.video

[jeroenhd]

To add to this:

https://kopano.com/products/meet/

A subscription or self-hosted, e2e encrypted video call tool