@lightweight @mpanhans there’s even more than 2 ;) #RIPE & IETF are using MeetEcho : https://www.ietf.org/how/meetings/technology/meetecho-guide-participant/ which is FLOSS : https://github.com/meetecho ; we choose it for members meetings because z00m is banned in some countries , & because it scales to large conferences (1k+) & it has pro support.