Some good coverage of BigBlueButton in theFree Technology For Teachers blog — though we tend to characterize the project as open source web conferencing as opposed to open source video conferencing.

BigBlueButton Winner at Prestigious Moodle Certified Integration Partners Awards 2023
BigBlueButton a Winner at Prestigious Moodle Certified Partner Awards 2023 Moodle, the world’s most popular open-source LMS, has awarded BigBlueButton the Outstanding Growth Award during