Logo of <a href="https://en.wikipedia.org/wiki/BigBlueButton" class="extiw" title="w:BigBlueButton">BigBlueButton</a>.
BigBlueButton Inc., <a href="//commons.wikimedia.org/wiki/User:Dexxor" title="User:Dexxor">Dexxor</a> (putting it together)
Icon from <a rel="nofollow" class="external autonumber" href="https://github.com/bigbluebutton/bigbluebutton/files/6254867/bbb_logo.svg.zip">[1]</a>, letters from <a href="https://en.wikipedia.org/wiki/Myriad_Pro" class="extiw" title="w:Myriad Pro">Myriad Pro</a>.