From the website:
Openmeetings provides video conferencing, instant messaging, white board, collaborative document editing and other groupware tools using API functions of the Red5 Streaming Server for Remoting and Streaming.
OpenMeetings is a project of the Apache Incubator, the old project website at GoogleCode will receive no updates anymore. The website at Apache is the only place that receives updates.
OpenMeetings is the type of application that could benefit from subject-centric capabilities.
Even “in-house” as they say, not all participants will share a common vocabulary.
There are commercial applications that make that and other unhelpful assumptions. Write if you need contact details.