Lernid features a variety of features:
Easy To Get Involved -- connecting to events is simple as running Lernid and entering a nickname. No more trying to figure out the complexities of IRC and how to enter a session.
View Slides In Real Time -- sessions delivered that are optimized for Lernid can display presentation slides that change as the session leader delivers his/her session.
View Web Pages In Real Time -- if a session leaders wants to show learners a website, the site can be shown automatically in the in-built web browser in Lernid.
Localized Session Times -- no more trying to figure out session times in UTC and converting them to your local timezone. All sessions in the schedule in Lernid are displayed in your local timezone.
Available In Your Language -- Lernid is available in 31 languages and growing!
Session Reminders -- ten minutes before a session and when a session is starting a handy little notification bubble will pop up to remind you of the session.
How to install Lernid on ubuntu 11.10/11.04/10.10
Open the terminal and run the following commands
sudo add-apt-repository ppa:lernid-devs/lernid-releases
sudo apt-get update
sudo apt-get install lernid