- 100% open source
- Encrypted by default
- HD audio with Opus
- No account needed
- Presentations and desktop sharing
- Integrated chat
- Invite by pretty URLs https://MySite.com/OurConf
- XMPP (Jabber)
- Facebook (via XMPP)
- .NET Messenger Service (commonly known as MSN or Windows Live Messenger)
- Yahoo! Messenger
- Encrypted password storage
- Password protection with a master password
- Encrypted Instant Messaging with Off-the-Record Messaging (OTRv4)
- Chat authentication with the Socialist Millionaire Protocol over OTR
- Call encryption with SRTP and ZRTP for XMPP and SIP
- Call encryption with SRTP and SDES for XMPP and SIP
- DNSSEC support
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