Ekiga 0 votes

Ekiga (formely known as GnomeMeeting) is an open source SoftPhone, Video Conferencing and Instant Messenger application over the Internet.

It supports HD sound quality and video up to DVD size and quality.

It is interoperable with many other standard compliant softwares, hardwares and service providers as it uses both the major telephony standards (SIP and H.323).

Main features:

  1. Ease of use with a modern Graphical User Interface.
  2. Audio and Video free calls through the internet.
  3. Free Instant Messaging through the internet with Presence support.
  4. Audio (and video) calls to landlines and cell phones with support to the cheapest service providers.
  5. High Definition Sound (wideband) and Video Quality up to DVD quality (high framerate, state of the art quality codec and frame size).
  6. Free of choice of the service provider. SMS to cell phones if the service provider supports it (like the default provider).
  7. Standard Telephony features support like Call Hold, Call Transfer, Call Forwarding, DTMF.
  8. Remote and Local Address Book support: Remote Address Book support with authentification using the standard LDAP technology, Local Address support in Gnome (Evolution).
  9. Multi platform: Windows and GNU/Linux
  10. Wide interoperability: Ekiga use the main deployed stantards for telephony protocols (SIP and H.323) and has been tested with a wide range of softphones, hardphones, PBX and service provide

Empathy 1 vote

Empathy is a messaging program which supports text, voice, and video chat and file transfers over many different protocols. You can tell it about your accounts on all those services and do all your chatting within one application.

Empathy uses Telepathy for protocol support and has a user interface based on Gossip. Empathy is the default chat client in current versions of GNOME, making it easier for other GNOME applications to integrate collaboration functionality using Telepathy.

Features:

  1. Multi-protocol: Google Talk (Jabber/XMPP), MSN, IRC, Salut, AIM, Facebook, Yahoo!, Gadu Gadu, Groupwise, ICQ and QQ. (Supported protocols depend on installed Telepathy Connection Manager components.) Supports all protocols supported by Pidgin.
  2. File transfer for XMPP, and local networks. Voice and video call using SIP, XMPP and Google Talk.
  3. Some IRC support.
  4. Conversation theming (see list of supported Adium themes).
  5. Sharing and viewing location information.
  6. Private and group chat (with smileys and spell checking).
  7. Conversation logging.
  8. Automatic away and extended away presence.
  9. Automatic reconnection using Network Manager.
  10. Python bindings for libempathy and libempathy-gtk
  11. Support for collaborative applications (“tubes”).