Video Conferencing Tools	Keterangan
	1)      Google Video Chat -          Video chat directly from Gmail, iGoogle and orkut -          Look and sound your best with high-quality audio and video -          Get started easily – all you need is a webcam -          License : Freeware/ClickWrap Interoperability -          Google Talk uses XMPP to provide real-time extensible messaging and presence events, including offline messaging and voice mailing. On January 17, 2006, Google enabled server-to-server communications, federating itself with any XMPP server that supports the dialback protocol.        Encryption -          The connection between the Google Talk client and the Google Talk server is encrypted, except when using the international version of the client. Here's what you'll need to get started: •Download the voice and video chat plug-in, quit all open browser windows, and install the plug-in. •Sign in to Gmail, iGoogle or orkut. •In your chat list, select the contact you want to call. If they have a camera icon next to their name, you can make a voice or video call to them; just click the camera icon to place a video call or the phone icon to place a voice call.
	2)      Skype -          is a software application that allows users to make voice and video calls and chats over the Internet. Calls to other users within the Skype service are free, while calls to both traditional landline telephones and mobile phones can be made for a fee using a debit-based user account system. -          Unlike other VoIP services, Skype is a peer-to-peer system rather than a client–server system, and makes use of background processing on computers running Skype software -          Skype 2.0 for Linux, released on 13 March 2008, also features support for video conferencing.[12] Version 5 beta 1 for Windows, released 13 May 2010, offers free video conferencing with up to five people.
	3)      iChat (Mac OS X) -          iChat is the default instant messaging application bundled with Mac OS X. iChat boasts multi-user video chat (up to 4 people at once), iChat Theater for sharing and viewing files during a video chat, and a Backdrops feature that allows users to customize what's behind them (e.g., you're in Paris). iChat is only available on OS X.
	4)      TokBox (Web-based, Supports all platforms) -          TokBox's OpenTok platform allows users to start a multi-party video chat with up to 20 people. The API does not require download for use and it is set up to allow the creator of the video chat to invite non-tokbox users into the call via email, instant messaging or by publishing the URL on their Twitter / Facebook / MySpace accounts. -          OpenTok plug-n-play apps are downloadable widgets that allow users to quickly add group video chat functionality to their websites and blogs.