INSTANT MESSAGING

Jabber- Instant Messaging and Presence technology. Built to be extensible, the protocol has accumulated features over time such as Voice over IP and file transfer signaling.


Reaction: The Jabber network is server-based (i.e. clients do not talk directly to one another) but decentralized; by design there is no central authoritative server, as there is with services such as AOL Instant Messenger or MSN Messenge


Meebo- is an Ajax-based in-browser instant messaging program which supports multiple IM services, including Yahoo! Messenger, .NET Messenger Service, Google Talk, AIM, ICQ, MySpaceIM, Facebook Chat and Jabber; it is based on the free and open source library libpurple created by the software developers of Pidgin.[1]


Reaction: Meebo was founded in September 2005 by Sandy Jen, Seth Sternberg and Elaine Wherry, and is based in Mountain View, California.[3]


Skype- (IPA: [skaɪp]) is software that allows users to make telephone calls over the Internet. Calls to other users of the service and to free-of-charge numbers are free, while calls to other landlines and mobile phones can be made for a fee. Additional features include instant messaging, file transfer and video conferencing.


Reaction: The word 'Skypecasting' is a portmanteau of 'Skype' and 'podcasting'. Its original usage referred to recording Skype voice over IP voice calls and teleconferences. The recordings would be used as podcasts, which allow audio or video content to be syndicated over the Internet. Skype launched a "Skypecasts Beta" service in 2006 where it remained in beta until its end in September 2008.

SOCIAL NETWORKING

Facebook.com – is a free-access social networking website that is operated and privately owned by Facebook, Inc.Users can join networks organized by city, workplace, school, and region to connect and interact with other people. People can also add friends and send them messages, and update their personal profiles to notify friends about themselves. The website's name refers to the paper facebooks depicting members of a campus community that some US colleges and preparatory schools give to incoming students, faculty, and staff as a way to get to know other people on campus.

Reaction: Facebook has added several new features to its website. On September 6, 2006, a News Feed was announced, which appears on every user's homepage and highlights information including profile changes, upcoming events, and birthdays related to the user's friends

Tagged.com-is a social networking site. It was co-founded by Harvard graduates and entrepreneurs Greg Tseng and Johann Schleier-Smith. Tagged.com was launched in October 2004 by Tagged Inc. and is privately owned. Tagged Inc. has raised $7 million in funding, from Silicon Valley venture capital firm Mayfield Fund. The site initially targeted US high school students but has since opened to all users worldwide age 13 and older. The company reached profitability in early 2007. The site allows its users to build and customize profiles, send messages, leave comments, post bulletins, customize status, browse photos, watch videos, play games, give gifts, give tags, chat and make friends

Reaction: Tagged provides a feature whereby users are invited to provide it with their email username and password, and it will then check their email address books to see if their existing friends are already on Tagged. They then have the option of connecting with friends already on Tagged and repeatedly sending email invites to friends who are not yet on Tagged.

Orkut .com-is a social networking service which is run by Google and named after its creator, an employee of Google - Orkut Büyükkökten. The service states that it was designed to help users meet new friends and maintain existing relationships. Orkut is similar to other networking sites

Reaction: Orkut was launched on January 22, 2004 by Google as independent project of Orkut Büyükkök Turkish software engineer. The community membership was originally by invitation only