SharedCopy is an AJAX based web annotation tool that allows users to mark-up, highlight, draw, annotate, cache, sticky-note and finally share any website.

ScrapBook is a Firefox extension, which helps you to save Web pages and manage the collection. Key features are lightness, speed, accuracy and multi-language support. Major features are: * Save Web page * Save snip ...

Psi is an instant messaging application for Windows, Linux, and Mac OS X that connects to the free, open Jabber IM network (also known as XMPP).Localized versions of Psi are available in almost twenty different languages ...

Google Talk (GTalk) is a free Windows and web-based application for instant messaging and voice over internet protocol (VOIP). It lets you send instant messages, do automatic file transfers, check friends' status upd ...

Meebo is integrated, all-in-one instant messaging (IM client) that connects you with your friends everywhere. It supports a large number of popular servicesand connects you to MSN, Yahoo, AOL/AIM, MySpace, Facebook, Goog ...

Pidgin is an easy to use, multi-protocol chat client client used by millions. Connect to AIM, MSN, Yahoo, XMPP, and more chat networks all at once. It has built-in support for NSS, offering client-to-server message encry ...