A semantic agent for xmpp / jabber network which finds and shares content about resources (using RDF/SPARQL) for you and your jabber friends.
An ajax web jabber client
Psi+ is a cross-platform powerful Jabber client (Qt, C++) designed for the Jabber power users.
A simple, open, server-to-server web-hook-based pubsub (publish/subscribe) protocol as an extension to Atom. Parties (servers) speaking the PubSubHubbub protocol can get near-instant notifications (via webhook callbacks) when a topic (Atom URL) they're interested in is updated.
TrophyIM is a Jabber (XMPP) client built on top of strophe
The past few days I invested in developing a base framework for implementing service bots atop of micro-blogging services such as Twitter and Identica. The framework is written in Ruby and builds upon John Nunemaker’s Twitter gem.
A great amount of Pidgin's functionality is exposed through D-Bus, so you can do a lot with a script that uses D-Bus to communicate with a running Pidgin. D-Bus has bindings for many languages; this means you can write such a script in many languages including Python, Perl, C++, Java, Ruby, and Haskell.
The xmppclient module provides an xmpp thin client for drupal.
Brings all XMPP wonders to Drupal, interacting with user via javascript and plain old HTTP. Strophe javascript library is used for handling all javascript gears