jabberd is a Jabber/XMPP instant messaging server. It implements XMPP-Core (RFC3920), XMPP-IM (RFC3921), and a range of protocol extensions: XEP-0012, XEP-0016, XEP-0030, XEP-0049, XEP-0054, XEP-0077, XEP-0079, XEP-0092, XEP-0114, XEP-0138, XEP-0153, XEP-0157, XEP-0160, XEP-0191, XEP-0192, XEP-0193, XEP-0198, XEP-0199, XEP-0202, XEP-0203.
123 Web Messenger can add a Facebook-like messenger bar to the bottom of the browser window of a visitor to your Web site, keeping your visitors active and connected. It offers both Web-based IM and an optional desktop IM application. 123 Web Messenger supports text and video chat options. The Web-based IM includes an invitation button in the user list page to initiate a one-to-one private chat.
JBuddy Developer Tools is a robust suite of APIs and software development frameworks for creating instant messaging applications and solutions. It is comprised of the JBuddy SDK, JBuddy Bot Builder, and JBuddy Bot Framework. The JBuddy SDK is a unified IM client API supporting public IM services including AIM, ICQ, Windows Live (MSN), Yahoo Messenger, Google Talk, and enterprise IM servers including Lotus Sametime, Microsoft Live Communications Server (LCS 2005), Microsoft Office Communications Server (OCS 2007), and XMPP (Jabber) servers. The core JBuddy SDK implementation and APIs are available in Java while a tight C++ wrapper exposes the JBuddy APIs for Microsoft COM and .NET. The JBuddy Bot Builder and JBuddy Bot Framework are built on top of the JBuddy SDK and greatly simplify building, testing, and deploying powerful IM Bots.
Amatix Office is a complete communication platform for small and medium-sized businesses. It provides email, calendar, contacts, conventional telephony like ISDN, new generation VoIP telephony like SIP, instant messaging, presence, and other features needed to power a business. Amatix Office is very easy to install and use and does not require any special IT skills. It is a live software appliance which boots a computer directly from a CD or USB flash drive without any software installation.
Scopserv Communicator is an audio/video Internet phone and instant messenger that supports some of the most popular VoIP and instant messaging protocols such as SIP, Jabber (XMPP), AIM/ICQ, MSN, Yahoo! Messenger, and a whole lot of other useful features. ScopServ Communicator is based on the SIP Communicator softphone.