ClicksAndWhistles is an IRC client for Windows. It supports multiple server connections and "identities" allowing you to have different nicknames on different servers. There is support for Unicode (UTF-8) messages.
Radmin Communication Server is secure chat software for corporate messaging. Intranet messenger with text and voice chat options can be used securely in local networks as ICQ and Skype alternatives or VoIP analog to organize remote conferences.
Softros LAN Messenger is a instant LAN messaging software for home or office users. It does not require a server and is very easy to install and use. Works on the TCP/IP based networks and supports Windows/Citrix terminal services.
Fast and fully managed instant messenger for secure use in business and corporate environments. It offers encryption of private and group collaborations, supports file transfer and offline messaging, provides Active Directory and branding support.
Freo Messenger is a multi protocol instant messenger that works with Windows whose support includes AIM, ICQ, IRC, MSN and Jabber; it also allows you to make use of other popular instant messaging protocols including Gadu-Gadu, Netsend, Skype, Yahoo.
Secure client/server instant messaging suite designed to provide efficient chat and communication capabilities over LANs and networks of any size. This bundle includes a license for Bopup Communication Server (IM server) + 25 instant messengers.
Instant Messaging (IM) server for internal and secure collaboration over corporate and business networks. It provides Active Directory support, message and file archiving, offline messaging and document distribution with a strong encryption of data.
Installs local activities for MSN Messenger 6.0 or later
Activity Installer allows you to install a local activity for MSN Messenger 6.0 (and later) or Windows Live Messenger. Instant Translator is currently the only available activity. The activity allows on-the-fly translation of incoming messages.
Monitor AIM (AOL Instant Messenger) conversations on network!
AIM Sniffer is a handy network utility to capture and log AIM (AOL Instant Messenger) chat from computers within the same LAN. It supports not only messaging through AIM server but also direct connection messaging.
Akeni Enterprise Instant Messaging IM is an enterprise messaging system that integrates with your Active Directory / LDAP. You can also install the Akeni Social Networking Software and Akeni Intranet Portal on the the same LAN network.
Akeni Help Desk Assistant can be used with Akeni Enterprise Instant Messaging IM
Akeni Help Desk Assistant can be used with Akeni Enterprise Instant Messaging IM. Help Desk Assistant is a feature rich live help system that allows visitors to your site to chat with sales and support staff in real time.
Akeni Instant Messaging - Pro Business IM for corporate and business
Akeni Instant Messaging - Pro is a client/server instant messaging platform that allows companies to host their own secured corporate IM system. You can integrate with your existing Akeni Social Networking Software and Intranet Portal.
Akeni Live Help 123 integrates with Corporate IM or Social Networking Software
Akeni Live Help 123 for Corporate Instant Messaging (IM) is a hosted system that allows visitors to your site to chat with sales and support staff in real time. Akeni Live Help can be integrated with Corporate IM or Akeni Social Networking Software.
Akeni Secure Instant Messaging IM - Expert Edition, is a secured client/server
Akeni Secure Instant Messaging IM - Expert Edition, is a secured client/server instant message solution for business and enterprise. If you require Active Directory integration, please use the Enterprise IM for Intranet or Akeni Social Networking
Akeni Social Networking Software and Group Chat for business
Akeni Social Networking Software, Intranet Portal and Collaboration Software for Business. Integrated instant messaging, forums, blogs, file upload, channel, in/outboard, bookmarking. The web based interface can be accessed using iphone or ipad.