12Planet: Commercial instant messaging server software and components for providing online communication services. Includes whiteboarding and voice video capabilities.
Bantu Inc.: Server software with proprietary directory technology and enterprise integration capabilities.
Communicator Inc: Communicator Inc provides identity-based communication solutions for business, government and the extended enterprise.
DataMate Global Communications: Secure corporate instant messaging solutions offering customizable features such as fast responses and automatic replies. Suitable for the small office to the large organization
Hubbub Instant Messenger & Presence Application: Hubbub is an Instant Messenger that makes use of various song snippets to give you an awareness of your friends and colleagues.
IBN - Instant Business Network: Enhances and extends your business communications and information sharing capabilities.
IMIRC: A gateway between AOL Instant Messenger (AIM) and IRC (Internet Relay Chat). Requires an IRCd installation.
Instant Messaging Age Software Inc.: Provides capabilities that corporations use to turn simple IM communication platforms into productive and secure business tools
Invertix: Interoperable wireless messaging platform for wireless carriers and mobile content providers (Palm OS, PC, WAP and Web).
LanToucher Network Messenger: WinPopup compatible communication utility used in LAN.
MeetGate: MeetGate allows instant secure communication and exchange of information between PCs connected to a private or public network.
NetLert Communications Inc: Offers secure, real-time communication software solution providing Instant Messaging for enterprise use.
QuickPopUp: Allows users to exchange instant messages with other users on a LAN and across multiple operating systems.
WiredRed Software: Provider of e/pop, an enterprise-ready suite of real time communications and instant messaging software for small to large sized businesses.