Exchange instant messages.

Windows Messenger allows real-time communication with your contacts who are using messaging (IM) service and those supported by the Session Initiation Protocol (SIP) as provided by Microsoft Office Live Communications Server.

Windows Messenger also has connectivity to the Microsoft .NET Messenger services, also is the IM client of choice for business in IT environments.

• IMSDroid 1.0.234
  IMSDroid is the first fully featured open source SIP/IMS client for android. It's also the only free Android SIP client which supports direct Video Calls. 3GPP IMS (IP...

• OfficeSIP Messenger 2.0.1
  OfficeSIP Messenger provides enterprises with advanced instant communications for free

• OpenSIPS 1.5
  OpenSIPS (Open SIP Server) is a mature Open Source implementation of a SIP server. OpenSIPS is more than a SIP proxy/router as it includes application-level functionalities. OpenSIPS, as a SIP server, is the core component of any SIP-based VoIP...

• OfficeSIP Server 2.7
  Enable your employees call each other for free with OfficeSIP Server

• IMbrella 3.1.21
  Easily deployed, IMbrella installs on any PC with access to your network and analyzes all traffic to detect, manage and archive traffic through public IM servers, including: MSN Messenger; Yahoo Messenger; and AOL Instant Messenger. IMbrella is invisible to your employees and requires no extra hardware, client applications or desktop...

• OfficeSIP Alerter 1.0
  OfficeSIP Alerter is a simple, easy-to-use and free sip messenger

• Friendplay Instant Messenger (IM) 3.01
  Friendplay IM is a mobile instant messenger and communication service that allows friends to connect, share experiences and enhance their online communities together. Chat with anyone, anywhere and in any language inside hundreds of thousands of...

• Mizu VoIP SoftPhone 2.1.1
  Mizu Softphone is a sip client software designed especially for VoIP service providers