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SIP Communicator - the Java VoIP and Instant Messaging client.

SIP SDK - A powerful and highly versatile VoIP SDK for SIP applications

SIP Phone DLL - A powerful and highly versatile VoIP SDK for SIP applications

SIP DLL - A powerful and highly versatile VoIP SDK for SIP applications

SIP Express Router (SER) is a high-performance, configurable

Emulation software allowing users to play CDs & DVDs without physical disc.

CD/DVD burning copying backup recording duplication emulation and creation tool.

SIP activeX to add make/receive phone calls feature in your apps and web pages.

Net-SIP will implements all SIP protocol operation using EventMachine network.

Brekeke SIP Server is a SIP Proxy and Registrar.