Download software tagged by sip stack

VaxVoIP SIP Server SDK is a new, flexible approach that combines several advanced features, enabling users to create their own VoIP Server and IP PBX systems

Our VoIP SIP SDK provides a powerful and highly customizable solution to quickly add SIP based dial and receive phone calls features in your software applications. It accelerates the development of SIP VOIP applications.

Our VoIP SIP SDK provides a powerful and highly customizable solution to quickly add SIP based dial and receive phone calls features in your software applications. It accelerates the development of SIP VOIP applications.

Our VoIP SIP SDK provides a powerful and highly customizable solution to quickly add SIP based dial and receive phone calls features in your software applications. It accelerates the development of SIP VOIP applications.

Visio Protocol Stack stencil

Embedded Windows CE VOIP Developers Kit is your embedded telephony solution for developing software/hardware to enable device to device phone calls using SIP/H323 phone right at the electronics level.

H.323 SIP IAX Audio Conference Server (MCU), allows mixed conferences between H.323, SIP and IAX users. Supports various audio codecs, web interface.

VOIP H323 DLL Soft Phone SDK brings H.323 protocol support for ActiveX. With this SDK one can create a simple program to connect and start speaking with anyone with a direct IP Address or use the Gateway or the Gatekeeper to connect to /or from PSTN.

You will rethink the industry standard VOIP benefits by using this featured SIP softphone. SIP is better than you may think! Stay connected with multiple SIP service providers to maximize your revenue.