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  • Uplink Skype to Sip Adapter  v.1.21Uplink connects SIP protocol VoIP calls to the proprietary Skype phone network. It works in both directions.
  • ZOIPER Free IAX and SIP softphone  v.2.00ZOIPER 2.0 Free Edition is a user-friendly IAX and SIP softphone compatible with the Asterisk platform or any other IAX or SIP capable system. ZOIPER Free . Find out the many advantages of this FREE product from Attractel!
  • VoIP SIP SDK for .NET and Win32 COM  v.1.1VoIP SIP SDK - A powerful and highly versatile VoIP SDK. Our SIP SDK provides a powerful and highly versatile solution to add quickly SIP (Session Initiation Protocol) based dial and receive phone calls features in your software applications.
  • SIP SDK  v.1.5SIP SDK - A powerful and highly versatile VoIP SDK. Our SIP SDK provides a powerful and highly versatile solution to add quickly SIP (Session Initiation Protocol) based dial and receive phone calls features in your software applications.
  • SIP DLL  v.1.1SIP DLL - A powerful and highly versatile VoIP SDK. Our SIP DLL provides a powerful and highly versatile solution to add quickly SIP (Session Initiation Protocol) based dial and receive phone calls features in your software applications.
  • SIP Phone DLL  v.3.0SIP Phone DLL - A powerful and highly versatile VoIP SDK. Our SIP Phone DLL provides a powerful and highly versatile solution to add quickly SIP (Session Initiation Protocol) based dial and receive phone calls features in your software applications.
  • VoIP SIP SDK  v.1.6Our 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.
  • VoIP SIP SDK with DLL, ActiveX and .NET  v.2.5.2VoIP SIP SDK - A powerful and highly versatile VoIP SDK. Our SIP SDK provides a powerful and highly versatile solution to add quickly SIP (Session Initiation Protocol) based dial and receive phone calls features in your software applications.
  • VoIP SIP SDK for .NET and ActiveX  v.3.0VoIP SIP SDK - A powerful and highly versatile VoIP SDK. Our SIP SDK provides a powerful and highly versatile solution to add quickly SIP (Session Initiation Protocol) based dial and receive phone calls features in your software applications.
  • Voolyk Sip Server  v.1.0Voolyk Sip Server is a mature and flexible SIP server (RFC3261). It can be used on systems with limited resources as well as on carrier grade servers, scaling to up to thousands call setups per second.
  • H.323-SIP-IAX VideoPhone for PDA  v.1.0H.323-SIP-IAX Softphone with video and audio support for Windows Mobile 2003/5.0/6.0. Supports G.711a/u codec for audio and H.261 codec for video.
  • SIP H.323 IAX Audio Conference Server (MCU)  v.1.0H.323 SIP IAX Audio Conference Server (MCU), allows mixed conferences between H.323, SIP and IAX users. Supports various audio codecs, web interface.
  • ABTO SIP SDK  v.3.0.12ABTO SIP SDK provides a solution to quickly build VoIP softphone that can dial and receive calls on your computer or add VoIP features into your software or web website.
  • ABTO SIP Server  v.1.0ABTO SIP Server supports making calls over Internet and defines the way of handling of interactive voice, video and IM sessions.
  • VoIP SIP Client SDK  v.1.3VoIP SIP Client SDK for .NET and ActiveX - A powerful and highly versatile VoIP SDK to accelerate development of SIP applications. Our brand-new SIP Client SDK provides a powerful and highly versatile solution to add quickly SIP (Session Initiation ...
  • Softphone SDK, SIP SDK, VOIP SDK, Softph  v.1.2Softphone SDK, SIP SDK, VOIP SDK, Softphone, IVR SDK, IMS SDK.Our brand-new SIP Client SDK provides a powerful and highly versatile solution to add quickly SIP (Session Initiation Protocol) based dial and receive phone calls features in your software ...
  • SIP Softphone ActiveX  v.1.1SIP Softphone ActiveX - A powerful and highly versatile VoIP SDK to accelerate development of SIP applications.Our brand-new SIP Softphone ActiveX provides a powerful and highly versatile solution to add quickly SIP (Session Initiation Protocol) ...
  • VaxTele SIP Server SDK  v.2.0VaxTele SIP Server SDK (Software Development Kit) is a new and flexible approach to develop SIP based VoIP servers, IP-PBX, SIP gateways, SIP PBX. It is really easy to develop IP-Telephony, PC to PC and PC to Phone services by using VaxTele SIP ...
  • IVR VoIP SIP SDK  v.1ABTO Software offers IVR VoIP SIP SDK - customizable interactive voice response software solution that supports multiple lines and all features of our VoIP SIP SDK.
  • IPhone SIP Client  v.3.2iPhone SIP Client is uniquely designed and developed to add the power of making VoIP calls directly through the iPhone. Since its development by Adore Softphone.
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