HEATKEYS

Softphone SDK, SIP SDK, VOIP SDK, IVR SDK, IMS SDK, Softphone, Webphone, Customization Softphone

Our toolkits, softphone SDKs, provide much more than just SIP, voice and video: we have integrated the latest standards for optimized NAT traversal (ICE), security (TLS and SRTP) as well as all advanced SIP scenario (supervision, call transfer, call ...

ABTO SIP SDK is a softphone sdk solution to quickly build voip softphone to dial and receive phone calls features in your software application. ABTO SIP SDK provides a powerful and highly customizable solution (including SIP activeX) to quickly add S...

Linphone, Free SIP VOIP client, open-source voip software for Linux, windows, mac, iphone, android. Free sip voip sdk.

Free Zoiper softphone, Web Phone & SDK for windows, mac, linux & mobile phones. Get your own OEM branded and customized softphone. Free Download

Eyeball delivers carrier-grade VoIP software solutions for some of the world

Plivo - Web meets Telephony

SIP Infrastructure Experts

YouTube is a place to discover, watch, upload and share videos.

SIP activeX, SIP Lib, SIP Dll and SIP cabinent to add SIP based softphone in your apps and webpages.

ABTO Software is a global provider of IT outsourcing and high-end software development services. We offer a wide range of solutions with integrity.

CaféX is a leading software provider of WebRTC and mobile B2C collaboration applications that drive next-generation customer experience management solutions.