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 compliant soft phone with a fully-customizable user interface and brand name.
The Abto LLC VoIP SIP SDK contains a high performance VoIP conferencing client capable of delivering crystal clear sound even for both low and high-bandwidth users and SIP compatible devices (hardware and software). It enables a worldwide communication over the internet or intern networks either by speaking and delivers superior voice quality. It supports DTMF, adaptive silence detection, adaptive jitter buffer!
Abto LLC VoIP SIP SDK is based on IETF standards (SIP, STUN, etc.), so it should be compatible with other standard based products such as Asterisk, OpenSER other.
v1.1
Dynamically loadable codecs
Registrar support
STUN support
Samples on Delphi, C#, VB, VB.NET, C#, HTML
echo cancelation
support of playing audio files
v1.2
Hold/Retrieve with sample
Record conversation into WAV
Delphi sample updated
VB sample updated
HTML JavaScript sample updated
Extended OnIncomingCall event arguments
v1.3
Call transfer support
Added status code on call reject
Added Unauthorized and Trying events for user registration
Fixed bug with default sound device
Fixed to be recognized as valid ActiveX component
Samples updated
v1.4
Mute Sound
VPN support
Fixed VB6 compilation issue
Voice over IP H323 SDK 2.0
Highly customizable VoIP SDK to accelerate development of H.323 applications Our brand-new VoIP H.323 SDK provides a powerful and highly customizable solution to quickly add H.323 based dial and receive phone calls features in your software applications. It accelerates the development of H.323 compliant soft phone with a fully-customizable ...
VoIP SIP SDK 2.1
Highly customizable VoIP SDK to accelerate development of SIP 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 compliant soft phone with a fully-customizable user ...
Express Talk VoIP Softphone 2.06
Internet phone to make calls using your PC Express Talk is software that works like a telephone to let you make calls from your PC.. With Express Talk you can call anyone on the internet who has installed Express Talk (or any other SIP voip softphone). Calls are free. You can also call ordinary ...
Phoner 1.78
Softphone for PC-telephony using TAPI, CAPI or SIP plus answering machine Phoner is a free softphone for ISDN and VoIP telephony. An answering machine and Text-To-Speech support complete the large package. ...
Free Video Softphone Software 2.0
softswitch solution,pbx softswitch,call manager,voip softphone,sip softphone,ip Features
a.. VPN Support ( Additional Cost)
b.. Customized Skin Interfaces
c.. Call Timer * Display Balance
d.. Last Number Redial
e.. Local Signalization (Dial tone, busy, ring back, etc.) for user
comfort
f.. Mute
g.. Touch-Tones
...
Quorum Call Conference Software 1.02
This phone conference server runs on any Windows PC Quorum is software which runs as a phone conference server on any Windows PC. Callers dial into the server to join telephone conferences.
Callers can connect to a conference call using either standard or VoIP lines on external telephone numbers or ...
Express Talk VoIP Softphone 1.00
Internet phone to make calls using your PC Express Talk is software that works like a telephone to let you make calls from your PC. With Express Talk you can call anyone on the internet who has installed Express Talk (or any other SIP voip softphone). Calls are free. You can also call ordinary ...
3CX VOIP Phone for Windows 1.0
Free SIP Phone. Use your PC as a phone. Works with any SIP/ VOIP provider. Free VOIP / SIP phone. Use your PC as a phone. Works with any SIP / VOIP provider/ phone service. Use instead of the soft phone provided by your VOIP provider which locks you into their VOIP phone service. Easy to use interface includes dial pad and buttons ...
3CX FREE VOIP Phone for Windows 6.0
Free VOIP Phone. Use your PC as a phone. Works with any SIP/ VOIP provider. Free VOIP / SIP phone (softphone). Use your PC or laptop as a phone. Works with any SIP / VOIP provider/ phone service. Use instead of the soft phone provided by your VOIP provider which locks you into their VOIP phone service.
Easy to use interface ...
OfficeSIP Messenger 1.7
Free enterprise communicator supporting instant messaging, chats, VoIP and video OfficeSIP Messenger provides enterprises with advanced instant communications for free. Compatible with Office Communications Server 2007, OfficeSIP Messenger delivers reliable performance combined with trouble-free deployment and management. Supporting ...
