Free Downloads: Sip Lib

License:  All 1 2 | Free

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VoIP SIP SDK Screenshot
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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.

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...

Category: Software Development / Tools & Editors
Publisher: DEK Software International, License: Shareware, Price: USD $1399.00, File Size: 8.5 MB
Platform: Windows



SIP ActiveX and SDK Screenshot
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PCBest Network provides SIP solutions for SIP Developers.

PCBest Network provides Sip solutions for Sip Developers. From high level Sip ActiveX to low level Sip SDK, the complete Sip development solutions are giving users multipul choices to deploy their voip productions in fastest and most efficient way. PCBest Network's Sip SDK can be used to develop Sip clients or Servers(proxy, media gateway, PBX,...

Category: Software Development / ActiveX
Publisher: PCBest Network, License: Shareware, Price: USD $19.99, File Size: 1.6 MB
Platform: Windows

Shareware
WebRTC SIP gateway Screenshot
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WebRTC SIP is a gateway to convert WebRTC calls from browsers to SIP and inverse turning your browser into a regular softphone.

WebRTC Sip is a gateway to convert WebRTC calls from browsers to Sip and inverse turning your browser into a phone with audio, video and SMS capabilities. The gateway allows your web browser to make and receive calls from/to any Sip-legacy network or PSTN for example call to X-Lite or any mobile/landline phone. The supported protocols includes WebRTC, Sip,...

Category: Business & Finance / Business Finance
Publisher: Mizutech S.R.L, License: Shareware, Price: USD $1900.00, USD1900, File Size: 25.0 MB
Platform: Windows

VaxTele SIP Server SDK Screenshot
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VaxTele SIP Server SDK allows software vendors and service providers to develop their own SIP based VoIP Server, IP-PBX, SIP PBX, SIP gateway and IP-Telephony services.

VaxTele 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 Server SDK. VaxTele Sip Server SDK includes COM (Component Object Model) components, and can be used in almost...

Category: Software Development / Components & Libraries
Publisher: VaxSoft, License: Shareware, Price: USD $550.00, File Size: 12.3 MB
Platform: Windows

VoIP SIP SDK for iPhone Screenshot
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VoIP SIP SDK for iOS (iPhone and iPad) is a toolkit to quickly build SIP softphone client for iOS or add VoIP features into your app for App Store.

VoIP Sip SDK for iOS (iPhone and iPad) is a toolkit to quickly build Sip softphone client for iOS or add VoIP features into your app for App Store. Operating System: Mac OS X. Development environments: VOIP Sip SDK for iPhone on objective-C (Xcode); VOIP Sip SDK for iPhone on Swift. iOS versions: VoIP Sip SDK for iOS 6;...

Category: Internet / Communications
Publisher: ABTO Software, License: Shareware, Price: USD $995.00, File Size: 106.0 KB
Platform: Mac, iOS, iPhone, iPod

Shareware
SIP SDK Screenshot
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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 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 Protocol) based dial and receive phone calls features in your software applications and websites. It accelerates the...

Category: Software Development / Components & Libraries
Publisher: Conaito Technologies, License: Shareware, Price: USD $699.00, File Size: 21.3 MB
Platform: Windows, Linux, Pocket PC, Unix, Java

5 Stars5 Stars5 Stars5 Stars5 Stars Commercial
VoIP SIP Client SDK Screenshot
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VoIP SIP Client 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 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 Protocol) based dial and receive phone calls features in your software applications and websites. It accelerates...

Category: Software Development / Components & Libraries
Publisher: Conaito Technologies, License: Commercial, Price: USD $999.00, File Size: 6.4 MB
Platform: Windows, Linux, Pocket PC

Shareware
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TA-Lib pro is configurable directly from the Excel interface from a convenient single dialog (See on the left).

TA-Lib pro is configurable directly from the Excel interface from a convenient single dialog (See on the left). The settings are automatically preserved between Excel sessions.
TA-Lib open-source requires Visual Studio or additional Microsoft Redistributable to be installed on the end-user machine and is not suitable to non-developers.

Category: Utilities / Misc. Utilities
Publisher: TicTacTec, License: Shareware, Price: USD $149.00, File Size: 1.9 MB
Platform: Windows

Shareware
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SIP Workbench is a graphical SIP, RTP, STUN, and TURN protocol analyzer and viewer designed to help illustrate and correlate VoIP and IM network interactions.

Sip Workbench is a graphical Sip, RTP, STUN, and TURN protocol analyzer and viewer designed to help illustrate and correlate VoIP and IM network interactions. Sip Workbench is a versatile tool designed for protocol developers, system integrators, and end-users to use to visualize, diagnose, and debug complex multi-protocol interactions.

Sip Workbench...

Category: Internet / Communications
Publisher: BreakPoint Software, License: Shareware, Price: USD $89.95, File Size: 3.3 MB
Platform: Windows

Shareware
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"VidPhone" is a H.

"VidPhone" is a H.323/Sip Video SoftPhone for Windows and Linux OS.
VidPhone support both Sip and H.323 protocols, varios audio codecs and high-definition video.

VidPhone has following features and parameters:

- Protocols: Sip and H.323
- Audio codecs: G.711/G.729/Speex/iLBC/G.723.1/GSM/G.726
- Video codecs:...

Category: Internet / Communications
Publisher: RSDevs.com, License: Shareware, Price: USD $40.00, File Size: 8.9 MB
Platform: Windows

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The snom 4S media server is a turnkey solution for handling media in SIP environments.

The snom 4S media server is a turnkey solution for handling media in Sip environments. Using the Sip
protocol the media server can be used with software solutions like Microsoft Messenger or with a variety of hard phones like the snom 100 and 200.
The media server can be used with the snom 4S Sip Proxy/ Registrar as well as with other Sip proxies,...

Category: Utilities / Misc. Utilities
Publisher: snom technology AG a VoIP Phones, License: Demo, Price: USD $0.00, File Size: 1.8 MB
Platform: Windows

ABTO Software VoIP SIP SDK for iPhone Screenshot
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Video VoIP SIP SDK for iPhone is a solution to quickly build VoIP softphone that can dial and receive calls on your computer or add VoIP features into your software.

Video VoIP Sip SDK for iPhone is a solution to quickly build VoIP softphone that can dial and receive calls on your computer or add VoIP features into your software. Quick facts about VoIP Sip SDK for iPhone: iOS 5/6 compatible Support of Sip and RTP STUN and other IETF standards (compatible with SER, OpenSER and Asterisk) Sip...

Category: Internet / Communications
Publisher: ABTO Software, License: Shareware, Price: USD $495.00, File Size: 106.0 KB
Platform: iOS, iPhone

5 Stars5 Stars5 Stars5 Stars5 Stars Commercial
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Voolyk 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.

Voolyk 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. It is written in pure C for Unix/Linux-like systems with architecture specific optimizations to offer high performances.

Category: Software Development / ActiveX
Publisher: Voolyk, License: Commercial, Price: USD $499.00, File Size: 1.2 MB
Platform: Windows

MLB SIP Load Balancer Screenshot
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The MLB SIP Load Balancer is used to load balance SIP services, to achieve performance scalability and high availability of the SIP services.

The MLB Sip Load Balancer is used to load balance Sip services, to achieve performance scalability and high availability of the Sip services. MLB is a fast Sip proxy application capable to handle millions of simultaneous calls and will provide traffic routing based on server load. The Sip Load Balancers automatically detect when a server is unavailable...

Category: Software Development / Databases & Networks
Publisher: Mizutech S.R.L, License: Shareware, Price: USD $3800.00, USD3800, File Size: 7.3 MB
Platform: Windows

Demo
WebPhone Screenshot
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The Mizu WebPhone is a SIP standard based VoIP software for Web implementing multiple engines: Native, WebRTC, Flash, Java and App. Web to SIP from all OS, all browsers.

Web to Sip for all OS, all browsers. The Mizu WebPhone is a Sip standard based VoIP software for web implementing multiple engines: Native, WebRTC, Flash, Java and App. Based on the industry standard Sip protocol, it is compatible with all VOIP devices and services. It can call any other Sip soft phone (for free charge) or any landline or mobile number via...

Category: Software Development
Publisher: Mizutech S.R.L, License: Demo, Price: USD $500.00, USD500, File Size: 8.4 MB
Platform: Windows, Mac, Linux, iOS, Android, BlackBerry, Handheld/Mobile Other, OpenVMS, Unix, Other, iPhone, iPod, Java

Uplink Skype to Sip Adapter Screenshot
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Uplink connects SIP protocol VoIP calls to the proprietary Skype phone network. It works in both directions.

Uplink connects Sip protocol VoIP calls to the proprietary Skype phone network. It works in both directions. The Sip protocol has become the industry standard for VoIP. Thousands of telephone companies, IP phone manufacturers and virtual IP based PBX systems use this protocol to connect calls. The problem is the proprietary IP phone 'Skype' has an almost cult following in the...

Category: Internet
Publisher: NCH Swift Sound Software, License: Shareware, Price: USD $27.50, File Size: 238.3 KB
Platform: Windows, ME, NT 4.x, XP, 2000, 2003, Vista

Shareware
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Konnetic's Unity SIP .

Konnetic's Unity Sip .NET SDK povides a fully RFC3261 compliant class library written for the .NET platform that runs on Microsoft's CLR or Mono.
Sip methods currently supported include REGISTER, INVITE, OPTIONS, ACK, BYE, CANCEL, INFO, UPDATE and MESSAGE.
Supports TCP, UDP and TLS transports plus HTTP Digest Authentication.
Includes Session Description...

Category: Internet / Misc. Plugins
Publisher: Konnetic, License: Shareware, Price: USD $400.00, File Size: 381.1 MB
Platform: Windows

Freeware
Doddle WebPhone Screenshot
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Doddle is a free online SIP WebPhone through
which you can make phone calls from within a
webpage.

Doddle is a free online Sip WebPhone through
which you can make phone calls from within a
webpage.
It works with couple of VoIP providers or you can
even fill it with your own Sip settings details.
There is no desktop software to be downloaded at
all. It just uses Java plugin( JVM ) which by
default exists is most browsers. Asterisk (News -
Alert), BT...

Category: Internet / Communications
Publisher: Doddle WebPhone, License: Freeware, Price: USD $0.00, File Size: 564.0 KB
Platform: Windows, Linux

Freeware
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Simply sign up for SIP-discount, enter the appropriate settings in your SIP-device and call at the lowest rates available.

Simply sign up for Sip-discount, enter the appropriate settings in your Sip-device and call at the lowest rates available.
All calls are delivered at the PSTN networks at a fraction of the costs of regular (international) calls. Our cutting-edge technologies ensure crystal clear sound quality and reliability.

Category: Internet / Communications
Publisher: Finarea S.A. Switzerland, License: Freeware, Price: USD $0.00, File Size: 5.1 MB
Platform: Windows

PCBest Networks SIP PBX Screenshot
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A Windows free SIP IP PBX software.

A Windows free Sip IP PBX software. It is very easy to use and deploy, with powerful features like:ACD, Auto Attendant, Call Park, Ring Group, Conference, Call Pickup Group, Auto Outbound Dialer, Database CDR report, Database PBX Status Report. It supports Sip extensions, Sip accounts, inbound and outbound calls, and customized dial plans. With new plugin feature, you can...

Category: Internet / Communications
Publisher: PCBest Networks, License: Freeware, Price: USD $0.00, File Size: 4.0 MB
Platform: Windows

VaxVoIP SIP Android SDK Screenshot
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VaxVoIP SIP Android SDK provides tools and components to quickly add SIP (Session Initiation Protocol) based softphone and SIP client for Android based devices and other Hand-Held device.

VaxVoIP Sip Android SDK accelerates the development of Sip based softphone and Sip clients for Android based devices and other Hand-Held device. VOICE CHANGER SUPPORT: VaxVoIP Sip Android SDK supports Voice Changer, which works in real-time and let you sound like a robot, a chipmunk, a drunk grandpa, a teen boy or someone who just inhaled helium. DEVELOP...

Category: Software Development / Components & Libraries
Publisher: VaxSoft, License: Shareware, Price: USD $1280.00, File Size: 3.1 MB
Platform: Android

ABTO Software VoIP SIP SDK for Android Screenshot
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ABTO Software's VoIP SIP SDK allows quick VoIP softphone app development. SIP softphone provides voice, video and IM communication, supports VPN and SRTP connection, and is compatible with most SIP servers.

ABTO Software's VoIP Sip SDK allows quick VoIP softphone app development. Also you can use it when you need to add VoIP features to your software. Quick facts about ABTO Software VoIP Sip SDK for Android: Versions: VoIP Video Sip SDK for Android Standard VoIP Sip SDK for Android Trial: Download sample Sip softphone on...

Category: Internet / Communications
Publisher: ABTO Software, License: Shareware, Price: USD $995.00, File Size: 7.5 MB
Platform: Android

Demo
DLL to Lib Screenshot
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DLL to Lib is a magical tool which can convert a DLL file into its equivalent static library file. After that, you can replace the original DLL file with the static library file, rebuild your application, and distribute it without the DLL!

Fed up with distributing a lot of DLLs with your applications? Fed up with the errors such as "DLL not found"? OK, let DLL to Lib help you. DLL to Lib is a magical tool which can convert a DLL file into its equivalent static library file. After that, you can replace the original DLL file with the static library file, rebuild your application, and distribute it without the DLL...

Category: Software Development
Publisher: Binary Soft, Inc., License: Demo, Price: USD $399.00, File Size: 4.7 MB
Platform: Windows

ABTO Software Flash SIP SDK Screenshot
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ABTO Software provides a customizable flash softphone that can be used for support on corporate and chats for web portals.

ABTO Software provides a customizable flash softphone SDK that can be used for development of support solutions on corporate websites and chats for web portals. Flash Softphone is a web softphone, that is working in web browser without installation of any specific software. It operates using Sip (Session Initiation Protocol). The Phone is compatible with any Sip server like...

Category: Internet / Communications
Publisher: ABTO Software, License: Shareware, Price: USD $1999.00, File Size: 106.4 KB
Platform: Windows, Android

Freeware
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Billion Phone - compact convenient SIP phone software for making voice calls using your computer.

Billion Phone - compact convenient Sip phone software for making voice calls using your computer. The main advantage of Billion Phone is ability to show customer balance on the screen when working with Billion Softswitch, Billion PBX and some other Sip servers.

Features

- Sip registration
- Incoming and outgoing calls using Sip
-...

Category: Internet / Communications
Publisher: ProfInfoTech, License: Freeware, Price: USD $0.00, File Size: 2.1 MB
Platform: Windows

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License:  All 1 2 | Free