Free Downloads: Sip Protocol

VaxVoIP SIP SDK provides tools and components to quickly add SIP (Session Initiation Protocol) based IP-Telephony make and receive phone calls feature in your web pages and software applications. You can easily develope net-to-phone apps & web pages.

VaxVoIP Sip SDK provides tools and components to quickly add Sip (Session Initiation Protocol) based IP-Telephony make and receive phone calls feature in your web pages and software applications. It accelerates the development of Sip based soft phone with your own GUI (graphical user interface) and brand name. It delivers superior voice quality by integrating...

Category: Software Development
Publisher: VaxSoft Inc, License: Shareware, Price: USD $1500.00, File Size: 7.3 MB
Platform: Windows

"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

VoIP SIP SDK - A powerful and highly versatile VoIP SDK to accelerate development of SIP applications.

VoIP Sip SDK - A powerful and highly versatile VoIP SDK to accelerate development of Sip applications.

Our brand-new 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.
It accelerates the development of Sip/ RTP...

Category: Software Development / Components & Libraries
Publisher: Conaito Technologies, License: Commercial, Price: USD $999.00, File Size: 3.7 MB
Platform: Windows

TekPhone is a SIP (Session Initiation Protocol) VoIP Softphone that provides UA agent functions (Based on RFC 3261) runs under Windows (XP, Vista, 2003 Server).

TekPhone is a Sip (Session Initiation Protocol) VoIP Softphone that provides UA agent functions (Based on RFC 3261) runs under Windows (XP, Vista, 2003 Server).

Main features:

- Simple, easy to use interface.
- Supports (Only) G.711 A - Mu law codecs and RFC 2833 for DTMF digit delivery.
- Supports UPnP for NAT traversal. You can also set...

Category: Internet / Communications
Publisher: Yasin KAPLAN, License: Shareware, Price: USD $0.00, File Size: 0
Platform: Windows

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

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

VoIP SIP SDK for .

VoIP Sip SDK for .NET and ActiveX - A powerful and highly versatile VoIP SDK to accelerate development of Sip applications. Our brand-new 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 and websites. It accelerates the...

Category: Software Development / Components & Libraries
Publisher: Conaito Technologies, License: Commercial, Price: USD $999.00, File Size: 5.6 MB
Platform: Windows

VoIP SIP SDK - A powerful and highly versatile VoIP SDK to accelerate development of SIP applications.

VoIP Sip SDK - A powerful and highly versatile VoIP SDK to accelerate development of Sip applications. Our brand-new 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 and websites. It accelerates the development of Sip/ RTP...

Category: Software Development / Components & Libraries
Publisher: Conaito Technologies, License: Commercial, Price: USD $999.00, File Size: 5.1 MB
Platform: Windows

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

VaxVoIP WebPhone SDK offers tools and components for swiftly integrating SIP (Session Initiation Protocol) and WebRTC based VoIP call dialing, receiving, and audio-video conferencing features into your webpages

DEVELOP A WEBPHONE Develop Sip (Session Initiation Protocol) and WebRTC based webphone with your own GUI and brand very easily. COMPLETE WEBRTC BASED WEBPHONE DEVELOPMENT SOLUTION VaxVoIP WebPhone SDK is your complete solution for building a WebRTC based WebPhone. With sample codes, a technical manual, a COM component, and a demo application included, unleash the power of...

Category: Internet / Communications
Publisher: VaxSoft, License: Shareware, Price: USD $4840.00, File Size: 36.7 MB
Platform: Windows

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

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...

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

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

VaxVoIP Server SDK provides tools, demo application, sample codes and software components to accelerate the development of Sip (Session Initiation Protocol) based VoIP Servers and IP PBX systems for Banking, calling card companies, call centers and long distance telephony companies. HIGHLY CUSTOMIZABLE SOLUTION VaxVoIP Server SDK (Software Development Kit). It contains sample...

Category: Internet / Communications
Publisher: VaxSoft, License: Shareware, Price: USD $840.00, File Size: 28.8 MB
Platform: Windows

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

Carousel is software to connect VoIP calls to ordinary telephone lines and vice versa using one of a number of professional telephony devices.

Carousel is software to connect VoIP calls to ordinary telephone lines and vice versa using one of a number of professional telephony devices. It works as a virtual FXO gateway. You install it as a service on any Windows PC. Sip Protocol VoIP calls will be directed out to standard PSTN analog lines through a telephony board. Typical Applications: ~ To create a 1 to 12 FXO gateway...

Category: Internet / SMS
Publisher: NCH Swift Sound Software, License: Freeware, Price: USD $0.00, File Size: 210.0 KB
Platform: Windows

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

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

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

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

VaxVoIP SIP Desktop SDK provides tools and components to quickly add SIP (Session Initiation Protocol) based webphone, softphone and IVR systems for Desktop OS and Mobile-Phones.

VaxVoIP Sip Desktop SDK accelerates the development of Sip based webphone, softphone and IVR systems for Desktop OS and Mobile-Phones. VOICE CHANGER SUPPORT: VaxVoIP Sip 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. ANSWERING MACHINE DETECTION...

Category: Software Development / Components & Libraries
Publisher: VaxSoft, License: Shareware, Price: USD $1680.00, File Size: 38.0 MB
Platform: Windows

Data Phone is data aware VOIP application which uses the industry standard Session Initiation Protocol (SIP). Data Phone integrates phone functionality with MS SQL databases or Windows Azure cloud services, allowing you to easily interface telephony

Data Phone is data aware VOIP application which uses the industry standard Session Initiation Protocol (Sip). Data Phone integrates phone functionality with MS SQL databases or Windows Azure cloud services, allowing you to easily interface telephony functions into your other systems. To get started: 1. Download Data Phone 2.Enter account information 3.Make a call....

Category: Internet / Communications
Publisher: EXNP Inc., License: Shareware, Price: USD $79.95, File Size: 61.2 MB
Platform: Windows

Collanos Phone is a software-only Voice over Internet Protocol (VoIP) phone and a multi-protocol instant messenger supporting Jabber, MSN, ICQ, AOL, and Yahoo! protocol combined in one application. It is available on Windows, Mac OSX, and Linux.

Collanos Phone is a software-only Voice over Internet Protocol (VoIP) phone and a multi-Protocol instant messenger combined in one application. The main features include placing audio & video calls and sending instant messages, including transparently to existing Jabber, MSN, ICQ, AOL, and Yahoo! networks. Following Collanos multi-platform strategy, the product is available in...

Category: Internet / Internet Phone and Teleconferencing
Publisher: Collanos Software Inc., License: Freeware, Price: USD $0.00, File Size: 14.7 MB
Platform: Windows

Full featured VOIP softphone based on the open standard SIP protocol.

Full featured VOIP softphone based on the open standard Sip Protocol. With MizuPhone you can connect to any Sip (proxy and/or registrar) server on the public internet or on your local area network.

MizuPhone tries to combine the Sip compatibility with P2P inteligence and an intuitive GUI. It is a perfect choice for everybody who wants to keep its telephone...

Category: Internet / Communications
Publisher: MizuTech, License: Freeware, Price: USD $0.00, File Size: 8.1 MB
Platform: Windows

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

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 Google Play...

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