Apps with 'PBX' feature

Asterisk is an open source framework for building communications applications. Asterisk turns an ordinary computer into a communications server. Asterisk powers IP PBX systems, VoIP gateways, conference servers and other custom solutions.

The 3CX Phone System is the software-based private branch exchange (PBX) Phone system based on the SIP (Session Initiation Protocol) standard and enables extensions to make calls via the public switched telephone network (PSTN) or via Voice over Internet Protocol (VoIP) services...

Twilio is a web-service API that lets you use your existing web languages and skills to build voice and SMS applications. We focus on building a simple, powerful, pay-as-you-go communications platform so that you can focus on what you do best.

FreePBX is a web-based open source GUI (graphical user interface) that controls and manages Asterisk (PBX), an open source communication server.

FreeSWITCH is a scalable open source cross-platform telephony platform designed to route and interconnect popular communication protocols using audio, video, text or any other form of media. It was created in 2006 to fill the void left by proprietary commercial solutions.

Amwork All In One Workspace Builder, offering functionality for all business processes in one place. This would enable users and companies to craft their unique workspaces using a builder, without any need for programming.

Yate is a softswitch (concept of separating the network hardware from network software).

Wazo is mainly an IPBX that provides communication services such audio, video, and instant messaging based on the use of standard network technologies such as the TCP/IP protocol. It is interoperable with most market telephony systems and gives users access to flexible and...

Thirdlane® Business Phone System stands as an advanced IP PBX and Unified Communications solution, designed for both on-premises and cloud deployment.

TeamWox is a groupware system designed to optimize the business management. This is a web application including HRM, Task management, document workflow, CRM, Service Desk and IP PBX tools.

Whether you're a business of one, or a thousand-employee enterprise, VirtualPBX offers a PBX system for businesses of any shape or size!.

Dialpad offers a secure, enterprise cloud phone system, business VoIP, toll free numbers, cloud PBX & integrations with Google Apps for Work & Office 365.

Incredible PBX is a secure and feature-rich implementation of the Asterisk® PBX. By rethinking the PBX security model from the ground up.

uSipSwitch a micro sip switch (sip proxy) perfect for edge SIP SBC work (e.g. hosted PBX business). Comes with web console and DNS health tools. Uses modern clustering NoSQL technology for advanced HA.

You will be able to setup your own VOIP system in ONE HOUR. miniSIPServer can run on Windows, Linux and even Raspberry Pi. We can also run it on kinds of virtual machine systems, such as Hyper-V, VMWare, KVM, Xen.