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Saturday, 24 September 2016


OpenVBX is a web-based open source phone system for business. 


  • Web Server
  • PHP 5.2.3+
  • MySQL 5+
  • Twilio Account

SSL Certificate Requirements

Twilio requires a valid SSL certificate if you want to use HTTPS. Self signed certificates are not supported. See for more information on what Twilio considers a valid certificate.


Please see INSTALL.markdown

Bug Reporting Guidelines

Title: A brief description of the story
  1. A full summary of the problem.
  2. Steps to reproduce
  3. Possible solution (optional)
For a list of common/known issues see the Troubleshooting Guide/Common Issues Page

Contributing to OpenVBX

When working on OpenVBX try to work on the develop branch. This is where all work is done before being completed and merged in to master. No work goes directly to master.
To open a pull request against OpenVBX open it from your develop branch on to the main develop branch. We will end up pulling any requests against master in to a feature branch off of develop before merging the pull request.


"OpenVBX" and "Twilio" are trademarks of Twilio, Inc., all rights reserved. If you want to say something like "Powered by Twilio" or "Powered by OpenVBX" we'd be honored. If you want to redistribute OpenVBX or the iPhone app, you must come up with your own product name. Use of the Twilio trademarks in your product name requires Twilio's written permission.

More Information

Pickles and gravy.
Please remember that your use of OpenVBX in connection with the Twilio website and services is subject to the Twilio Terms of Service. Remember that you bear sole responsibility for adequate security, protection and backup of your content, software, servers and systems in connection with your use of OpenVBX and the Twilio services. We strongly encourage you to use encryption and other customary security technology to protect your content, software, servers and systems from unauthorized access or use and to routinely archive and back-up your content and other materials. 


Companies and collaboration

Give every user their own phone number, web phone, personal conference line, and voicemail (with transcription). Dial whole departments, and share voicemail messages with the team.

Phone tree designer

Build better customer experiences with advanced menus, text-to-speech, call recording and more, using a dead-simple, drag ’n drop call flow designer.

Open and extensible

Install third party plugins to add functionality or integrate with other business apps and systems. And because OpenVBX is open source, you have the freedom to make it your own.
There’s a lot you can do, so get downloading.
OpenVBX - InboxOpenVBX - Users and GroupsOpenVBX - DevicesOpenVBX - Call FlowsOpenVBX - Twilio Numbers

Latest Release

Current Version: OpenVBX 1.2.20
Follow this five step installation guide to get up and running in no time. We’ve also got an upgrade guide to help you out.

Or grab the source code.



  • Quickstart Guides
    Fast guides to get started extending and customizing your OpenVBX installation.
  • Plugin API
    Function reference for the OpenVBX internal APIs. Use these APIs to build plugins or extend OpenVBX without touching core code.
  • Themes
    CSS reference to customize OpenVBX, or build your own theme from scratch