Open Source

Building voice, video and messaging applications on your own servers or private cloud has never been so easy. Enhance your business by being part of one of the fastest growing open source communities.




Restcomm Open Source

TeleStax leads and maintains the following Open Source projects that constitute the RestComm family. The Telestax Open Source Playbook details the rules of engagement with the Open Source community of users and contributors. Telestax also offers commercial grade products based on the Open Source code base.

Useful links


Telestax depends on a long list of Open Source projects. We are also very grateful and fortunate to have a thriving community of users and contributors. See the Contributors Hall of Fame and various acknowledgments for contributions to our open source ecosystem.

New Contributors

Are you considering contributing to one of the open source projects lead by TeleStax? We would be happy to have you on our team.

Before submitting a patch or committing directly to a project’s source code repository, please read and accept either the Individual or the Corporate Contributor License Agreement (CLA). To accept the CLA, please fill in and submit the form below.

Which is the main RestComm sub-project that you plan to contribute to?

Contributor License Agreement Type

Who (if anyone) on the RestComm/Telestax core team referred you to this form?

What motivates you to contribute to the open source community?

What is your GitHub public profile URL?