The Linphone team at your service

Our software development engineers support you throughout your project.

A range of tailored services

Belledonne Communications: your trusted partner for your Softphone and Unified Communications projects.

Since 2010, our company, Belledonne Communications, has been developing the Linphone, Liblinphone, and Flexisip software while supporting businesses in creating communication solutions that integrate these tools. We offer a comprehensive range of services, including branding Linphone to match your company (rebranding), maintenance contracts, consulting services, and custom development.

Who better to guide you in implementing solutions based on Linphone than the very team that created it?

Rebranding

Server installation

Maintenance

Developments

Assistance

Rebranding

Complete white-label customization to tailor Linphone to your brand.

Looking to add a softphone to your offering or develop a unified communication solution for your brand? Choose a mature and robust technological foundation. Linphone has been designed for customization and easily integrates with your VoIP infrastructure. We provide a personalized version within 8 weeks!

This service is available for iOS, Android, Windows Desktop, macOS, and GNU/Linux.

Flexisip Server Suite Installation and Configuration

Simplify and optimize your deployments with our installation and configuration services.

We handle the full deployment of the Flexisip server suite, including setting up the server environment, configuring the software, and conducting tests.

Benefit from a high-availability (HA) service within weeks, easily scalable to meet the growing demands of your service.

Already have a VoIP infrastructure in place? We can deploy Flexisip to add unified communication features or push notification support for mobile platforms.

Available on-premise or as managed services.

Maintenance

Annual support contracts including evolutionary maintenance

Subscribing to a publisher support contract ensures the longevity of your solution. Our team of engineers analyzes the issues you report through your private project on our bug tracking tool and provides guidance on integrating our APIs.

Custom Development

New features and adaptations to meet your specific needs

Would you like to add a new feature or RFC to Linphone? Based on your technical specifications, we will assess the development effort required and provide you with a quote for the work to be done.

Many of the developments we carry out within the Linphone project are funded by our clients. This is a key aspect of our development model.

Technical assistance

Benefit from expert advice on communication protocols and media stream processing.

Our engineers assist you in designing your software architecture or advise you on integrating our solutions.

Whether it’s to validate a POC or address your tecBenefit from expert advice on communication protocols and media stream processing.hnical questions, we are here to help you move forward.

Starting from €3600 for a 20-hour package, to be used within 3 months.

10K

Resolved tickets

22

Software engineers

70

Companies under support

20

Rebranding projects

They trust us

"The Belledonne support structure is world class! Since our initial integration efforts we’ve had close communication with their engineering team and support staff. Any problems we’ve had were quickly resolved or prioritized in upcoming releases. We couldn’t be happier!"

Samuel Braff, Vice President of TextPlus

"The team helped us solve SIP call setup issues, codec issues and with the development of new features. Both the support and development assistance are great. It was easy to quickly add core functionality and to build on top of that."

Peter Hayes, CEO of VTCSecure

Resources

Check out our resources

Discover our white papers

Explore our white papers on security and intercom systems to learn more about our advanced solutions.

Watch our conferences

Access our on-demand conferences and explore our webinars dedicated to technical topics to deepen your knowledge.

A project in mind?

Would you like to enlist our team to assist with your project? Contact us now to discuss your needs and receive a personalized quote.

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Best Wishes for 2025!

The Linphone team sends you our very best wishes!

Get an exclusive preview: test the new Linphone Android beta!

After more than a year dedicated to research and development, graphic design, and user experience optimization,...