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Linphone project preview
BusinessAlternative to Cisco JabberAlternative to Zoom PhoneAlternative to RingCentral

Linphone

Open source SIP softphone for voice and video over IP with end-to-end encryption.

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LicenseGPL-3.0
GitHub stars1.5k
Last commit1 weeks ago
Tags5 topics
Encrypted Voice VideoBusinessLinphone DesktopSip SoftphoneVoip Client App
Overview

Why consider Linphone?

Linphone is an open-source VoIP softphone and SIP client application written in C++ and Qt by Belledonne Communications. Supporting high-definition audio/video calls (Opus, VP8, H.264, AV1), instant messaging, and Post-Quantum end-to-end encryption (LIME), Linphone serves corporate communication needs.

Guided learning

Learn Linphone by building

Practical setup notes, real use cases, and copy-ready examples in one focused guide.

1 min read 2 sections
In this guide2 sections

Overview of Linphone

Linphone places encrypted VoIP audio and video calls across corporate PBX infrastructure.

Quickstart

bash
1# Download and install Linphone for Linux/macOS/Windows
2sudo apt-get install linphone-desktop

Linphone is licensed under the GNU General Public License v3.0 (GPL-3.0).

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Linphone FAQs

Linphone is listed as a Business tool on TiloBox. Review the overview, features, and official documentation on this page to decide whether it solves your specific workflow.

Start with the project's GitHub repository and official website for supported installation and deployment instructions. Test the setup with representative data or a small project before rolling it out more widely.

Linphone is listed under the GPL-3.0 license. Read the complete license text and the project's notices before using, modifying, or distributing the software.

Production readiness depends on your requirements. Review maintenance activity, security practices, documentation, backup and upgrade procedures, and compatibility with your stack; then validate it in a non-production environment.

Linphone is listed as an alternative to Cisco Jabber. Compare the core workflow, deployment model, integrations, and licensing against your must-have requirements before switching.