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Leverage our long-term expertise on secure user authentication and end-to-end encryption.
Linphone and its components are divers of innovation in many sectors. Read our white papers.
An open source SIP phone for voice/video calls and instant messaging (mobile and desktop)
A high-level VoIP library implementing all SIP calling and IM features within a single API
A SIP server implementation with proxy, presence and conference modules
A web API, provisioning server and admin platform for the creation and management of user accounts
End-to-end encryption module for instant messaging, implementing the Signal Protocol
A Linphone extension providing Post Quantum Cryptography (using the Crystals-KYBER algorithm)
A powerful voice/video streaming engine for telephony apps & a C library implementing RTT Protocol
A VoIP anti-blocking solution to overcome VoIP blocking and firewall restrictions
A fully portable C99 implementation of both an encoder and decoder for the G.729 A/B codec
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We are pleased to announce our new Linphone-iOS 3.15 and Linphone-Android 3.2 releases.
New major features are available and are the result of a continuous R&D effort started one year ago.
Linphone’s address book becomes a smart contact list : you can now quickly and clearly see which of your friends have a Linphone.org account.
New functions have been implemented in the lastest version of Linphone 3.13.9, including full IPv6 support to comply with Apple's requirements.
After months of hard work, we are happy to announce the launch of Linphone for Windows' universal platform.
CardDAV protocol has been implemented in Liblinphone
Linphone and FlexiSIP are now compatible with IPv6-only networks.
Linphone is now supported on Blackberry 10.
We are pleased to announce that a Linphone Yocto recipe is now available.
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