Diomerc open source solution

Diomerc is an open source instant messaging and voice/video over IP (VoIP) phone that makes it possible to communicate freely with people over the internet via voice, video and text messaging. Since it follows open standards from the telecommunications industry (SIP, RTP), Diomerc is interoperable with most PBXs and SIP servers, including our own Diosip server, and can be used with any SIP VoIP operator.

Discover complementary products in our complete solution for instant messaging and IP-to-IP calls, such as Diomerc applications, Diomerc cross-platform VoIP SDK and Diosip server.

Diomerc for smartphones and tablets

Diomerc for desktop platforms

Diosip Server

Our Apps

Diomerc for smartphones and tablets

Diomerc is one of the most famous open source softphones in the world. It is fully SIP-based, for all calling, presence and IM features.

Use Diomerc for free, and enjoy its intuitive interface and advanced features with our free SIP service or with an existing SIP account.

 

Easy-to-use graphical interface :

– Account creation assistant
– Smart contact list, with address book synchronisation for smartphones
– Call history
– “Invite your friends” option
– Remote provisioning from a QR Code or a URL

Advanced calling features :

– HD video calls with video preview (H.264, H.265 and VP8 codecs supported)
– Audio conference calls
– Call transfer and multi-call management (pause and resume)
– Call recording and replay (audio only)

Increased audio and video quality :

– State-of-the-art adaptive jitter buffer algorithm
– Innovative adaptive bitrate control
– HD voice (Opus support) and echo cancellation
– Call quality indicator and display of advanced call statistics

Enhanced Instant Messaging experience :

– One-to-one and multi-participant conversations
– Intuitive message delivery status (IMDN)
– Picture and file sharing
– Multi-device support
– Advanced IM notifications, with “reply to” and “mark as read” options

Secure communications :

– SIP TLS with state-of-the-art cypher algorithms
– Audio and video encryption with SRTP and ZRTP
– End-to-end encryption for 1-to-1 and group messaging

 

 

Download Diomerc APP

Diomerc for desktop platforms

Diomerc Desktop, the brand new version of Diomerc for desktop platforms, is perfectly suited for both standard users with no specific knowledge of VoIP/SIP and for advanced audio/video calling use cases in a professional environment.
It is fully SIP-based, for all calling, presence and IM features.

Use Diomerc Desktop for free, and enjoy its modern look and feel and its many advanced features with our free SIP service or with an existing SIP account.

 

Complete, intuitive User Interface :

– Simplified user experience with swift access to major features
– Intelligent search bar for ease of communicating
– Contact list with presence status
– Unified call and chat history
– Quick access to your recent events
– Multi-account and multi-device support

Enhanced Instant Messaging Experience :

– Instant messaging with file sharing
– Access to chat views during calls
– Intuitive message delivery status (IMDN)

Advanced calling features :

– HD video calls in full screen mode (H.264, H.265 and VP8 codecs supported)
– Optimised audio/video quality, thanks to our new jitter buffer and bitrate adaptation algorithms
– HD voice (Opus support) and echo cancellation
– Audio conference calls with up to eight participants
– Multiple call management (pause and resume)
– Call transfer, auto-answer, DTMF support
– Call quality indicator and display of advanced call statistics
– Secure communications with SIP/TLS, SRTP and ZRTP

Diosip Server

Diosip is a complete, modular and scalable SIP server suite that includes proxy, presence, and group chat functions.

Diosip offers an easy-to-install SIP server solution, offering all the features required to deploy your own SIP service tuned for mobile or desktop applications, « out of the box ».

The free sip.diomerc.org SIP service has run on Diosip since 2011, and enables Diomerc users to create their own SIP addresses to connect with each other.

 

Proxy :

– NAT-aware with built-in media relay module and ICE/STUN support
– Interconnected with push notification systems
– High availability and cluster mode for large deployments
– High-level event logging for activity monitoring
– Digest and TLS client certificate authentication

Diosip manages SIP SUBSCRIBE and PUBLISH from client applications, in order to :

– Identify users of the service within the address book
– Provide users with real-time presence status
Group chat :
– Entirely SIP-based solution
– Efficient management of groups and participants
– Multi-device support
– Notification of group events (users joining or leaving, new admins etc.)
Diosip can be integrated into your SIP infrastructure for various purposes, for example IN THE CLOUD in order to run your own VoIP service, EMBEDDED in small hardware systems or in its PUSH GATEWAY mode of operation.