ejabberd XMPP server with MQTT & SIP support

Create Awesome Realtime Systems
XMPP Server + MQTT Broker + SIP Service

Start with ejabberd

Integrates easily with
your applications

Multi-protocol support: XMPP server, MQTT broker and SIP service
Backend integration: REST API and ejabberdctl CLI tool
Mobile libraries for iOS: XMPPFramework
Mobile libraries for Android: Smack, Retrofit
JavaScript WebSocket library with BOSH fallback: Strophe
Open Source software: ejabberd XMPP server on GitHub

Exceptional performance
and scalability

Massive concurrency: 2 000 000 users on 1 node
Clustering with consistent hashing to remove data replication means more effective approach in internode communications
Memory reduction of the data kept in memory for each connected user
PubSub broadcast optimisation with reduction of internal data transfer in cluster setup

Administration and statistics

ejabberd XMPP server simplifies critical administration and key usage statistics through an easy-to-use and customisable management module for administrators. ejabberd XMPP server statistics module is compatible with Nagios, the industry standard IT infrastructure monitoring tool.

Works with the web

ejabberd XMPP server supports more interaction with the browser and the web app, facilitating real-time messaging. The use of WebSockets provides the ability to seamlessly send and receive messages while a browser tab is opened. BOSH capability is provided as a fallback for XMPP server connection.

Seamless and reliable mobile experience

ejabberd XMPP server mobile reliability layer helps manage mobile network’s disconnection, message deliveries, consistent conversation on any online device, IoT, chat server, IM service, push notification and mobile interfaces.

Mobile network disconnections managed at XMPP server level, with contacts appearing online within the contact list. Thanks to rebind, mobile network disconnection is not managed as an end-user service disconnection
Push notifications via systems like Apple APNS or Google Notifications: if end user mobile app is not running in the foreground/background, an alert is sent each time a message is received via push feature
No message lost: for each message , the XMPP server checks the status of delivery with an acknowledgment provided by the mobile app
Carbon-copied messages: end user can read all his conversations on every device