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MQTT

You can make use of this MQTT server with client code from the Paho project, the Eclipse MQTT view from Paho, or from one of the other client APIs listed on the MQTT.org downloads page.

Access the server using the hostname mqtt.eclipse.org and port 1883. You can also access the server using encrypted port 8883
The encrypted port support TLS v1.2, v1.1 or v1.0 with x509 certificates and requires client support to connect.

This server is running the open source Mosquitto broker in its most recently released version.

CoAP

A CoAP server exposing test resources is available at: coap://californium.eclipse.org:5683/, and DTLS-enabled version at coaps://californium.eclipse.org:5684.

It should be used by anyone interested in testing a CoAP client implementation against another endpoint, and more generally by anyone interested in understanding the key concepts of the CoAP protocol.

This server is running Eclipse Californium.

Lightweight M2M (LWM2M)

In order to test LWM2M communication scenarios, we host a LWM2M server.

You can make use of this server with the Wakaama project

The LWM2M server is available at: coap://leshan.eclipse.org:5683 (both IPv4 and IPv6 are available)
A web interface allows to interact with registered LWM2M clients: http://leshan.eclipse.org.

This server is running the Open Source Eclipse Leshan server.

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