• http://www.hivemq.com/blog/mqtt-essentials/

• http://stanford-clark.com
  
• http://de.slideshare.net/andysc/the-house-that-twitters
  
• http://news.bbc.co.uk/2/hi/technology/8113914.stm

• http://jpmens.net/2013/02/25/lots-of-messages-mqtt-pub-sub-and-the-mosquitto-broker/
• http://de.slideshare.net/PeterREgli/mq-telemetry-transport
• https://www.youtube.com/watch?v=GRsWhLtcgVs

• Is Exactly-Once Delivery Possible with MQTT?

• Liste von Implementierungen und Features
  
• Server Benchmarks

• http://mosquitto.org/download/
• Mosquitto Broker - Installation aus den Quellen
• Mosquitto mit TLS/SSL

C-API und Beispielprogramm:

• https://mosquitto.org/api/files/mosquitto-h.html
• https://mosquitto.org/man/libmosquitto-3.html
• https://spin.atomicobject.com/2014/03/19/mqtt-protocol-ethernet/
• http://www.kevinboone.net/mosquitto-test.html
• Multi-Protocol: https://robomq.readthedocs.io/en/latest/MQTT/

Contiki:

• http://hacks.esar.org.uk/contiki-mqtt-client/

Arduino Clients for MQTT:

• Eclipse Paho: https://www.eclipse.org/paho/clients/c/embedded/
  • Download: https://projects.eclipse.org/projects/technology.paho/downloads
• https://github.com/knolleary/pubsubclient
  
  • Example: http://m2mio.tumblr.com/post/30048662088/a-simple-example-arduino-mqtt-m2mio

Android Client:

• http://www.eclipse.org/paho/clients/android/sample/

Twitter to MQTT:

• https://github.com/knolleary/twitter-to-mqtt

Java MQTT Client Library:

• https://github.com/fusesource/mqtt-client

Node.js:

• https://www.npmjs.com/package/mqtt
• https://blog.risingstack.com/getting-started-with-nodejs-and-mqtt/

Eclipse Paho Project:

• http://www.eclipse.org/paho/

Others:

• http://www.hivemq.com/blog/seven-best-mqtt-client-tools

Wireshark Dissector

https://github.com/Cilab/Wireshark-MQTT

Presse

• http://www.golem.de/news/ibm-messagesight-wie-verarbeitet-man-2-5-trillionen-bytes-pro-tag-1304-99015.html
• http://www.heise.de/newsticker/meldung/Amazons-Cloud-Dienst-fuer-das-Internet-der-Dinge-ist-verfuegbar-3052268.html