ZeroMQ Guide has frequently been mentioned on HN as one of the better pieces of software documentation: http://zguide.zeromq.org/ http://zguide.zeromq.org/ It

ZeroMQ Guide has frequently been mentioned on HN as one of the better pieces of software documentation: http://zguide.zeromq.org/ http://zguide.zeromq.org/ It is useful not just for using ZeroMQ, but about learning about distributed systems in general.