Snowbox is a small and easy-to-set-up POP3 server. It supports APOP, SSL, and IPv6.
GoESMTP is a multi-node ESMTP server. It was designed from the start to work as a cluster. Each node keeps an index of the available messages by using hashes which are distributed throughout the cluster.
Interprets an MQ reason code number, MQ reason code symbol, or AMQ message number and display the relevant information from the WebSphere MQ Messages manual.