Boom Recorder is a multichannel field audio recorder, designed to be simple to use on film sets and concerts.
mod_okioki is an apache module which provides a RESTful data service.
Take Vos's library of useful utilities.
Take Vos's distributed cluster wide unique id generation. The unique ids are 64 bits in size and does not need communications between hosts in the cluster.
Take Vos's pickle library. This library is for serializing and deserializing simple data objects: NULL, integers, floating point, byte array, UTF-8 string, lists and dictionaries. Designed to be compact, fast, self describing and standardized between different programming languages.