This is the IPC library used by GnuPG 2, GPGME and a few other packages. It used to be included with the latter packages but we decided to make your life not too easy and separated it out to a stand alone library.
ScrewIt is a XMPP instant messenger, which makes excessive use of DBus IPC. It is splitted in two parts: the daemon and the client. The daemon is running in the background on the DBus Session Bus and does all the work. On the other side there is the client communicating with the daemon. If you
... [More] install the daemon correctly it will be autostarted once it's needed. [Less]