Apache Commons Configuration Java Common Configuration Library to use configuration/preferences of various sources and formats. Commons Configuration 1.0 2004-10-12 1.0 Commons Configuration 1.1 2005-04-04 1.1 Commons Configuration 1.2 2005-12-17 1.2 Commons Configuration 1.3 2006-09-24 1.3 Commons Configuration 1.4 2007-04-08 1.4 Commons Configuration 1.5 2007-11-24 1.5 Commons Configuration 1.6 2008-12-25 1.6