GNUCash is opensource accounting software. This requires the following additional software, and it is suggested that you build them in this order: slib libofx ORBit2 GConf libtasn1 gnome-keyring gnome-mime-data libbonobo gnome-vfs libgnomecanvas libgnome libbonoboui libgnomeui libgnomecups libgnomeprint libgnomeprintui gtkhtml goffice aqbanking is optional, but it's not available at SlackBuilds.org.