The latest D-Bus Gnome package can be found in the official announcement
D-Feet, an easy to use D-Bus debugger that can be used to inspect D-Bus interfaces of running programs and to invoke methods on those interfaces, is now at version 0.3.3.Currently, D-Feet 0.3.3 can be used to see names on any bus, to view exported objects, interfaces, methods and signals, and to view the full command line of services on the bus.
Highlights of D-Feet 0.3.3:
• A close-button has been added to the exception dialog;
• A double click is no longer needed to close method execution dialog;
• HACKING has been added;
• D-feet is now ready for Python 3.
Check the official announcement for a complete list of changes and updates.
Download D-Feet 0.3.3 right now from Softpedia. Remember that this is a development version and it should NOT be installed on production machines. It is intended for testing purposes only.