Collections is a MODX Revolution Extra that adds a custom CollectionContainer resource class with the following behaviour:
Any direct child resource will be hidden from the Resource Tree in the Manager, and listed in a grid view (similar to Articles) under a dedicated "Children" tab.
Any children that themselves have children will be shown in the Tree, to be managed normally.
PackMan is a Transport Package building tool for packing up Templates, TVs, Snippets, Chunks and other Packages into a Transport Package, ready for distribution.
See official documentation here:
http://svn.modxcms.com/docs/display/ADDON/PackMan
This component allows the provisioning of a revolution installation from another remote installation. Resources, elements, files and users can be imported with this release. Packages present in the remote installation but not locally are also listed. Please red the user guide at http://bitez.hobby-site.com/assets/site/software/projects/revolution/components/provisioner/UserGuide.odt
Orphans is a MODX Revolution CMP that attempts to identify unused elements on your site.You can rename, un-rename, delete, or add orphans to the ignore list in the Orphans grid.