Produce & Publisher server integration with Plone
ZopeHealthWatcher allows you to monitor and debug the threads of a Zope application.
Quickly remove lots of spam comments from your Plone Site
Easily setup readonly zeo clients
jquery.bookmark integration with Plone 4
Plone search results through flexigrid
An extended event content-type for Plone (and Plone4Artists calendar)
Templer system extensions for plone add-on development
Templer system framework for local commands
Core functionality for the templer tool
Templer system extensions for buildouts and buildout recipes