- Martijn Pieters wrote the original version of this software while working at Zope Corporation. He developed his version as part of the “Bonzai” CMS which Zope corp. built for Boston.com using its Zope4Media Print product.
- Tres Seaver factored the code out of the Bonzai CMS, first into a
CMFSetuppackage, and later into the current form, with no dependencies on CMF products.
- Yvo Schubbe refactored the XML export / import support mercilessly, and has made numerous bugfixes and enhancements to the product.
- Jens Vagelpohl has made numerous bug fixes and enhancements to the product.
- The package is now maintained by the CMF developers, with lots of input from the Plone developers.