Cmis-zoho-gadget is a project mainly written in GROOVY and JAVASCRIPT, it's free.
An opensocial gadget for editing CMIS files using Zoho
############################ CMIS - Zoho gadget README ############################
This gadget allows to edit document stored on a CMIS server with the Zoho editor. It has been tested with Alfresco, Nuxeo and xCMIS. This code can be deployed in GateIn.