Tags for upgrade portlets
Upgrading a Viewpoint 14.00 Portlet to 14.01
A portlet developed for Viewpoint 14.0 will, for the most part, work correctly on Viewpoint 14.01. The most impactful change to consider will be to make your portlet support horizontal resizing, and to make any code changes to use the latest versions of jQuery and jQuery UI included with Viewpoint 14.01.  
viewpoint upgrade portlets v_viewpoint
Upgrading a Viewpoint 12.0 Portlet to 13.0
 If you have a portlet developed for Viewpoint 12.0, here are the steps you'll need to take in order to get it working correctly under Viewpoint 13.0.
viewpoint upgrade portlets
Upgrading Viewpoint Portlets
The following series of articles describe how to upgrade your Viewpoint portlet developed to run on a previous version of the portal to a newer version of the portal.
viewpoint upgrade portlets v_viewpoint
Upgrading a Viewpoint 13.0 Portlet to 13.0.1
 If you have a portlet developed for Viewpoint 13.0, here are the steps you'll need to take in order to get it working correctly under Viewpoint 13.0.1.
viewpoint upgrade portlets