List of instantiable and non-instantiable portlets
A nice to have list of instantiable and non-instantiable portlets: Non-Instanceable:- 1. Collaboration Blogs Blog Aggregator Calendar Message Boards Recent Bloggers Wiki 2. Community Bookmarks My Communities Page Comment Invitation Page Comments Page Flags Page Ratings 3. Content Management Document Library Image Gallery Recent Documents Web Content Search 4. Entertainment Words 5. Finance Currency Converter Loan Calculator