The Extensis Portfolio API provides a way for developers to create applications that need to communicate with Portfolio. This documentation assumes that a Portfolio server is installed and running on the same machine. Modify the URL in the header to point to your Portfolio server installation if not. Some features include; Add assets to a Portfolio catalog, Retrieve thumbnails, previews, and asset metadata from a catalog, Search for assets based on asset metadata, Convert images and video to multiple formats and more. Extensis builds productivity applications for creative professionals that includes; Suitcase Fusion, TeamSync and Portfolio. Extensis provides productivity applications for creative professionals that includes; Suitcase Fusion, TeamSync and Portfolio.