The document outlines new features in Funnelback 13 including built-in support for social media platforms, an enhanced curator tool to promote or remove results, a recommender system to suggest related pages, a new default search form based on Bootstrap, improved search sessions to track user activity, and expanded capabilities in the modern UI like click tracking and cached pages. Result collapsing and autocomplete improvements are also mentioned along with ManifoldCF as an open-source replacement for some EntropySoft connectors.