This document provides an overview of the features and usage of the OKMindmap mind mapping software. It describes how to create and edit mind maps, add nodes, images, videos and web pages, change node properties, cut/copy/paste nodes, and share maps. It also covers how to use OKMindmap for web presentations, and provides examples of using it for class rosters, vocabulary lists, Google Docs, Moodle courses, exporting to other formats like Xmind, and nesting maps within maps.