MindMeister is an online mind mapping tool that allows users to visually organize their thoughts, ideas, and plans. It provides features for brainstorming, planning projects, organizing information, and storing knowledge. Users can create mind maps to outline concepts, collaborate in real-time with others, and present their maps in various formats. The service supports features such as sharing maps with others, exporting maps in different file formats, and integrating with other productivity tools. Subscription may offer enhancements like unlimited maps, advanced export options, and priority support.