astah* is a UML and mind map modelling tool for Agile software development. It provides developers with an easy-to-use sketching and modeling tool for drawing diagrams such as UML, ERD, DFD, and mind maps. Various versions are available, including a free edition and a Web-based communication server edition that allows users to share and comment on diagrams.
MindMap is an application to create simplified mind map documents. It lets you build your mind map in a tree and view it as a graph. You can add details, calendar events, and tasks to nodes. If it contains email addresses or URLs you can click on them. You can add one picture attachment to a node. You can send your mind map file without attachments in email. You can also open mind map files from BlackBerry mail clients. Free Mind files can be imported and exported.