1)   MyLife Organized 1.5.06
This personal task outliner will help you to organize your goals, projects and tasks into a tree. The to-do list with actions that require immediate attention will be generated. It has Pocket PC version and can be synced with Outlook and MindManager

 2)   JCVGantt Pro 1.5.1
Plan any project professionally in three easy steps - (1) Brainstorm tasks (2) Specify task dependencies (3) Specify who will do the work, then view gorgeous Gantt charts and customizable project cost reports. Syncs direct with MindManager X5 Pro too

 3)   JCVGantt Pro 3 for MindManager 7 3.0
Plan any project professionally in three easy steps - (1) Brainstorm tasks (2) Specify task dependencies (3) Specify who will do the work, then view gorgeous Gantt charts and customizable project cost reports. Syncs direct with MindManager X5 Pro too

 4)   TextIndexer 1.0
TextIndexer is a PIM, Text Editor and Internet Search Utility. TextIndexer uses an intuitive tree interface to allow hierarchical storage of information (text, picture items and other objects).