#260

WinDirStat – Disk usage visual statistics viewer and cleanup tool

File & Manage
If want to clean up the disk partition, you'll need to know which folders take up a lot of space. If don't do this, it is likely to delete many files while dose not make much space.
#116

FreeMind – Map your minds, draw your thoughts and express your ideas

Office & Edit [ Mac Software ] [ Linux Software ]
FreeMind is a set of practical open-source mind mapping/mental (MindMap) software, written in Java. It can be used to help you organize thoughts, represent its every aspect with graphics. Through the graphical, structured thinking, to help you understand the whole process.