FlexTk 是一个高级的文件管理工具包，可以搜索文件，进行分类，甚至可以删除重复文件
更多的功能请自己慢慢发现吧
FlexTk is an advanced file management toolkit allowing one to search and classify files, scan file systems and apply rule-based, file organizing or data migration policies, analyze storage utilization, copy large amounts of files in a fault-tolerant way, identify duplicate files and free-up wasted storage space. All file operations are available through a centralized and easy-to-use GUI application with a built-in file navigator allowing one to execute any required command in a single mouse click.