Juggle旨于成为一个小而可扩展的多线程文件传输程序。它最初实现FTP。然而，此传递协议能被轻松的取代。一个文本界面将首先被创建，以后将创建基于swing的GUI-Juggle aims to become a small and scalable multi-threaded file transfer procedures. It first achieved FTP. However, this agreement can be passed easily replaced. A first version of the interface will be created, which will create the GUI-based swing