wxDownload Fast (also known as wxDFast) is an open source download manager. It is multi-platform and builds on Windows(2k,XP), Linux and Mac OS X(binary still not available). Besides that, it is a multi-threaded download manager. This means that it can split a file into several pieces and download the pieces simultaneously.
Created in C++ using the wxWidgets(wxWindows) library.
Reference: http://dfast.sourceforge.net/
