A new version of Free Download Manager v2.5 for Windows XP and Vista has been released as an open source software under GNU GPL with a whole bunch of new features.

Here are some of the key features of Free Download Manager:

-Bittorrent support: Download files using Bittorrent protocol
-Upload manager: Upload Files from Windows Explorer
-Flash video download: Save and download Flash videos from sites such as YouTube, Google Video, Daily Motion, Metacafe, etc
-Remote Control: Create new downloads or view the list of active and completed downloads remotely, via the internet.
-Portable mode: Easily create a portable version of FDM to avoid the need to install and configure the program on each computer.
-Enhanced audio/video files support: Preview audio/video files before download is completed and convert file format after download.
-Site Explorer: Site Explorer lets you view the folders structure of a web site and easily download necessary files or folders.
-HTML Spider: You can download whole web pages or even whole web sites with HTML Spider
-Zip files partial download: Free Download Manager lets you download only the necessary part of a zip file.
-Mirrors: Search for alternate download links/mirrors automatically

Download Free Download Manager for Windows Vista here