MoviePile

If you're used to saving all your favorite online videos to your computer, MoviePile is a great tool with which you can download any video from any source. That way, you can enjoy the videos any time you want.

With this tool, you can download videos in FLV and MP4 formats, among others, and also manage the files by categorizing them. You can play all the videos very easily.

MoviePile also has a 'tagmarks' option which you can use to organize and label the best moments in a video quickly and easily. That way, you know exactly what minute to go to when you want to show a certain moment to a friend.

This program is also able to play and control up to four videos simultaneously without losing speed and without any problems with its operation. You can also create Smart Playlists that update automatically based on how you set them up.

With MoviePile, you can even create animated images by selecting the video format you want and exporting it to GIF.

In short, this is a great program if you have an extensive video collection.