Nico Nico Douga Downloader - Download anime videos, audio music mp3, thumbnail images, manga from nicovideo.jp
Video DownloadHelper - Browser extension to download videos from the Web
Download Surgeon - Download Surgeon is an audio and video downloader that can download A/V from YouTube and 1000's of other sites. 100% Money Back Guarantee. BBB Online Member.
FastestTube - Youtube fastesttube downloader will make your internet expirience faster harder beter stronger.How to merge video and audio .
ClipGrab - A friendly downloader for YouTube and other sites
Youtube Video and Audio Downloader - Download YouTube videos in all available formats and extract the original audio files.