aTube Catcher - aTube Catcher also can burn in DVD/VCD your videos without use any other third party software.
4k Video Downloader - 4K Video Downloader is a software program that helps people download video files from sites such as Facebook, YouTube and Dailymotion.
RTMPDumpHelper - RTMPDumpHelper is a small utility that can help you to easily download RTMP video/audio streams.
Video DownloadHelper - Browser extension to download videos from the Web
JDownloader - JDownloader is a free downloading tool that enables you to download files from over a hundred hosting sites. The tool is compatible with Linux, Mac and Windows operating systems. Read more about JDownloader.
youtube-dl-gui - A cross platform front-end GUI of the popular youtube-dl written in wxPython.