VideoLan - VLC: Official site - Free multimedia solutions for all OS!
4k Video Downloader - 4K Video Downloader is a software program that helps people download video files from sites such as Facebook, YouTube and Dailymotion.
Renderforest Video - Free animation and intro maker, slideshow and video creator
Video DownloadHelper - Browser extension to download videos from the Web
BombBomb - BombBomb allows companies to easily record and send video email from Gmail, mobile, or web.
youtube-dl-gui - A cross platform front-end GUI of the popular youtube-dl written in wxPython.