4k Video Downloader - 4K Video Downloader is a software program that helps people download video files from sites such as Facebook, YouTube and Dailymotion.
HDConvert - HDConvert is an online video converter that allows you to convert videos in any format such as MP4, AVI, MOV, and more.
Youtube Video and Audio Downloader - Download YouTube videos in all available formats and extract the original audio files.
Online video converter - Video conversion tool to convert a video link or file to various formats.
youtube-dl-gui - A cross platform front-end GUI of the popular youtube-dl written in wxPython.
ListenToYouTube.me - ListenToYouTube.mee is a free web-based application that is designed to allow you to convert YouTube videos to Mp3 files so that you can listen to them anytime.