Great Downloader easy to use can convert into multiple file formats. Fast and impressive
Freemake Video Converter - Freemake Video Converter Converts 500+ Formats & Gadgets FREE! Convert to MP4, AVI, MKV, WMV, DVD, Xvid. FREE Download. **Voted Best of 2018** Comes with FREE…
Video DownloadHelper - Browser extension to download videos from the Web
HandBrake - HandBrake allows users to easily convert video files into a wide variety of different formats.
youtube-dl-gui - A cross platform front-end GUI of the popular youtube-dl written in wxPython.
Wondershare UniConverter - Wondershare UniConverter (originally Wondershare Video Converter Ultimate) can convert any video to over 1000 formats at 30X faster speed without quality loss, burn DVD, compress/edit/download/record videos, transfer files to devices.
Youtube Video and Audio Downloader - Download YouTube videos in all available formats and extract the original audio files.