Great Downloader easy to use can convert into multiple file formats. Fast and impressive
asciinema - Record and share your terminal sessions, the right way. Forget screen recording apps and blurry video. Enjoy a lightweight, purely text-based approach to terminal recording.
Video DownloadHelper - Browser extension to download videos from the Web
Terminalizer - Terminalizer is a dynamic platform that offers you to record your terminal in a better and instant way.
youtube-dl-gui - A cross platform front-end GUI of the popular youtube-dl written in wxPython.
showterm - It's showtime in a terminal!
Youtube Video and Audio Downloader - Download YouTube videos in all available formats and extract the original audio files.