CheatKeys - View Windows keyboard shortcuts in the current application.
4k Video Downloader - 4K Video Downloader is a software program that helps people download video files from sites such as Facebook, YouTube and Dailymotion.
KeyCue - Menu shortcuts are supposed to provide quick access to frequently used menu commands.
Video DownloadHelper - Browser extension to download videos from the Web
cheat.sh - The only cheat sheet you need Unified access to the best community driven documentation
youtube-dl-gui - A cross platform front-end GUI of the popular youtube-dl written in wxPython.