4k Video Downloader - 4K Video Downloader is a software program that helps people download video files from sites such as Facebook, YouTube and Dailymotion.
MuseScore.org - Create, play back and print beautiful sheet music with free and easy to use music notation software MuseScore. For Windows, Mac and Linux.
Video DownloadHelper - Browser extension to download videos from the Web
Guitar Pro 7 - Create, play and share your tabs
youtube-dl-gui - A cross platform front-end GUI of the popular youtube-dl written in wxPython.
Finale - Finale, the world standard for music notation software, lets you compose, arrange, notate, and print engraver-quality sheet music.