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.
Zubtitle - Zubtitle is an online tool that makes it easy to add captions to any video.
Guitar Pro 7 - Create, play and share your tabs
VEED Subtitle - A simple & fast way to add subtitles to your videos online
Finale - Finale, the world standard for music notation software, lets you compose, arrange, notate, and print engraver-quality sheet music.
Subtly - Learn English with smart subtitles on movies and TV shows