Publishizer - Launch a preorders campaign for your book
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.
Noteflight - Noteflight is an amazing online notation editor.
Guitar Pro 7 - Create, play and share your tabs
ConnectWise Manage - ConnectWise Manage is a project management solution that connects all crucial business processes in a single application.
Finale - Finale, the world standard for music notation software, lets you compose, arrange, notate, and print engraver-quality sheet music.