dupeGuru - dupeGuru is a tool for finding duplicate files on your computer.
UserGuiding - User onboarding made easy, for less. Create product walkthroughs in a couple of clicks, without breaking the bank.
Rdfind - Rdfind is a program that finds duplicate files.
Usetiful - Fight user churn with great user onboarding. Interactive product tours and smart tips significantly improve your user retention.
FSlint - FSlint is a utility to find and clean various forms of lint on a filesystem. I.E.
Userlane - Digital adoption platform with interactive guidance for software applications allowing anyone to understand and master any software from the get-go.