What are your thoughts on password managers?

[A-Man]

That's where importance of open source software shines.

That's very true. Proprietary software maintainers are ready to leak information with pressure. This can't happen with open source software where you yourself can ensure something is running just the way it should.

However, putting in mind that leaks happen rarely, and often only with a striking motive, you might think that your files being leaked to some organizations doesn't matter as much as the safety and persistence of your files.