I've been a professional C, Perl, PHP and Python developer.
I'm an ex-sysadmin from the late 20th century.
These days I do more Javascript and CSS and whatnot, and promote UX and accessibility.
They are though. They exist because people are prepared to pay for their product instead of using a free software product, so there must presumably be things people like about it that aren't in other apps.
I've been a professional C, Perl, PHP and Python developer.
I'm an ex-sysadmin from the late 20th century.
These days I do more Javascript and CSS and whatnot, and promote UX and accessibility.
They are though. They exist because people are prepared to pay for their product instead of using a free software product, so there must presumably be things people like about it that aren't in other apps.
More importantly, and something I forgot to mention, is that the question is explicitly about open source software, and 1password isn't that.