Standard Notes

Standard Notes is a simple, encrypted, and open-source notes app focused on longevity and privacy. It uses end-to-end encryption by default and offers extensibility through editors (Markdown, code) and components via a paid subscription. It's for users who prioritize security, open-source software, and a minimal, distraction-free writing experience. The core app is free.

It ranks for its unwavering commitment to privacy and encryption, making it a trusted vault for sensitive thoughts and information.