当然， Evernote 很棒。

Joplin is a free, open source note taking and to-do application, which can handle a large number of notes organised into notebooks. The notes are searchable, can be copied, tagged and modified either from the applications directly or from your own text editor. The notes are in Markdown format.

An open-source, self-hosted note-taking solution designed for seamless deployment and multi-platform access. Experience effortless plain text writing with pain-free, complemented by robust Markdown syntax support for enhanced formatting.

An open-source, privacy-focused alternative to Google's Notebook LM with full control over your research and learning workflows.

Open Notebook empowers you to take control of your learning and research process with AI assistance while maintaining complete privacy.