I've been trying Zettlr https://www.zettlr.com

The zettelkasten (German: "slip box", plural zettelkästen) is a system of note-taking and personal knowledge management used in research and study.

Introduction to the Zettelkasten Method https://zettelkasten.de/posts/overview/

Zettelkasten - Wikipedia https://en.wikipedia.org/wiki/Zettelkasten