You can do it with index cards or you can use software to practice the method and grow your note collection. I now prefer Zettlr (https://www.zettlr.com) after using Joplin (https://joplinapp.org), which are both FOSS.
One of the core strategies of the Zettlekasten Method is to link notes to each other. That's how knowledge grows: connections and synthesis (internalization/application of the connections)
You can do it with index cards or you can use software to practice the method and grow your note collection. I now prefer Zettlr (https://www.zettlr.com) after using Joplin (https://joplinapp.org), which are both FOSS.
One of the core strategies of the Zettlekasten Method is to link notes to each other. That's how knowledge grows: connections and synthesis (internalization/application of the connections)
Here's a 3-year-old video on the method that serves as a good primer: https://www.youtube.com/watch?v=wFZHuWLA09M