Can also be referred to as...
I personally use Roam Research
Communities
https://www.reddit.com/r/PKMS/ | Community | Personal Knowledge Management (PKM) includes methods and tools used for individuals to classify, store, and organize the information they learn and experience in their daily lives. There are a few objectives to this, including improving memory/recollection and creativity/idea creation. Personal Knowledge Management Systems (PKMS) include methods like the Zettlekasten System and digital tools such as Roam Research. Mind mapping could also be considered a method of PKM.
Traditionally notes are taken and content that captures our attention is saved in some sort of archive never to be seen again. The goal should be, instead, to create a sandbox where we can play with all the information we've ever processed, creating something new out of the connections between our notes.
Knowledge Management Strategies - list of different concepts & strategies strategies.
My personal 'Cosmic Notes Method' is a personalized strategy that builds upon many of the different Knowledge Management Strategies out there, there is no perfect 'one size fits all' strategy, and you'll likely define your own modified version of this strategy.