Anne-Laure Le Cunff on getting started with TiddlyWiki:
If you are looking for an open source alternative to Roam Research, TiddlyWiki is your best bet. Because it’s self-hosted—meaning you keep your data private—it may seem a bit more daunting to get started. So here is a guide which will take you from complete beginner to completely in love with TiddlyWiki in three steps.
It’s written in the context of an alternative to Roam, so it includes information on integrating TiddlyBlink. There’s no mention of the Timimi extension for Firefox which is my preferred way to edit local wikis.
I haven’t had the guts to pull TiddlyBlink into my main wiki yet, but it’s tempting.