I’m a big fan of Dokuwiki. I use it to document and plan out my various hobbies and interests. Also listing future large projects and purchases. Installation is very simple.

I’ve also got Wordpress going as a home digital cookbook.

Keep in mind that this being a much smaller site your voice and opinion does have an impact. Your posts and votes will influence the culture of this site. Put in the effort to shape it into how you’d like it to be.