Hi Chris, That directories page on the wiki is very well done. Thanks for making that, it’s kind of encouraging to think others might find what we are doing and be inspired to build a directory. I added Joe Jenett’s linkport which I think is very significant. I was able to do that much editing because there was a template from the other listings.
Here are some posts I’ve written. I don’t know if they fit your criteria so you can use your judgement to add them or discard.
Decentralized Search and the #Indieweb
Directory Building Just Got: Easier, Cheaper and #Indieweb
Finding Your Directory Niche