Below you will find a curated list of websites I think are interesting and worth reading. I won’t include the obvious ones, if you’ve found this site, you’ll already know those.
Sprockets and Serials
A general RPG Blog by one of the best world builder’s I’ve seen. Includes play session summaries, and world building for his games.
Chamomile has a blog
Chamomile is a pretty top end professional GM with a few published modules under his belt. His blog has huge volumes of mechanics and RPGs to review, along with advice for the blocking and tackling of RPG or story creation.
Stores and Services
Small time RPG design company producing surprisingly large services, including a few collaborations with Ed Greenwood.
Bun Hun Studios
My wife’s etsy shop. She sells assorted nerd stuff, her top sellers being custom Christmas ornaments.