https://www.trsrockin.xyz/ - Pokemon fan site that I spent way too much time reading in my youth. Recently brought back online. Perfect for those who want to know more about missingno.
https://www.greyaliengames.com/ - Guy who makes a lot of solitaire games. Good game dev. Check out his Patreon for more blog postly things on game dev.
http://distractionware.com/blog/ - Terry Cavanagh's blog. He made lots of games you like. Like Dicey Dungeons! Good articles on game dev.
https://www.derekyu.com/makegames/ - The blog of Derek Yu (Spelunky & UFO 50 to name a couple). Tons of good game dev articles here. Plus he's really cool!
https://webtips.dan.info/brand-x/ - Interesting series of articles about alternatives to major web browsers (broken links and outdated info, but cool to read).
Computery Things
https://github.com/MoonsideGames/MoonWorks - Open source game making framework that all the cool kids seem to use. I just need to figure out how to install it properly...
https://100r.co/site/uxn.html - Tiny VM where you are encouraged to write your own emulator and then use make/use/share software! I love the idea.
https://campaigntrailshowcase.com/ - Maybe cheating, but I help run this site where people make "mods" for a browser based election game. Some find it fun.
https://owlskip-games.itch.io/family - Great game about piecing together the family tree of a fictional 1980s music scene. Complete with a soundtrack!
https://neal.fun/ - Lots of fun games by a guy named Neal I think. I wish I was Neal.
http://thebeatlesneverbrokeup.com/ - A classic from 2009. Supposed to be made by a guy who got a Beatles tape from another timeline. I mean...it could be real too I suppose?