There is no place quite like Gwern’s. But still, for interesting hypertext, perhaps see:

* https://meaningness.com

* https://philosopher.life

* https://ribbonfarm.com

* https://nadiaeghbal.com

* https://subpixel.space

* https://slatestarcodex.com (adjacent to gwern somehow)

I make it my business to dig up sites like these. https://kickscondor.com