Ten art treasures I liked: Unique Treasures by Ezra Bloom.
To be honest though I just roll 3d6x100 for jewelry and adlib something about earrings, necklaces, cultures, gems and what not. Works well enough for a handful of items but not for dozens – but in that case I fear players wouldn’t care either.
Many weird swords that you can replace your +1 swords with, from the DW Discord: 42 magic swords.
A series of blog posts by Frylock starting with this one talking about copyright and stat block copyright and Wizards of the Coast and D&D.
A fantastic map I found via the links on the Thought Eater Humpday summary of blog post. Beautiful! I don’t think I need yet another map to run a campaign, but even I don’t need it, it’s beautiful. So beautiful!