Other than using hashtags, you can join an instance which specializes in the content you want to share. Other members will be able to see your posts on the instance’s feed.

What a lovely website. Welcoming colors, simple navigation, no ad infestation. Has all the early internet charm but without the hyperbole.

Eh. Was checking out Nostr a few days ago because it sounded interesting, but it’s just full of cryptobros.