Curious you ask these questions haha 😋

Dread is like reddit on the darkweb

http://dreadytootcc2pul3ykfhz2wko3pjtppwpkcoqejftrylspdo2pyr6qd.onion/?

(use the link at your own risk)

Beforehand research is advisable. You should at least be familiar with PGP and general opsec. Theres a DNM bible which lays out important considerations.

On the clearnet you can also check out r/darknet