jointhefediverse.net seems to be a commonly linked resource for directing people to join the Fediverse.
Curiously, it does not list Lemmy under the list of Reddit alternatives. Their GitHub README explains why.
Previous relevant discussion: https://lemmy.ml/post/78808
Yee
Yup! I should make more use of the awesome infra (and the much better payment model than $ocial Media) but alas, I’m like a cat: lazy.