You do not need an account to view content on Mastodon. Posts can be set followers-only, but most people don't do that for most content. Here's the profile dir

You do not need an account to view content on Mastodon. Posts can be set followers-only, but most people don't do that for most content. Here's the profile directory on the biggest instance, for example: https://mastodon.social/explore https://mastodon.social/explore