Bluesky is described as 'An open social network that gives creators independence from platforms, developers the freedom to build, and users a choice in their experience' and is a very popular Social Network in the social & communications category. There are more than 50 alternatives to Bluesky for a variety of platforms, including Web-based, Android, Self-Hosted, iPhone and iPad apps. The best Bluesky alternative is Mastodon, which is both free and Open Source. Other great apps like Bluesky are Pixelfed, X, diaspora* and Minds.
Bluesky alternatives are mainly Social Networks, but if you're looking for
Microblogs or Bluesky Clients you can filter on that. You can also filter by region, for example
EU-based alternatives if you prefer software developed in the European Union. These are just examples - use the filter bar below to find more specific alternatives to Bluesky.