Ktistec is described as 'ActivityPub server. It is intended for individual users, not communities of users, although support for additional users will be added in the future. It is designed to have few runtime dependencies -- for example, it uses SQLite as its database, instead of' and is a Social Network in the social & communications category. There are more than 10 alternatives to Ktistec for a variety of platforms, including Web-based, Self-Hosted, Android, iPhone and iPad apps. The best Ktistec alternative is Mastodon, which is both free and Open Source. Other great apps like Ktistec are Pixelfed, Bluesky, X and diaspora*.