Anybody knows about an alternative for prismic.io? That's basically a CMS for devs, where you inject a site's content through API calls to prismic.io, while the

Anybody knows about an alternative for prismic.io? That's basically a CMS for devs, where you inject a site's content through API calls to prismic.io, while they provide a very nice UI for managing the content. It's a great service but I'd like to explore self-hosted alternatives.