Meet Wagtail, an open-source Django content management system built by Torchbox. It's free, beautiful, versatile and fast. Find out how to get started.
Directus.io - The Headless CMS + Backend for Every Custom Build
Directus is an open-source Headless CMS with the flexibility and power of a Data API. It allows managing both content and raw data, in any new or existing SQL database — keeping all your data pure, organized and portable, end-to-end.
Whether you’re a first-time blogger or seasoned developer, there’s always more to learn. From community members all over the world, these vast resources will help you learn more about WordPress and share it with others.