Explore the superior features of Open Source headless CMS in this 46-minute conference talk from WeAreDevelopers World Congress 2018. Learn about Contenta's advantages over commercial platforms, delving into topics such as content abstraction, editorial experience, data privacy, multilingual APIs, and performance. Discover how 17+ years of community-driven development have shaped powerful tools for content management, including Drupal's capabilities. Gain insights on content models, multivalue fields, content moderation, and integrations with external services. Understand the benefits of JSON API, security measures, and the importance of knowledge hubs in modern CMS ecosystems.