1. Firebase is a cloud service designed to power real-time, collaborative applications for mobile and web.

  2. Turn your database into a GraphQL API

  3. Joomla! is the mobile-ready and user-friendly way to build your website. Choose from thousands of features and designs. Joomla! is free and open source.

  4. Sanity.io a platform for structured content that comes with an open-source editor that you can customize with React.js.

    freemium $0.0 / Monthly (3 users, 2 datasets. Generous quota included. Pay as you go.)

  5. GraphQL API for Postgres

  6. Free and Open-Source Headless CMS

  7. An open-source CMS for your Git workflow

  8. Content management system built on Yii PHP Framework

  9. Asset & maintenance performance management software

  10. Mura CMS is an open source CMS that is both powerful and easy to use.

  11. Java-based content management system

  12. TYPO3.com - Infos, SLAs, Extended Support Versions and more