1. WordPress is web software you can use to create a beautiful website or blog. We like to say that WordPress is both free and priceless at the same time.

  2. A simple Wordpress site builder & its free forever

  3. Drupal - the leading open-source CMS for ambitious digital experiences that reach your audience across multiple channels. Because we all have different needs, Drupal allows you to create a unique space in a world of cookie-cutter solutions.

  4. Ghost is a fully open source, adaptable platform for building and running a modern online publication. We power blogs, magazines and journalists from Zappos to Sky News.

  5. A CMS built to do one thing and do it well: manage content

  6. October CMS is a free and open source content management system (CMS) that is self hosted. Written in PHP and using the Laravel application framework, October CMS allows web developers to create dynamic web sites.

  7. ProcessWire is a PHP5-based open source CMS/CMF built to save you time and make development fun at any scale. It works the way you do.

  8. Drag and drop CMS for HTML websites. It's flat file CMS so it's pretty fast.

  9. A modern open source CMS. Intuitive. Modular. Flexible.