Apps similar to Baun include WordPress, which is open source with a free version. Other options are Ghost, Drupal, Joomla and ProcessWire. CMS Tools like Baun are a crowded field, with more than 25 alternatives for self-hosting, the web, Windows, Linux and Mac.
The FlatSiteBuilder is a very easy to use content management system and content creation tool running as a desktop application. You are able to build web content which you can host on github pages for free or any other web space provider.
Germany
EU
Create is a website builder that allows you to make your own website. Simple to use with beautiful templates.
