Quanta is an open source, PHP-based Content Management System that doesn't use a database, thought for the development of next-generation web applications.
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nCMS Alternatives
nCMS is described as '?CMS is open-source content management framework, written in Java and distributed under Apache license, so you can use it in your commercial projects. ?CMS fits to large-scale projects with a lot of simultaneously working editors and to simple landing page. Inside one ?' and is a CMS tool in the business & commerce category. There are more than 10 alternatives to nCMS for a variety of platforms, including Self-Hosted, Web-based, Windows, Linux and PHP apps. The best nCMS alternative is Drupal, which is both free and Open Source. Other great apps like nCMS are Joomla, SilverStripe, Readz and Dotcms.