ingeniux.com/products/cms

Ingeniux CMS is an enterprise content management platform designed to manage the persuasive web. Whether your goal is managing complex websites, targeting content for global markets or automating web marketing – Ingeniux is the smart solution.

LINK: http://www.ingeniux.com/products/cms

zenar.io

Zenario is a web-based content management system. It can be used for simple sites.  It also has multi-lingual features built in from the core.

LINK: http://zenar.io/

doptor.org

Doptor is an Integrated and well-designed Content Management System (CMS) provides an end user with the tools to build and maintain a sustainable web presence.

LINK: http://www.doptor.org/

boomboxhq.com

Boombox is a cloud-hosted CMS/sitebuilder that allows you build responsive web sites using a drag and drop editor.

LINK: http://www.boomboxhq.com/

nuxeo.com

Nuxeo is an open source content management system platform used by architects and developers to build, deploy and run content-centric business applications. The Nuxeo Platform offers modularity, a plug-in model and packaging capabilities.

LINK: https://www.nuxeo.com/

getgrawlix.com

The Grawlix CMS is a tool artists use to publish their comics on the web. It features sequential page ordering, flexible archives, automatic RSS, a mobile-optimized theme.

LINK: http://www.getgrawlix.com/

cloudcms.com

cloud-based Content Management platform that empowers Web and mobile applications with all of the backend infrastructure and authoring capabilities needed to create, collaborate, publish and deliver delightful digital experiences.

LINK: https://www.cloudcms.com/

novius-os.org

Novius OS is a Cross-Channel Open Source content management system (CMS). Being designed as an applications platform, it helps users to easily manage all digital-communication-related data from one single interface: websites, newsletters, mobile and tablets applications, product catalogues or social media.

LINK: http://www.novius-os.org/

typo3.org

TYPO3 is a free and open source web content management framework based on PHP

LINK: https://typo3.org/

jadu.net/content-management-system

Continuum CMS is an easy to use publishing tool that helps you create and publish meaningful content.  It offers easy non-technical publishing, 2FA, workflow tools, accessibility testing tools, directory data management and a REST API.

LINK: https://www.jadu.net/content-management-system