ExpressionEngine

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CMS Commander

Joomla is a free and open-source content management system written in PHP. The CMS is built entirely by volunteers from all over the world and has a strong community that provide educational resources, and extensions. 

October is a free, open-source and self-hosted content management system written in PHP on top of the framework Laravel. The CMS features a universal extendable dashboard, inspector, reusable CMS components and a plugin system that can be used to extend functinality of your website. The plugin store contains thousands of community-made plugins that can either be purchased or installed for free. As a data store, October CMS supports MySQL, PostgreSQL and SQLite.

Drupal is a free and open-source CMS written in PHP. Drupal is used for creating website for businesses, political parties and governments. The CMS currently powers 2% of all websites on the internet.

The MainWP WordPress plugin is a free and open-source, self-hosted solution for managing multiple WordPress sites from a single dashboard. With MainWP you can manage posts and pages, controlling users, making backups and performing updates through the unified MainWP dashboard. All of which will minimize the time and cost of maintaining multiple WordPress sites.

ManageWP is a dashboard that help you manage multiple WordPress-powered websites. With ManageWP you can automate your workflow and perform daily taks faster through a unified interface of all your websites. ManageWP also allow you to secure your data with reliable backups and protect your website with regular security checks. On top of that you can monitor all websites with integrations to Uptime Monitor, SEO tools, Google Analytics and more third-party services.

InfiniteWP is free self-hosted, platform to manage multiple WordPress sites. It simplifies taking backups, securing, managing WordPress through an intuetive GUI.