Software
Squidex
Squidex is 100% open source headless CMS, built by passionated developers. With Squidex both individuals and organizations can handle content for the new web with ease. Squidex modular platform allows users to create content APIs that can be consumed by any frontend framework or technology in a matter of minutes. The framework itself can also be extended and tweaked to suite individual use-cases. Squidex is provided as a fully open source software released and free of charge, for the self-hosted community edition. For organizations that want to get up and running fast, commercially hosted solutions are provided.
Wagtail
Wagtail is a free and open-source CMS built on-top of Django and Python. The CMS is built by developers and for developers and provides a configuration-less solution to content management. Wagtail plays nicely with your existing tech, especially if that stack utilze Python and the Django web framework. Wagtail can be installed as a package in existing Django application and extends the Django Admin to be more suited for content management.
Bootstrap CMS
CMS: Bootstrap - Opensource HTML/CSS/PHP and MySQL Content
Kotti CMS
Kotti is a high-level, Pythonic web application framework. It includes an extensible Content Management System called the Kotti CMS, offering all the features you would expect from a modern CMS. Kotti is built on top of a number of best-of-breed software components, notably Pyramid, SQLAlchemy, and Twitter Bootstrap.
Portal CMS
Portal CMS is a free and open source content management system with a powerful integrated page...
WordPress
WordPress powers roughly 30% of all web pages online. It's a free and open source CMS designed and developed for self-hosted publishing by Automattic, Inc. The software is written in PHP and utilize either MySQL or MariaDB as a database, and is compatible with most web hosts. Wordpress includes a plugin architecture and a templating system that can be used to extend and customize your website. These are commonly known as WordPress plugins and WordPress themes and make up a whole open source and commercial eco-system where anyone is free to create products for the platform.
ExpressionEngine
ExpressionEngine is a flexible, feature-rich content management platform that empowers hundreds of thousands of individuals and organizations around the world to easily manage their web site. ExpressionEngine has a large community of developers that make add-ons that extend the system capability. With ExpressionEngine add-ons, no matter the task, you'll have a solution.
Matrix CMS
Matrix CMS platform has been designed to provide a comprehensive and integrated solution to the product publishing requirements.
OrchestraCMS
OrchestraCMS is the only digital experience platform (DXP) built 100% native on the world's leading customer success platform, Salesforce. With OrchestraCMS you can manage your content within the already familiar Salesforce setting. Allow you and your team to create a compelling digital experiences for your users by combining content with business data, processes and applications across any channel.