Mastodon

Mastodon is free, open-source software for running self-hosted, federated social networking services based on the ActivityPub protocol.

Grav

A flat-file CMS that requires no installation, powered by PHP, Markdown, Twig, and Symfony.

Plone

An open-source enterprise content management system built with Python and the Zope application server for managing scalable and content-rich websites.

Builder.io

A visual development platform and headless CMS that lets teams create, edit, and publish websites and applications with drag-and-drop editors, integrated with React, Vue, Svelte, Qwik, and other frameworks.

Fork CMS

An easy-to-use open-source CMS based on Symfony components.

Salesforce Experience Cloud

A digital experience platform that lets organizations build CRM-connected portals, websites, and communities for customers, partners, and employees.

Neos

An open-source enterprise content management system based on the Flow framework.

FirstSpirit

An enterprise-grade, hybrid, headless CMS that features a drag-and-drop WYSIWYG editor with built-in AI Suite.

HCL Digital Experience

An enterprise web portal and digital experience platform that provides an integration framework for information systems and business applications.

InstantCMS

A modular open-source CMS that allows you to build websites for any purpose.

SPIP

A French open-source content management system designed for collaborative online publishing and editorial workflows.

CloudCannon

A Git-based headless content management system that integrates with all major static site generators.

An open-source CMS that is primarily used to create online portfolios.

PHP Link Directory

A link directory script that allows users to create and manage online directories.

Enonic

A composable content management platform that supports headless, hybrid, and traditional CMS architectures.

Ibexa DXP

A technology platform that empowers businesses to create and manage content, deliver it across multiple channels, and personalize the customer experience.

Roxen CMS

A CMS developed by the Swedish company Roxen AB.

Couch

A simple open-source CMS built with PHP and MySQL.

Finalsite

A cloud-based community relationship management platform for K-12 schools that combines website management, communications, and enrollment tools in a single system.

Osclass

An open-source PHP classifieds script for building and managing self-hosted classifieds and marketplace websites.

Microsoft SharePoint

A cloud-based collaboration and content management service that enables organizations to store, share, and manage documents, knowledge, and internal websites within the Microsoft 365 ecosystem.

Directus

An open-source headless CMS and data platform that lets developers build APIs from custom SQL data models while providing non-technical users with a friendly admin interface to manage structured content.

Hearst MediaOS

The MediaOS platform is Hearst Digital Media's proprietary content management system that serves as a central hub for creating, managing, and distributing editorial and commercial content across its magazines and media properties.

Contentstack

A headless, API-first enterprise content management system designed to manage modular content and deliver it across multiple channels.

Piwigo

An open-source photo gallery for the web that lets users organize, manage, and share collections of images and other media with albums, tags and customizable access permissions.