Grav

A flat file CMS powered by PHP, Markdown, Twig, and Symfony.

Kontent.ai

A headless CMS that provides reusable modular content blocks, semantic search, and SDKs to deliver structured content via APIs to any digital channel.

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

DNN

A free and open-source content management system based on .NET and MS SQL Server.

HubSpot CMS

A hosted platform for building websites, blogs, landing pages, apps, and emails that integrates tightly with HubSpot CRM and other marketing tools.

Bolt

A fully open source, adaptable platform for building and running modern 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.

Ghost

An open-source content management system built on Node.js that serves as a publishing platform for blogs, newsletters, and membership-based websites.

GetSimple

A flat file CMS written in PHP.

Open Journal Systems

Open source software for the management of peer-reviewed academic journals.

An open-source .NET content management system for building content-driven websites and headless applications, with optional managed cloud hosting.

MODX

An open-source content management platform and PHP application framework focused on performance and security.

Quick.Cms

A content management system based on PHP and SQLite.

An open-source content management system built on PHP and MySQL.

Optimizely CMS

A cloud-based content management system with enterprise-level features and headless delivery capabilities.

Prismic

A headless CMS and page builder for Next.js, Nuxt, and SvelteKit sites.

Concrete CMS

An open-source content management system built with PHP and MySQL that combines in-context editing and modular page building.

eZ Publish

A discontinued PHP application framework with advanced CMS functionality, the predecessor of Ibexa DXP.

MotoCMS

A website builder with a simple visual drag and drop editing, eCommerce plugin, and responsive design.

Bludit

A lightweight, flat-file, open source content management system developed in PHP.

Plone

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

Amplience

A headless CMS and DAM platform that centralizes structured content creation, asset storage, and delivery via APIs for omnichannel experiences.

Osclass

An open-source classifieds script used to create, manage, and scale classifieds websites.

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.