Strapi is an open-source headless CMS founded in Paris, France in 2015, leading its category with 65,000+ GitHub stars. Its visual content type builder auto-generates REST/GraphQL APIs with self-hosting and Strapi Cloud options.
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Grav is an open-source flat-file CMS developed by the RocketTheme team, with no database, Markdown file storage, a free MIT license, lightweight deployment, and multilingual support for documentation and light content sites.
TYPO3 is an enterprise open-source CMS founded in 1997 and headquartered in Düsseldorf, Germany, known for native multilingual support, fine-grained permissions, and 5000+ extensions, a top choice for large enterprises and institutions in German-speaking Europe.
Textpattern is a lightweight open-source PHP CMS released in 2003, known for semantic templates and Textile typesetting with a small footprint and SEO-friendly output, suited to personal blogs and light content sites.
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Founded in 2015 in Paris, France, Strapi is an open-source headless CMS ranking first in its category with 65,000+ GitHub stars. Its visual content type builder auto-generates REST/GraphQL APIs, supporting both self-hosted and Strapi Cloud deployment.
Founded in 2005 in Denmark, Umbraco is an open-source .NET CMS with over 700,000 cumulative installs, known for its MIT open-source core, friendly editing experience, and Heartcore headless mode, suitable for enterprise content websites on the Microsoft stack.
TYPO3 is an enterprise open-source CMS founded in 1997 and headquartered in Dusseldorf, Germany, known for native multilingual support, fine-grained permissions, and 5,000+ extensions, the preferred choice for large enterprise and institutional content management in German-speaking regions.
Pico CMS is an open-source flat-file CMS based on PHP + Markdown with no database, lightweight and fast, suitable for personal websites, documentation, and minimalist content sites.
Payload CMS is an open-source headless CMS and application framework built on Next.js and TypeScript, code-first and self-hostable, used in production by Microsoft, ASICS, Blue Origin, and others, joining Figma in 2026.
Orchard CMS is a .NET open-source content management system from the ASP.NET ecosystem. The modern Orchard Core is built on ASP.NET Core with a BSD-3-Clause free license, 8K+ GitHub stars, and 2.4M+ NuGet downloads, suited to .NET teams building content sites and application platforms.
Liferay is an enterprise digital experience platform (DXP) founded in 2004 in Diamond Bar, California, USA, with a free open-source community edition and seven capabilities including CMS, DAM, Commerce, Search, Personalization, and AI.
Grav is an open-source flat-file CMS developed by the RocketTheme team, with no database and Markdown-based file storage, MIT licensed and free, lightweight to deploy with multi-language support, ideal for documentation sites and lightweight content sites.
DNN (DotNetNuke), originating from a 2002 open-source project, is an open-source .NET CMS deeply integrated with the Microsoft technology stack, with built-in native multilingual support and granular permissions, and a module marketplace of 1000+ extensions, suited to enterprise portals and intranets.
Released in 2003, Textpattern is a lightweight open-source PHP CMS known for semantic templates and Textile markup, with low system footprint and SEO-friendly output, ideal for simple personal blogs and lightweight content sites.