Open source CMS for Windows

Apostrophe

Apostrophe is a design-driven, in-context CMS built on Node.js and MongoDB. It provides the tools to develop both simple and complex content-driven websites through simple templating and modular functionality. (MIT)

Cross-platform

Concrete5

Concrete5 makes running a website easy. Go to any page in your site, and an editing toolbar gives you all the controls you need to update your website. No intimidating manuals, no complicated administration interfaces - just point and click. (MIT)

Cross-platform

Drupal

Drupal is a free software package that allows an individual or a community of users to easily publish, manage and organize a wide variety of content on a website. (GPL)

Cross-platform

ImpressPages

ImpressPages is a CMS with a drag & drop interface. It's built on PHP5.3 and MySQL. Efficient tool to create and manage websites. Add more value and peace of mind. (GPL)

Cross-platform

Joomla!

Joomla! is a free, open source content management system for publishing content on the world wide web and intranets. (GPL)

Cross-platform

Orchard

Orchard is a free, community-focused project aimed at delivering applications and reusable components on the ASP.NET platform. The focuse is on delivering a .NET-based CMS application that will allow users to rapidly create content-driven Websites. (BSD)

Windows

phpMyFAQ

phpMyFAQ is a multilingual, completely database-driven FAQ-system. It supports various databases to store all data. phpMyFAQ also offers a multi-language Content Management-System with a WYSIWYG editor and an Image Manager. (MPL)

Cross-platform

Plone

Plone is an open source CMS built on top of the Zope application server. (GPL)

Cross-platform

ProcessWire

ProcessWire is a friendly and powerful open source CMS with an exceptionally strong foundation. With all custom fields, an easy-to-use jQuery-inspired API, and a powerful selector engine, ProcessWire will rise to any task. (AGPL)

Cross-platform

PyroCMS

PyroCMS is an open source, object oriented content management system built built using PHP5 and CodeIgniter. PyroCMS is easy to use, looks great and uses some smart caching to keep everything running smoothly. (OSL)

Cross-platform

SilverStripe

SilverStripe is an intuitive content management system atop a powerful programming framework. (BSD)

Cross-platform

Sitecake

Sitecake is an easy to use CMS (Content Managament System) for small websites, with a WYSIWYG, drag&drop editor. A standard web hosting packet (a web server and PHP 5.4+) is all you need to install and use it. (GPL)

Cross-platform

Symphony

Symphony is an open source content management system designed to let developers program exclusively in the XSLT templating language. (MIT)

Cross-platform

Umbraco

Umbraco is a fully-featured open source content management system with the flexibility to run anything from small campaign or brochure sites right through to complex applications for Fortune 500's and some of the largest media sites in the world. (MIT)

Windows

14 applications