Concrete – open source content management system

Concrete is an open source content management system (CMS) for publishing content on the World Wide Web and intranets.

Beneath the interface components and site structure of Concrete sits a powerful framework built from custom components and third party libraries from projects like Laravel and Symfony Components.

Concrete is also an easy to use web builder.

Features include:

  • Intuitive editor:
    • In-context editing.
    • WYSIWYG content editor.
    • Dynamically generated forms for typed content with auto-save and drafts.
    • Easy theme controls.
    • Layouts retain responsive grid points.
    • Media Manager.
    • Drag and Drop Content.
    • WYSIWYG Editor.
  • Powerful and extendable:
    • Simple Installation.
    • One click version update.
    • Addon support.
    • Quick installs from concrete5 marketplace through site dashboard.
    • Automatic add-on update notification.
    • 1000’s of add-ons at your finger tips.
    • Core supported add-ons.
    • Large Theme Directory.
  • Mobile optimized and responsive:
    • Responsive layouts.
    • Responsive video.
    • Responsive images.
    • Mobile navigation/menus.
    • Bootstrap.
    • Less
  •  Modular Building & Templates:
    • Image Editor.
    • Videos.
    • Gallery.
    • layouts.
    • blocks.
    • Stacks.
    • Templates and page types.
    • Layouts retain responsive grid points.
  • Marketing Tools
  • Blog and Commenting:
    • RSS syndication.
    • Category support.
    • Topics.
    • Multiple authors.
    • Likes.
    • Post display options.
    • Integrated commenting system supports threaded comments, and all comments have individual like counts.
  • Access Control.
  • Social and SEO.
  • Security and support.

Website: www.concrete5.org
Support: Documentation, Blog, GitHub Code Repository
Developer: Portland Labs
License: MIT License

Concrete is written in PHP. Learn PHP with our recommended free books and free tutorials.

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