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Bring your website to life with one of the most powerful and popular theming frameworks for Joomla.


Gantry extends WordPress' native functionality, empowering users to manipulate virtually every aspect of their visitors' experience.


Gantry 5 is the first theming framework for Grav, designed by members of the same team that developed the CMS.

  • Gantry 5 includes a new, powerful Menu editor that makes menu organization, particle and module injection, and visual enhancements a breeze. Here are just a handful of things you can do with Gantry 5’s powerful Menu Editor.

    • FontAwesome Icons
    • Easy Module Injection
    • Simple Particle Injection
    • Drag-and-drop Functionality
    • Per-item CSS Classes
    • Submenu Column Control
    • Easy Organization / Reordering
    • Link Target Designation
    • Multiple Dropdown Styles
    • Per-item Image Support
    • Subtitles
    • Non-destructive
    Find out more about using the Menu Editor in our documentation.
  • The Layout Manager makes it easier than ever to arrange and customize your users’ experience with drag-and-drop simplicity from start to finish. A handful of the many features found in the Layout Manager are listed below.

    • Drag-and-drop Functionality
    • Unlimited Items Per Row
    • Unlimited Rows Per Section
    • Easy Widget Position Placement
    • Resize Items with Simple Sliders
    • Per-section CSS Classes and Tag Attributes
    • Per-block CSS Classes, Variations, and Tag Attributes
    • Quick Preset Loading
    • Undo and Redo
    • Access to Easy-to-use Particles
    • Intuitive Visual Interface
    • Touch-screen Friendly
    Find out more about using the Layout Manager in our documentation.

"Helium is a beautiful, free theme made by the RocketTheme team in appreciation of the incredible Gantry community."

Andy Miller

Develop CMS themes quickly and efficiently

Helium was crafted with love by the RocketTheme team to showcase the capabilities of the Gantry 5 framework. Helium is open source and available for free under a dual license system (MIT or GPL version 2 or later). You do not have to keep the Gantry or RocketTheme links and logos in the front end, however, you must ensure that all copyright notices in the code are retained.

Documentation for Gantry 5 is available on the official Gantry website. You can submit any issues or feature requests for Gantry through GitHub. A chat room has been set up using Gitter where you can go to talk about the project with developers, contributors, and other members of the community. This is the best place to go to get quick tips and discuss features with others.