m4 Metro 4

Raise Your Work to the Next Level

Choose Metro 4 for your sites

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Free for ALL
Metro 4 is an open source project and have MIT license
Easy to use
To use Metro 4 you do not even need to know javascript
For developers
Metro 4 is easily expandable to our own needs
What is it?

Metro 4 is an open source toolkit for developing with HTML, CSS, and JS. Quickly prototype your ideas or build your entire app with responsive grid system, extensive prebuilt components, and powerful plugins built on jQuery.

Build responsive, mobile-first projects on the web with the first front-end component library in Metro Style.

All the Features You Need
With Metro 4 you get:

Base styles

Metro 4 includes various styles for changing the appearance of html elements.

70+ Components

More than 70 components are available to you to solve almost all tasks.

Tools and Routines

Various built-in tool functions and classes will increase your productivity.


Rapid response to detected bugs and their elimination.


Detailed description of all elements of the Metro 4 library.


Get additional help from the community on the Metro 4 forum.

Commercial support

When using Metro 4 in a large project, core to your project or company, you want to be assured that Metro 4 and its extensions will be actively maintained with enhanced features being added to the core library, new extensions developed and any issues that are found being resolved quickly and efficiently.

To order premium support please contact to author!

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