This is a beta release of documentation for Magento 2.4, published for previewing soon-to-be-released functionality. Content in this version is subject to change. Links to the v2.4 code base may not properly resolve until the code is officially released.

Prepare (development quick start)

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Before you start building Magento modules, we suggest you use the following checklist:

Install Magento and any required dependencies
Set Magento for developer mode
Decide which type of component you’re creating and how to set it up in composer.json.
Understand the component file structure