This guide will walk you through the setup of a basic Designer Extension replaces the text of an element with “Lorem Ipsum.” By the end of this guide, you’ll have completed the following steps:

1. Install the Webflow CLI
2. Initialize a Designer Extension starter project
3. Run a Designer Extension in the Webflow Designer
4. Update Elements on a page
5. Modify Designer Extension with the Designer APIs

Prerequisites

To successfully follow along with this guide, please ensure your system meets the following requirements and you have the following resources:

• Node.js 16.20 or later
• A Webflow site for development and testing
• A registered Webflow App that’s installed to your test site. If you haven’t set up an App yet, please follow our guide on creating an App.

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