TitHow to Use Shopify’s Script Editor for Custom Cart and Checkout Scriptsle

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February 13, 2026

Shopify’s Script Editor is a powerful tool that allows merchants to customize the shopping experience by creating personalized scripts for the cart and checkout pages. These scripts can help increase conversions, improve customer satisfaction, and tailor the shopping process to specific business needs.

What Is Shopify’s Script Editor?

The Script Editor is an application available to Shopify Plus merchants. It enables the creation of custom scripts written in Shopify’s scripting language, which is based on Ruby. These scripts run on Shopify’s servers and modify the behavior of the cart and checkout pages in real-time.

Getting Started with the Script Editor

To begin using the Script Editor, you need to have a Shopify Plus account. Once you have access, follow these steps:

  • Install the Script Editor app from the Shopify App Store.
  • Open the app and create a new script.
  • Choose a script template or start with a blank script.
  • Write your custom script using Shopify’s scripting language.
  • Save and publish your script to see it in action.

Common Use Cases for Scripts

Scripts can be used for various purposes, including:

  • Offering automatic discounts based on cart contents.
  • Customizing shipping options and rates.
  • Implementing buy-one-get-one (BOGO) deals.
  • Restricting certain products from discounts.
  • Personalizing the checkout experience for different customer groups.

Writing a Basic Script Example

Here is a simple example of a script that applies a 10% discount if the cart total exceeds $100:

Note: This is just a basic example. More complex scripts can be created to suit your needs.

“`ruby # Apply a 10% discount for orders over $100 if Input.cart.subtotal_price > Money.new(cents: 10000) Input.cart.line_items.each do |line_item| line_item.change_line_price(line_item.line_price * 0.9, message: “10% off over $100”) end end “`

Best Practices and Tips

When using the Script Editor, keep these tips in mind:

  • Test your scripts thoroughly in a development environment before publishing.
  • Use descriptive comments to make scripts easier to understand and maintain.
  • Stay updated with Shopify’s scripting language documentation.
  • Backup your scripts regularly to prevent data loss.

Conclusion

Shopify’s Script Editor provides a flexible way to enhance your store’s shopping experience through custom scripts. By understanding its capabilities and best practices, you can create personalized, efficient, and engaging checkout processes that boost sales and customer satisfaction.