home/categories/ecommerce/shopify-shopify-ai-toolkit-skills-shopify-polaris-checkout-extensions-skill-md
ecommercebusiness
shopify-polaris-checkout-extensions
Build custom functionality that merchants can install at defined points in the checkout flow, including product information, shipping, payment, order summary, and Shop Pay. Checkout UI Extensions also supports scaffolding new checkout extensions using Shopify CLI commands.
maintainer
Shopify
Updated 4/8/2026
Stars
85
Forks
4
quick start
Installation and usage
Build custom functionality that merchants can install at defined points in the checkout flow, including product information, shipping, payment, order summary, and Shop Pay. Checkout UI Extensions also supports scaffolding new checkout extensions using Shopify CLI commands.
Installation
$ install --globalskills.sh
Usage
Once installed, you can use this skill by running the following command in your terminal:
skills use shopify-polaris-checkout-extensions