Build an interface extension for Shopify point of sale

What it does

• Built an interface extension for the Shopify POS
• Presses POS components and can scaffold via the CLI

Who it is for, and an example

Developers of applications for Shopify point of sale, in store.

This is the right time to build point-of-sale applications with POS interface components, including scaffolding via CLI, retail and smart grid. Example written by iadujour.fr from the SKILL.md, not tested.

Install

In Codex: codex plugin add shopify@openai-curated (Official Place of Deposit).

Works with

• Codex

Source: README: Codex plugin collection; the deposit marketplace is called "Official Codex". Other officers are not appointed.

Level: Intermediate

Good to know

SKILL.md excerpt

The original description, which the agent reads to decide whether to load the skill (in English):

Build retail point-of-sale applications using Shopify's POS UI components. These components provide a consistent and familiar interface for POS applications. POS UI Extensions also supports scaffolding new POS extensions using Shopify CLI commands. Keywords: POS, Retail, smart grid

Quoted from SKILL.md at commit 0732ec9 . The folder also contains 4 extra files (agents/, scripts/).

The SKILL.md has 317 lines and 66 main sections:

• Required Tool Calls (do not skip)
• Available Extension Targets for pos-ui
• pos.cart-update
• `pos.cart-update.event.observe`
• pos.cart.line-item-details
• `pos.cart.line-item-details.action.render`
• pos.cart.line-item-details.action
• `pos.cart.line-item-details.action.menu-item.render`
• pos.cash-tracking-session-complete
• `pos.cash-tracking-session-complete.event.observe`
• pos.cash-tracking-session-start
• `pos.cash-tracking-session-start.event.observe`
• pos.customer-details
• `pos.customer-details.action.render`
• `pos.customer-details.block.render`
• pos.customer-details.action
• `pos.customer-details.action.menu-item.render`
• pos.draft-order-details
• `pos.draft-order-details.action.render`
• `pos.draft-order-details.block.render`
• pos.draft-order-details.action
• `pos.draft-order-details.action.menu-item.render`
• pos.exchange.post
• `pos.exchange.post.action.render`
• `pos.exchange.post.block.render`
• pos.exchange.post.action
• `pos.exchange.post.action.menu-item.render`
• pos.home
• `pos.home.tile.render`
• `pos.home.modal.render`
• pos.order-details
• `pos.order-details.action.render`
• `pos.order-details.block.render`
• pos.order-details.action
• `pos.order-details.action.menu-item.render`
• pos.product-details
• `pos.product-details.action.render`
• `pos.product-details.block.render`
• pos.product-details.action
• `pos.product-details.action.menu-item.render`
• pos.purchase.post
• `pos.purchase.post.action.render`
• `pos.purchase.post.block.render`
• pos.purchase.post.action
• `pos.purchase.post.action.menu-item.render`
• pos.receipt-footer
• `pos.receipt-footer.block.render`
• pos.receipt-header
• `pos.receipt-header.block.render`
• pos.register-details
• `pos.register-details.action.render`
• `pos.register-details.block.render`
• pos.register-details.action
• `pos.register-details.action.menu-item.render`
• pos.return.post
• `pos.return.post.action.render`
• `pos.return.post.block.render`
• pos.return.post.action
• `pos.return.post.action.menu-item.render`
• pos.transaction-complete
• `pos.transaction-complete.event.observe`
• Usage Notes
• Imports
• Polaris web components (`s-badge`, `s-banner`, etc.)
• ⚠️ MANDATORY: Search Before Writing Code
• ⚠️ MANDATORY: Validate Before Returning Code

Licence: No licence found

Checked on 10 November 2026 : no licence file in the skill folder or at the repository root.

No licence found: short excerpt quoted only (quotation right). For the full text, see the source.

In the directory

Use cases and guides that share a theme, industry or tool with this skill.

• Build an e-commerce return circuit with the e-shop assistantUse cases
• Translate a Shopify shop (cards, SEO, metafields) into 110+ languages, from 2–3 weeks to a few minutesUse cases