Saleor Storefront

Universal guide for building storefronts on the Saleor e-commerce platform. Covers the Saleor GraphQL API data model, permission system, checkout lifecycle, channel architecture, and product/variant patterns. Framework-agnostic — these rules apply whether you're using Next.js, Remix, Nuxt, or a custom setup.

When to Apply

Reference these guidelines when:

• Querying Saleor's GraphQL API for products, categories, or collections
• Building product detail pages with variant selection
• Implementing checkout and payment flows
• Working with multi-channel and multi-currency setups
• Debugging "product not purchasable" or permission errors
• Working with Saleor 3.23+ stock availability modes (useLegacyShippingZoneStockAvailability)
• Investigating Saleor API behavior via source code

Rule Categories

Priority	Category	Impact	Prefix
1	API	CRITICAL	api-
2	Products	HIGH	products-
3	Checkout	HIGH	checkout-
4	Channels	MEDIUM	channels-

Quick Reference

1. API (CRITICAL)

• api-data-model — Nullable fields, pricing structure, automatic storefront filtering
• api-permissions — Token types, permission errors, two-tier query pattern
• api-graphql-patterns — Channel-scoped queries, variant attributes, filtering, codegen
• api-investigation — How to investigate Saleor API behavior via types and source

2. Products (HIGH)

• products-variants — Variant model, selection vs non-selection attributes, pricing, UX patterns

3. Checkout (HIGH)

• checkout-lifecycle — Session lifecycle, common errors, debugging payment issues

4. Channels (MEDIUM)

• channels-purchasability — Stock availability modes (legacy vs direct, 3.23+), purchasability vs shippability, fulfillment triangle, mode-aware checklists, channel-scoped queries, stock webhooks

How to Use

Read individual rule files for detailed explanations and code examples:

rules/api-data-model.md
rules/products-variants.md

Each rule file contains:

• Brief explanation of why it matters
• Code examples (correct and incorrect patterns)
• Anti-patterns to avoid

Full Compiled Document

For the complete guide with all rules expanded: AGENTS.md