Standard metaobject definitions are [metaobject definitions](/docs/apps/build/custom-data/metaobjects/manage-metaobjects) with a specific `type` that we've reserved. Standard metaobject definitions have pre-configured [access grants](/docs/apps/build/custom-data/permissions), a known set of [metaobject fields](/docs/apps/build/custom-data), and preconfigured [capabilities](/docs/apps/build/custom-data/metaobjects/use-metaobject-capabilities). Standards ensure interoperability across the Shopify ecosystem. > Note: > The [Shopify standard taxonomy](https://github.com/Shopify/product-taxonomy) is a suite of standard metaobject definitions that's used to store and manage product taxonomy categories and attributes. [Learn how to integrate your app with the Shopify standard product taxonomy](https://github.com/Shopify/product-taxonomy?tab=readme-ov-file#-1-integrators-how-to-integrate-with-the-taxonomy). The following table lists available standard metaobject definitions:
Name | ID | Type | Details | Fields |
---|---|---|---|---|
Early access: Product Review | 2 |
product_review |
Stores and manages product reviews, including ratings, review content, and associated metadata. This metaobject definition is early access for select app partners only. |
|