> This page is for Developer.

> For clean Markdown of any page, append .md to the page URL.
> For a complete documentation index, see https://docs.bigcommerce.com/llms.txt.
> For AI client integration (Claude Code, Cursor, etc.), connect to the MCP server at https://docs.bigcommerce.com/_mcp/server.

## API Updates and Announcements for April 29, 2021

**Theme**

* Added a localization tutorial which gives you the tools to localize most areas of your theme.

**Apps**

* Updated the order of the app listing tabs in the [Developer Portal](https://build.bigcommerce.com/), making **Technical** the second tab instead of **Details**.

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