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

# App extensions

> Build amazing commerce solutions powered by the BigCommerce platform

## Docs

- [Overview](https://docs.bigcommerce.com/developer/docs/integrations/apps/app-extensions/overview.md)
- [Guide](https://docs.bigcommerce.com/developer/docs/integrations/apps/app-extensions/guide.md)
- [Glossary](https://docs.bigcommerce.com/developer/docs/integrations/apps/app-extensions/glossary.md)
- [Postman collection](https://docs.bigcommerce.com/developer/docs/integrations/apps/app-extensions/postman-collection.md)