---
title: "Boxever JavaScript Library (legacy) reference"
slug: "bx-js-library-legacy-reference"
abstract: "Describes the legacy Boxever JavaScript Library, including functions, objects, common errors, and release notes (Sitecore CDP Stream API)."
---
# Boxever JavaScript Library (legacy) reference

> [!important]
> The Boxever JavaScript Library is no longer receiving updates.
>
> We recommend that you [upgrade to the Sitecore Engage SDK](https://doc.sitecore.com/cdp/en/developers/api/stream-api/choose-an-integration-type.html "Choose an integration type") to get future updates and enhancements.

This section describes the most commonly used functions and objects, how to troubleshoot common errors, and release notes for the Boxever JavaScript Library.