---
title: JavaScript SDK 0.5.12
summary: null
url: >-
  https://www.fastly.com/documentation/reference/changes/2022/11/javascript-sdk-0.5.12
---

## Added

- add fastly:experimental module which contains all our experimental functions such as includeBytes and enableDebugLogging ([5c6a5d7](https://github.com/fastly/js-compute-runtime/commit/5c6a5d7cf13274f4752fa398d9bc92de658004b8))