Browser Harden

https://www.gkbrk.com/project/browser-harden

Browser extension to remove JS clutter and improve privacy.

Introduction

Browser Harden (or browser-harden) is a browser extension that aims to patch or
remove non-essential JS APIs in order to reduce the browser attack surface and
improve privacy.

Main features:

• Completely free and open-source
• Lightweight with minimal performance impact
• Improves security by disabling useless web APIs
• Improves privacy by returning synthetic data
• Improves performance by reducing background work
• Blocks a lot of fingerprinting techniques

Install

You can install Browser Harden from Mozilla Add-ons. There is no package for
Google Chrome yet.