https://www.gkbrk.com/project/browser-harden
Browser extension to remove JS clutter and improve privacy.
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
You can install Browser Harden from Mozilla Add-ons. There is no package for Google Chrome yet.