This add-on allows users to prevent websites from using the Javascript <canvas> API to fingerprint them. Users can choose to block the <canvas> API entirely on some or all websites (which may break some websites) or just block or fake its fingerprinting-friendly...
Cost / License
- Free
- Open Source
Platforms
- Mac
- Windows
- Linux
- Mozilla Firefox


Comments about CanvasBlocker as an Alternative to Canvas Defender
Canvasblocker very good and opensource.

CanvasBlocker is the most popular Windows, Mac & Linux alternative to Canvas Defender.
CanvasBlocker is the most popular Open Source & free alternative to Canvas Defender.
- CanvasBlocker is Free and Open Source
- CanvasBlocker is Privacy focused and Lightweight



CanvasBlocker also protects the browser from Canvas API tracking, and is open source