5.4 KiB

Tracking JS Blocklist

A blocklist of javascript links (or webpages with javascript) that perform browser fingerprinting. The original data set is collected by DuckDuckGo's Tracker Radar project. Blocklist is updated on the first day of the month.

The list contains all the links that Tracker Radar detected to have browser fingerprinting, there is no further processing to remove false positive.

Client mirror 1 mirror 2 mirror 3 mirror 4 mirror 5 mirror 6
uBlock Origin, AdGuard (browser extension) link link link link link link
Vivaldi link link link link link link
Plain URL link link link link link link

For other programs, see Compatibility page in the wiki.

Check out my other filters:


Import the URL into uBO/AdGuard to subscribe.

URL-based (Vivaldi)

Requires Vivaldi Desktop/Android 3.3+, blocking level must be at least "Block Trackers"

Import the URL into Vivaldi's Tracker Blocking Sources to subscribe.

Plain URL

A list of URLs without any filter syntax.

Compressed version

All filters are also available as gzip- and brotli-compressed.

Gzip: Brotli:

See also

FAQ and Guides

See wiki

CI Variables

Optional variables:

  • CLOUDFLARE_BUILD_HOOK: Deploy to Cloudflare Pages.
  • NETLIFY_SITE_ID: Deploy to Netlify.

Repository Mirrors


src/: Creative Commons Zero v1.0 Universal and MIT License

filters: CC BY-NC-SA 4.0

DuckDuckGo Tracker Radar data: CC BY-NC-SA 4.0

This repository is not endorsed by DuckDuckGo.