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arkenfox/user.js

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Firefox privacy, security and anti-tracking: a comprehensive user.js template for configuration and hardening

110 mentions on Hacker News by 78 people: 4 stories, 106 comments · first 2018-09-14 · latest 2026-03-07

Mentions per year 110 mentions · busiest year 2022 (25)
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  1. …Fx developers have been openly hostile to promoting and supporting is functionalities. [0] https://github.com/arkenfox/user.js/
    comment by Baljhin · 2026-03-07 · in Making Firefox's right-click not suck with about:config
  2. …the resources for Decentraleyes are over six years out of date and would not likely be used anyway https://github.com/arkenfox/user.js/wiki/4.1-Extensions
    comment by bstsb · 2026-01-05 · in Decentraleyes
  3. …I say would be is that I disable disk cache among other things performed by Arkenfox [1] [1] - https://github.com/arkenfox/user.js
    comment by Bender · 2025-12-21 · in Show HN: Shittp – Volatile Dotfiles over SSH
  4. …by using NoScipt and there's no good reason to use it if you know how to properly use uBlock: https://github.com/arkenfox/user.js/wiki/4.1-Extensions#-don... uBlock is a content blocker so it can do everything NoScript can if you learn its…
    comment by lone-cloud · 2025-11-11 · in Firefox expands fingerprint protections
  5. …up the addons I use in Firefox. I will just blackhole route those CDN's and see what breaks. [1] - https://github.com/arkenfox/user.js
    comment by Bender · 2025-10-11 · in Firefox always use DoH even when you disable it
  6. According to [this page]( https://github.com/arkenfox/user.js/wiki/4.1-Extensions#-don... ), yes, it's redundant in that case.
    comment by tao_oat · 2025-09-29 · in Privacy Badger is a free browser extension made by EFF to stop spying
  7. Redundant (with uBlock Origin) on Firefox: https://github.com/arkenfox/user.js/wiki/4.1-Extensions#-don...
    comment by HelloUsername · 2025-09-28 · in Privacy Badger is a free browser extension made by EFF to stop spying
  8. …this abusive pattern. I hope these guys will add those settings to their also amazing job like: https://github.com/arkenfox/user.js https://github.com/pyllyukko/user.js These are config lists that I also use and it would be great to have…
    comment by roscas · 2025-09-02 · in Firefox Privacy Guide
  9. > Privacy Badger UBO is enough; https://github.com/arkenfox/user.js/wiki/4.1-Extensions#-don...
    comment by HelloUsername · 2025-08-30 · in Hardening Firefox – a checklist for improved browser privacy
  10. …[2]. Another addon to consider listing is CSS Exfil protection [3a] CSS Exfil Test Site [3b]. [1] - https://github.com/arkenfox/user.js [2] - https://github.com/yokoffing/Betterfox [3a] - https://addons.mozilla.org/en-US/firefox/addon/css-e…
    comment by Bender · 2025-08-30 · in Hardening Firefox – a checklist for improved browser privacy
  11. I think one of the third party user.js projects does that. Maybe https://github.com/arkenfox/user.js
    comment by nyarlathotep_ · 2025-08-29 · in Sometimes CPU cores are odd
  12. > Add noscript too The Noscript extension becomes redundant with the uBlock Origin extension https://github.com/arkenfox/user.js/wiki/4.1-Extensions#-don...
    comment by HelloUsername · 2025-07-28 · in Sign in with Google in Chrome
  13. Fyi, interesting info about Firefox Fingerprinting Protection mode/settings : https://github.com/arkenfox/user.js/wiki/3.3-Overrides-%5BTo...
    comment by DavideNL · 2025-07-24 · in Web fingerprinting is worse than I thought (2023)
  14. Firefox + arkenfox ( https://github.com/arkenfox/user.js ) Ungoogled Chromium ( https://github.com/ungoogled-software/ungoogled-chromium Tor Browser ( https://www.torproject.org/download/ )
    comment by mmh0000 · 2025-07-10 · in Perplexity Comet
  15. …[1] or Arkenfox [2] to tighten up Firefox a bit. [1] - https://github.com/yokoffing/Betterfox [2] - https://github.com/arkenfox/user.js
    comment by Bender · 2025-05-22 · in Why does Debian change software?
  16. …Used useless extensions[1] for example "Privacy Badger"[2] [1] https://github.com/arkenfox/user.js/wiki/4.1-Extensions [2] https://github.com/arkenfox/user.js/wiki/4.1-Extensions#-don...
    comment by ementally · 2025-03-23 · in Achieving Great Privacy with Safari
  17. …browsing, I’d recommend vanilla Firefox with arkenfox/user.js [0] and uBlock Origin. [0]: https://github.com/arkenfox/user.js
    comment by sevg · 2025-03-22 · in Zen browser had a backdoor enabled by default
  18. …through a Squid MitM SSL Bump proxy. [0] - https://ftp.mozilla.org/pub/firefox/releases/ [1] - https://github.com/arkenfox/user.js [2] - https://github.com/yokoffing/Betterfox
    comment by LinuxBender · 2025-03-05 · in Ask HN: What browser are you using?
  19. …to fine-tune privacy settings. [1] https://floorp.app/ [1] https://en.wikipedia.org/wiki/Floorp [2] https://github.com/arkenfox/user.js
    comment by DavideNL · 2025-03-02 · in What, if anything, should I do about using Mozilla's Firefox
  20. Ah, interesting, I was unaware of user.js It seems https://github.com/arkenfox/user.js is a comprehensive set of settings for that
    comment by steeleduncan · 2025-02-28 · in Waterfox: Fast and Private Web Browser
  21. …every time Firefox start, it applies all the configuration options specified in your user.js. [0]: https://github.com/arkenfox/user.js/
    comment by jmholla · 2025-02-26 · in Does Firefox sell your personal data?
  22. https://github.com/arkenfox/user.js/wiki/4.1-Extensions#-don... ...atleast on firefox.
    comment by morjom · 2025-01-10 · in Double-keyed caching: Browser cache partitioning
  23. Most of these extensions/add-ons are useless and actually makes your fingerprint more unique. https://github.com/arkenfox/user.js/wiki/4.1-Extensions#-don...
    comment by ementally · 2024-10-27 · in Canvas Fingerprinting
  24. You can disable most of these things in user.js. See https://github.com/arkenfox/user.js (née ghacks.net user.js) for an example. The next problem is FF generates random profile names by default ( ~/.mozilla/firefox/<random>/user.js )…
    comment by Arnavion · 2024-09-10 · in Firefox update added more sponsored content on new-tab page
  25. …added to Arkenfox user.js ? I see it's mentioned and committed, but not in the latest release yet. https://github.com/arkenfox/user.js
    comment by DavideNL · 2024-08-22 · in Make Firefox Private Again
  26. …// Disable Privacy-Preserving Attribution You can find a lot of examples and "documentation" on https://github.com/arkenfox/user.js
    comment by ringer · 2024-07-16 · in For advertising, Firefox now collects user data by default
  27. …view. Arkenfox lists extension features that aren't covered by FireFox inbuilt or uBlock Origin: https://github.com/arkenfox/user.js/wiki/4.1-Extensions
    comment by raspyberr · 2024-07-07 · in We built the extension that blocks ads, trackers and third-party cookies
  28. ▲ 2
    Arkenfox/user.js: Firefox privacy, security and anti-tracking
    story by nutrie · 2024-06-21 · 1 comment
  29. …security and anti-tracking: a comprehensive user.js template for configuration and hardening " https://github.com/arkenfox/user.js
    comment by DavideNL · 2024-05-14 · in Firefox search update
  30. …Arkenfox to turn off all the telemetry/etc but it increasingly feels like a game of whackamole. https://github.com/arkenfox/user.js
    comment by fallingsquirrel · 2024-05-14 · in Firefox search update
  31. Re: firefox and privacy, if you want to use firefox for privacy, consider using https://github.com/arkenfox/user.js . There is a case to be made that Firefox (with arkenfox's user.js) is one of the best privacy-respecting but still fairly…
    comment by knightoffaith · 2024-04-09 · in It’s getting hard to use and recommend Firefox
  32. With something like https://github.com/arkenfox/user.js/ for starters. Or in German https://www.privacy-handbuch.de/ especially Surfen...,DNS... And not doing it by downloading the 'normal' way, instead using…
    comment by LargoLasskhyfv · 2024-01-19 · in Show HN: Quetta – A privacy-first web browser with enhanced ad blocker inside
  33. …repo and either harden their firefox or use librewolf. Umatrix is unmaintained since 2019. [1] https://github.com/arkenfox/user.js/wiki/4.1-Extensions
    comment by bmikaili · 2023-12-29 · in In 2024, please switch to Firefox
  34. …to be the best option. [1] https://blog.mozilla.org/en/products/firefox/firefox-news/in... [2] https://github.com/arkenfox/user.js/
    comment by smarkov · 2023-09-11 · in Google Chrome just rolled out a new way to track you and serve ads
  35. https://github.com/arkenfox/user.js/ I don't use or recommend exactly what they do but they have a long list of settings you might want to change that is better documented than any other source I've seen and if you click the wiki link…
    comment by joveian · 2023-09-08 · in LibreWolf – Custom version of Firefox, focused on privacy, security and freedom
  36. …for removing or disabling all the integration with Mozilla services and their ads. See for example: https://github.com/arkenfox/user.js
    comment by the_duke · 2023-05-26 · in Mozilla stops Firefox fullscreen VPN ads after user outrage
  37. Go arken. https://github.com/arkenfox/user.js
    comment by mikae1 · 2023-05-25 · in Firefox displayed a pop-up ad for Mozilla VPN over an unrelated page
  38. If you ask me, it can't get better than a properly setup firefox https://librewolf.net/docs/features/ https://github.com/arkenfox/user.js -- If you're constrained using ff
    comment by kytazo · 2023-05-12 · in Forgetful Browsing
  39. …- https://gitlab.com/librewolf-community/browser/linux/-/issue... - https://github.com/arkenfox/user.js/issues/1253
    comment by imalerba · 2023-04-28 · in Tell HN: Cloudflare verification is breaking the internet
  40. ….com/macchrome/winchrome/releases/tag/v109.541... [3] https://librewolf.net/installation/windows/ [4] https://github.com/arkenfox/user.js/blob/master/user.js [5] https://kmeleonbrowser.org
    comment by lurtbancaster · 2023-04-05 · in My long goodbye to Windows XP (2022)
  41. …which you can put on top of vanilla Firefox, aiming for the most privacy and security possible. https://github.com/arkenfox/user.js
    comment by FireInsight · 2023-04-03 · in The Mullvad Browser
  42. I use a custom Firefox config that tweaks and disables lots of features, based on this template: https://github.com/arkenfox/user.js . Fun fact: this makes you extremely easy to identify, because it gives your browser a very unique…
    comment by the_duke · 2023-04-03 · in The Mullvad Browser
  43. A hardened Firefox config exists: https://github.com/arkenfox/user.js But it needs tech skill to adopt, so even if this Mullvad Browser is basically just prepackaged Arkenfox, that's great to drive adoption.
    comment by medstrom · 2023-04-03 · in The Mullvad Browser
  44. Or the Arkenfox config ( https://github.com/arkenfox/user.js ), which enables resistFingerprinting among other essentials. In this kind of game, a community config is exactly what you want.
    comment by medstrom · 2023-03-21 · in Web fingerprinting is worse than I thought
  45. …pairs of your firefox profile (for example, by using a user.js file). The Arkenfox user.js ( https://github.com/arkenfox/user.js/ ) has some pretty good defaults that disable a lot of the background requests. There are also firefox forks…
    comment by anthonyhn · 2023-03-20 · in Ask HN: Is Firefox really privacy friendly?
  46. …like [2] that aim at hardening firefox settings. [1] https://github.com/grzegorzk/ff_in_podman [2] https://github.com/arkenfox/user.js
    comment by gwnywg · 2023-03-20 · in Ask HN: Is Firefox really privacy friendly?
  47. uBlock Origin works well enough for me with some basic lists. Recommended reading for firefox users: https://github.com/arkenfox/user.js/wiki/4.1-Extensions#-don...
    comment by morjom · 2023-03-09 · in What does "Copy clean link" mean?
  48. …That includes any extensions that modify what is requested etc. See: https://github.com/arkenfox/user.js/wiki/4.1-Extensions See https://www.privacyguides.org/desktop-browsers/#firefox , you really don't need to do anything mor
    comment by dngray · 2023-02-24 · in The FBI now recommends using an ad blocker when searching the web
  49. …you want to know specifics about that see https://www.privacyguides.org/about/privacytools Also see https://github.com/arkenfox/user.js/wiki/4.1-Extensions
    comment by dngray · 2023-02-24 · in The FBI now recommends using an ad blocker when searching the web
  50. > Disconnect, Privacy Badger, ClearURLs https://github.com/arkenfox/user.js/wiki/4.1-Extensions#-don... Really these days about the only privacy extension you might need is uBO and possibly CanvasBlocker if you haven't set RFP.…
    comment by dngray · 2023-02-24 · in The FBI now recommends using an ad blocker when searching the web