# uBlock Origin Filters

Filters designed to be used with uBlock Origin, a content blocker for web browsers.

This is one page of public article previews, not the complete archive. Follow Next page to continue. Summaries are not the original full articles.

## Why Switch to Firefox: Open Source, Ad Blocking, and Android Extensions

DevFeed: [Why Switch to Firefox: Open Source, Ad Blocking, and Android Extensions](<https://devfeed.tech/articles/how-to-firefox-25260.md>)

Original publisher: [Read original article](<https://kau.sh/blog/how-to-firefox/>)

Author: Kaushik Gopal

Published: 2025-07-18T00:00:00Z

Content type: opinion

Language: en

Sources: [Kaushik Gopal's Site](<https://devfeed.tech/sources/kaushik-gopal-s-site.md>)

Topics: [Firefox](<https://devfeed.tech/topics/firefox.md>), [uBlock Origin Filters](<https://devfeed.tech/topics/ublock-origin-filters.md>), [Chrome](<https://devfeed.tech/topics/chrome.md>), [firefox for android](<https://devfeed.tech/topics/firefox-for-android.md>), [Firefox extension](<https://devfeed.tech/topics/firefox-extension.md>), [Open Source](<https://devfeed.tech/topics/open-source.md>)

Tags: [ads](<https://devfeed.tech/tags/ads.md>), [android](<https://devfeed.tech/tags/android.md>), [blocking](<https://devfeed.tech/tags/blocking.md>), [chrome](<https://devfeed.tech/tags/chrome.md>), [extensions](<https://devfeed.tech/tags/extensions.md>), [firefox](<https://devfeed.tech/tags/firefox.md>), [open-source](<https://devfeed.tech/tags/open-source.md>)

### AI overview

An opinionated guide encouraging readers to switch to Firefox, citing its open-source code, support for uBlock Origin, synchronization on Android, and mobile browser extensions.

### Source excerpt

Chrome finally pulled the trigger on the web's best ad-blocker, uBlock Origin. Now that Chrome has hobbled uBO, Firefox -- my beloved --1 is surging again. I want to do my part to convince you to switch to Firefox and show you how I use it. Why Firefox # Let's get through the important talking points, in case you need a quick copy paste to convince a friend. 100% open-source Un-enshittify the web Android users rejoice Customize to your heart's content 100% open-source ## This section can be quick. Here's a github link to the source code of the Firefox browser. You can clone the repo, pop open your favorite AI code assistant and start asking questions about your browser - the most important app you use. What libraries does their Android app use? libs.versions.toml boom! Also 8.11.1 on android gradle plugin? not bad Firefox. Their license allows you to fork and distribute alternative versions. Vibe code a whole new browser. Un-enshittify the web ## Most of the web today is enshittified with a cesspool of ads, popups, cookie notices, and tracking scripts. Our primary defense has been ad-blockers, with the most powerful being uBlock Origin. uBO relies on community-curated filter lists that play a cat-and-mouse game to zap known ads, trackers, and other digital sludge. But with Chrome controlling the web, Google followed through on its promise to kneecap uBO with Manifest V3, effectively blocking the full version from its extension store. Sure, there's uBlock Origin "Lite" now, which does the same thing, right? Nope: uBlock Origin Lite != uBlock Origin Filter lists update only when the extension updates no fetching up to date lists from servers (this is a big one!) No custom filters so no element picker which allows you to point and zap Many filters are dropped at conversion time due to MV3's limited filter syntax No strict-blocked pages No per-site switches No dynamic filtering No importing external lists Did you know, uBlock Origin works best on Firefox. Why not just use