1
Also covers mozilla and open source · same kind of open-source project
Betterfox provides Firefox about:config preference tweaks and user.js settings intended to adjust privacy, security, and performance.
Alternatives
The Best Firefox Scripts Alternatives in 2026
24 alternatives2 free · 16 open source
Looking for something like Firefox Scripts? Here are 24 alternatives, ranked by how closely they match it on purpose, features and platforms. Of these, 2 are free or have a free plan and 16 are open source.
About Firefox Scriptsgithub.com/xiaoxiaoflood/firefox-scripts
VisitFirefox Scripts provides userChromeJS, autoconfig.js, and extension scripts, with installation instructions for Firefox Developer Edition.
Top picks at a glance
First suggestionBetterfoxBetterfox provides Firefox about:config preference tweaks…Free or freemium optionPWAsForFirefoxPWAsForFirefox helps users install, manage, and use…
Quick comparison
| # | Alternative | Pricing | Open source | Platforms |
|---|---|---|---|---|
| 1 | Betterfox | — | Yes | — |
| 2 | PWAsForFirefox | Free | Not stated | Browser extension |
| 3 | Firefox Multi-Account Containers by Firefox | — | Not stated | — |
| 4 | Sidebery | — | Yes | — |
| 5 | IA Downloader | — | Yes | Browser extension, Windows |
| 6 | Firefox CSS Hacks | — | Yes | Linux, Windows |
| 7 | Adaptive Tab Bar Colour | — | Yes | macOS |
| 8 | Anori | — | Yes | — |
| 9 | Copy Selection as Markdown | — | Yes | Browser extension |
| 10 | Dark Background and Light Text | — | Yes | Browser extension |
All Firefox Scripts alternatives
2
Also covers mozilla · free
PWAsForFirefox helps users install, manage, and use Progressive Web Apps in Mozilla Firefox.
3
Firefox Multi-Account Containers by Firefox
addons.mozilla.org/en-US/firefox/addon/multi-a…Also covers mozilla
Firefox Multi-Account Containers separates parts of a user's online activity into distinct containers within Firefox.
4
Also covers open source · same kind of open-source project
Sidebery manages Firefox tabs and bookmarks in a sidebar through a browser extension.
5
Also covers open source · same kind of open-source project
This browser extension downloads books from Internet Archive and HathiTrust Digital Library, with a notice naming its official source.
6
Also covers linux, macos, and open source · same kind of open-source project
Firefox CSS Hacks collects user stylesheets for changing the appearance of Mozilla Firefox.
7
Also covers macos and open source · same kind of open-source project
Adaptive Tab Bar Colour changes the Firefox theme color to match the appearance of the current website.
8
Also covers open source · same kind of open-source project
Anori adds customizable new-tab pages to Chrome and Firefox, with widgets for bookmarks, calendar, to-do items, and notes.
9
Also covers open source · same kind of open-source project
Copy Selection as Markdown copies a page title, URL, and selected text as Markdown through a Firefox add-on.
10
Also covers open source · same kind of open-source project
Dark Background and Light Text changes webpage colors to show light text on a dark background through a Firefox add-on.
11
Also covers open source · same kind of open-source project
New Tab Override lets Firefox users choose which page appears whenever they open a new tab.
12
Also covers open source · same kind of open-source project
Auto-Sort Bookmarks sorts Firefox bookmarks by multiple criteria, with settings for automatic sorting.
13
Also covers open source · same kind of open-source project
Sine manages themes for Firefox-based browsers, according to its project description.
14
Also covers open source · same kind of open-source project
TablissNG offers a customizable new-tab page for Firefox, Chrome, and Edge, maintained as a version of the Tabliss project.
15
Also covers open source · same kind of open-source project
Mouse gestures and browser commands are available through Gesturefy, a customizable Firefox add-on designed for mice, not touchpads.
16
Also covers open source
Dark Reader is an open-source MIT-licensed browser extension for Chrome and Firefox that analyzes web pages and generates a dark mode to reduce eyestrain.
17
Also covers open source · same kind of open-source project
Bookmarks Organizer finds bookmarks that no longer work and helps users put their saved links in order.
18
Also covers open source · same kind of open-source project
BetterViewer replaces the built-in image viewing mode in Firefox and Chrome-based browsers.
19
FireMonkey by erosman
addons.mozilla.org/en-US/firefox/addon/firemon…FireMonkey combines user-script and user-style management in a Firefox extension, with a compatibility mode for scripts from other managers.
20
Bookmark Search Plus 2
github.com/aaFn/Bookmark-search-plus-2Same kind of open-source project
Bookmark Search Plus 2 filters bookmarks by search text and shows their parent folders in a Firefox extension.
21
FX Cast
hensm.github.io/fx_castAlso covers linux
fx_cast is a Firefox extension that enables Chromecast support for casting web apps and HTML5 media, according to its project page.
22
Print Edit WE by DW-dev
addons.mozilla.org/en-US/firefox/addon/print-e…Print Edit WE lets users edit webpage content before printing or saving it, with options described in its Firefox extension listing.
23
Free
The Ecosia Firefox extension sets Ecosia as the browser’s default search engine; the add-on is free to download.
24
Extensions
addons.mozilla.org/firefox/extensionsThe Firefox add-ons directory lists extensions for customizing browsing, including categories for bookmarks, downloads, feeds, games, and appearance.
No alternatives match this filter.
Alternatives to similar tools
Copy Selection as Markdown24 alternativesBookmarks Organizer24 alternativesFireMonkey by erosman12 alternativesAnori24 alternativesAuto-Sort Bookmarks24 alternativesAdaptive Tab Bar Colour20 alternatives
What is the best alternative to Firefox Scripts?
Based on features, tags and platforms, the closest alternatives to Firefox Scripts are Betterfox, PWAsForFirefox, and Firefox Multi-Account Containers by Firefox.
Is there a free alternative to Firefox Scripts?
Yes. PWAsForFirefox and Ecosia are free or offer a free plan.
Are there open-source alternatives to Firefox Scripts?
Yes: Betterfox, Sidebery, IA Downloader, and Firefox CSS Hacks.
Alternatives are suggested from the purpose and features described in our listings. Different pages for the same product appear once. Read each description to check whether it fits your task. How we choose alternatives · Suggest an alternative