Alternatives

The Best Firemonkey Alternatives in 2026

24 alternatives1 free · 23 open source

Looking for something like Firemonkey? Here are 24 alternatives, ranked by how closely they match it on purpose, features and platforms. Of these, 1 are free or have a free plan and 23 are open source.

About Firemonkeygithub.com/erosman/firemonkey
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FireMonkey combines user-script and user-style management in a browser extension, with help and changelog resources provided by the project.

PricingNot confirmed
PlatformsAndroid

Top picks at a glance

Quick comparison

#AlternativePricingOpen sourcePlatforms
1Web Oasis —Yes—
2github-material-icons-extension —YesBrowser extension
3Disblock Origin —Not statedWeb
4Doqment —Yes—
5Re-Start —Yes—
6CustomRightClickMenu —YesBrowser extension
7Bt —YesLinux, Windows
8Greasyfork FreeYes—
9Userscript-Plus —Yes—
10Circadian —YesBrowser extension, iOS
24 shown

All Firemonkey alternatives

1

Web Oasis

github.com/ParrotDevelopers/WebOasisOpen source
Also covers browser extension, git, and open source · same kind of open-source project

Web Oasis serves as a starting page, and its supplied README also describes the project as a search engine for the web.

5

Re-Start

github.com/refact0r/re-startOpen source
Also covers browser extension and open source · same kind of open-source project

Re-Start provides a terminal-style browser start page with a task list, quick links, weather summary, and customizable display options.

7

Bt

github.com/aloneguid/btOpen source
Also covers browser extension and open source · same kind of open-source project

Browser Tamer is a local browser proxy for Windows and Linux with browser autodetection, rules, and scripting.

8

Greasyfork

github.com/greasyfork-org/greasyforkFreeOpen source
Also covers browser extension and open source · same kind of open-source project · free

Greasy Fork is an open-source online repository and platform for discovering, installing, and publishing user scripts and user styles.

10

Circadian

github.com/Pasithea0/circadian-extensionOpen source
Also covers browser extension and open source · same kind of open-source project

Tint webpage colors by time of day with Circadian, a browser extension offering daytime, sunset, and bedtime settings.

13

Mue

github.com/mue/mueOpen source
Also covers browser extension and open source · same kind of open-source project

Mue provides a customizable new-tab page through a browser extension, with widgets such as weather, notes, and bookmarks.

14

Firefox

github.com/vord1080/clipboard2fileOpen source
Also covers browser extension and open source · same kind of open-source project

Clipboard2File is a browser extension for using images on the clipboard as files.

15

Prune

github.com/tbrockman/pruneOpen source
Also covers browser extension and open source · same kind of open-source project

Manage browser tabs with Prune, an extension listed for Chrome, Firefox, and Safari.

16

Quick Copy

github.com/ramitmittal/quick-copyOpen source
Also covers browser extension and open source · same kind of open-source project

The Quick Copy browser extension helps users copy text from webpages, with the project page linking to its Chrome listing.

20

Copycat

github.com/BlackGlory/CopycatOpen source
Also covers browser extension and open source · same kind of open-source project

Copycat copies web content and can capture tab titles or links in formats such as plain text; the extension supports Chrome, Edge, and Firefox.

21

Stylus

github.com/openstyles/stylusOpen source
Also covers browser extension and open source · same kind of open-source project

Restyle websites with CSS themes using Stylus, a browser extension listing compatibility with Chrome, Firefox, and Chromium-based browsers.

23

Scriptcat

github.com/scriptscat/scriptcat/blob/main/READ…Open source
Also covers browser extension and open source · same kind of open-source project

ScriptCat provides a browser extension and userscript manager for customizing web pages, removing ads, and automating tasks.

24

ChromeXt

github.com/JingMatrix/ChromeXtOpen source
Also covers browser extension and open source · same kind of open-source project

ChromeXt adds userscript and developer tools support to Chromium-based and WebView-based browsers.

No alternatives match this filter.

Alternatives to similar tools

All alternatives
What is the best alternative to Firemonkey?
Based on features, tags and platforms, the closest alternatives to Firemonkey are Web Oasis, github-material-icons-extension, and Disblock Origin.
Is there a free alternative to Firemonkey?
Yes. Greasyfork is free or offer a free plan.
Are there open-source alternatives to Firemonkey?
Yes: Web Oasis, github-material-icons-extension, Doqment, and Re-Start.

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