Stylus AlternativesTop User Styles Managers and other similar apps like Stylus

Stylus is described as 'Redesign the web with Stylus, a user styles manager' and is a very popular user styles manager in the web browsers category. There are more than 10 alternatives to Stylus for a variety of platforms, including Web-based, Google Chrome, Mozilla Firefox, Mac and Windows apps. The best Stylus alternative is Dark Reader, which is both free and Open Source. Other great apps like Stylus are Stylebot, FireMonkey, xStyle and Amino: Live CSS Editor.

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Get a badge for your siteStylus alternatives page was last updated Jul 21, 2026

Dark Reader
176 likes
This eye-care extension enables night mode creating dark themes for websites on the fly. Dark Reader inverts bright colors making them high contrast and easy to read at night.
27 Dark Reader alternatives
Cost / License
Free
Open Source (MIT)
Application type
Dark Mode Enforcer
Origin
Russia
Platforms
iPhone
iPad
Microsoft Edge
Google Chrome
Safari
Thunderbird
Mozilla Firefox
+1
Is Dark Reader a good alternative to Stylus?

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2comments
Dark Reader vs Stylus Comments

Guest
Negative commentJul 25, 2021
1
just a nice Dark Theme addon, but doesn't allow your own css, like not diplaying element, change fonts, other color than just black or dark
Guest
Negative commentApr 10, 2021
1
Styling websites by adding your own css is not allowed. Just a (yet wonderful) switch light / dark
Dark Reader is Free and Open SourceStylus is also Free and Open Source
Dark Reader is a Dark Mode Enforcer Stylus is a User Styles Manager
Stylebot
16 likes
Change the appearance of websites instantly by applying a easy to use interface for changing the CSS. Preview and install styles created by users for your favorite websites.
12 Stylebot alternatives
Cost / License
Free
Open Source (MIT)
Application type
User Styles Manager
Origin
United States
Platforms
Online
Google Chrome
Microsoft Edge
Mozilla Firefox
Is Stylebot a good alternative to Stylus?
FireMonkey
10 likes
Firemonkey is a totally new combined user-Scripts and user-Style manager. While it has similar functions to other user-Script managers like GreaseMonkey/Tampermonkey/Violentmonkey, and user-CSS managers like Stylish/Stylus/xStyle, there are also differences.
Cost / License
Free
Open Source (MPL-2.0)
Application type
Userscript Manager
Platforms
Mac
Windows
Linux
Android
Firefox
Is FireMonkey a good alternative to Stylus?
xStyle
3 likes
A Chinese Developed Theme Manager. based on the source code of Stylish-for-Chrome 1.7.0.
Cost / License
Free
Open Source (GPL-3.0)
Application type
User Styles Manager
Platforms
Online
Chrome OS
Google Chrome
Mozilla Firefox
+5
Is xStyle a good alternative to Stylus?
Amino: Live CSS Editor
3 likes
Make visual changes to any website with CSS and see changes in real time. Sync, edit, and export your custom style sheets.
Cost / License
Freemium
Proprietary
Platforms
Online
Google Chrome
Is this a good alternative to Stylus?
Stylem
2 likes
A user style manager for Pale Moon, Basilisk, Interlink, SeaMonkey, and other Mozilla-based software. Install styles from userstyles.org to change how web pages and the application look.
Cost / License
Free
Open Source (GPL-3.0)
Application type
User Styles Manager
Platforms
Windows
Linux
Pale Moon
Basilisk
SeaMonkey
Is Stylem a good alternative to Stylus?
Userscripts
10 likes
An open-source userscript editor for Safari.
Cost / License
Free
Open Source (GPL-3.0)
Application type
Userscript Manager
Platforms
Mac
Safari
iPhone
iPad
Is Userscripts a good alternative to Stylus?
Cascadea
Like
Introducing Cascadea, the first custom style manager designed as a Safari App Extension and native macOS app. Cascadea makes it easy to install custom styles that change the look and feel of any website you want.
Cost / License
Paid
Proprietary
Application type
User Styles Manager
Platforms
Mac
Safari
+2
Is Cascadea a good alternative to Stylus?
superUserContent
2 likes
Dynamically load stylesheets in Firefox from plaintext files in your profile.

superUserContent is a simple Firefox plugin that creates a new directory in your profile's chrome directory called userContent.css.d. You can use this directory as a runtime path for css styleshee.
Cost / License
Free
Open Source
Application type
User Styles Manager
Platforms
Mac
Windows
Linux
Mozilla Firefox
Is superUserContent a good alternative to Stylus?
Makeover - Custom CSS
2 likes
Makeover lets you change the appearance and behavior of web pages with CSS and JavaScript. To use it, you go to a web page you want to customize, tap the Makeover icon, and paste the code into the text field.
Cost / License
Free
Open Source
Application type
Userscript Manager
Platforms
iPhone
iPad
+1
Is this a good alternative to Stylus?
Man in the Middle
4 likes
Modify requests, inject JavaScript and CSS into pages.
Cost / License
Free
Open Source (GPL-3.0)
Application type
Userscript Manager
Platforms
Mac
Windows
Linux
Online
UC Browser
CentBrowser
Google Chrome
Yandex.Browser
Opera
Chromium
Firefox
+3
Is Man in the Middle a good alternative to Stylus?
User JavaScript and CSS
1 like
Userscript's and userstyle's — simple extension to inject own JavaScript or CSS rules to any page.
Cost / License
Free
Proprietary
Application type
User Styles Manager
Platforms
Online
Google Chrome
+1
Is this a good alternative to Stylus?