User JavaScript and CSS Alternatives
User JavaScript and CSS is described as 'Userscript's and userstyle's — simple extension to inject own JavaScript or CSS rules to any page' and is an app in the development category. There are more than 10 alternatives to User JavaScript and CSS for a variety of platforms, including Google Chrome, Mac, iPhone, iPad and Firefox apps. The best User JavaScript and CSS alternative is Dark Reader, which is both free and Open Source. Other great apps like User JavaScript and CSS are Stylus, Stylebot, Noir and Amino: Live CSS Editor.
Dark Reader
Is this is a good alternative?YesNo- Free • Open Source
18 Dark Reader alternatives- iPhone
- iPad
- Microsoft Edge
- Google Chrome
- Safari
- Thunderbird
- Firefox
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.
- - Dark Reader is the most popular iPhone & iPad alternative to User JavaScript and CSS.
- - Dark Reader is the most popular Open Source & free alternative to User JavaScript and CSS.
Dark Reader Features
Stylus
Is this is a good alternative?YesNo- Free • Open Source
13 Stylus alternatives- Google Chrome
- Opera
- Firefox
- Microsoft Edge
- Brave
- Chromium
- Ungoogled Chromium
Redesign the web with Stylus, a user styles manager.
Stylebot
Is this is a good alternative?YesNo10 Stylebot alternatives- Free • Open Source
- Online
- Google Chrome
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.
- - Stylebot is the most popular Web-based alternative to User JavaScript and CSS.
Stylebot Features
Noir is a Safari extension for iOS that automatically adds a dark mode to every website you visit.
- - Noir is the most popular commercial alternative to User JavaScript and CSS.
Noir Features
Amino: Live CSS Editor
Is this is a good alternative?YesNo8 Amino: Live CSS Editor alternatives- Freemium • Proprietary
- Online
- Google Chrome
Make visual changes to any website with CSS and see changes in real time. Sync, edit, and export your custom style sheets.
Amino: Live CSS Editor Features
Man in the Middle
Is this is a good alternative?YesNo- Free • Open Source
- Userscript Manager
15 Man in the Middle alternatives- Mac
- Windows
- Linux
- Online
- UC Browser
- CentBrowser
- Google Chrome
- Yandex.Browser
- Opera
- Chromium
- Firefox
Modify requests, inject JavaScript and CSS into pages.
- - Man in the Middle is the most popular Windows, Mac & Linux alternative to User JavaScript and CSS.
xStyle
Is this is a good alternative?YesNo10 xStyle alternatives- Free • Open Source
- Online
- Chrome OS
- Google Chrome
- Firefox
A Chinese Developed Theme Manager. based on the source code of Stylish-for-Chrome 1.7.0.
superUserContent
Is this is a good alternative?YesNo8 superUserContent alternatives- Free • Open Source
- Mac
- Windows
- Linux
- Firefox
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.
superUserContent Features
Makeover - Custom CSS
Is this is a good alternative?YesNo10 Makeover - Custom CSS alternatives- Free • Open Source
- iPhone
- iPad
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.
Makeover - Custom CSS Features
Neo Noir
Is this is a good alternative?YesNo18 Neo Noir alternatives- Free • Proprietary
- Mac
- iPhone
- iPad
This Safari extension offers dark mode browsing in Safari. Neo Noir night mode adds a beautiful theme to every page you visit.
Neo Noir Features
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.
Cascadea Features
Dark Mode for Safari
Is this is a good alternative?YesNo19 Dark Mode for Safari alternatives- Paid • Proprietary
- Mac
- iPhone
- iPad
- Safari
Dark Mode makes your browser more comfortable, enjoyable and cool by changing the colour scheme to make web pages easier to read. Works especially well for people working during the night or in low light environments or when you want to match your browser with the new Mojave...
Dark Mode for Safari Features