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User JavaScript and CSS Alternatives

User JavaScript and CSS Alternatives

User JavaScript and CSS

User JavaScript and CSS on any website
Userscript's and userstyle's — simple extension to inject own JavaScript or CSS rules to any page.

Features:
- Instant execution
- Custom libs include
- URL masking allows use one script or CSS on many pages

Best User JavaScript and CSS Alternatives for Firefox

You're looking for the best programs similar to User JavaScript and CSS. Check out our top picks. Below, let's see if there are any User JavaScript and CSS alternatives that support your platform.

Stylus

Stylus

FreeOpen SourceMacWindowsLinuxChromeOperaFirefox

Stylus is a userstyles editor and manager based on the source code of Stylish version 1.5.2.

Features:

  • Customizable
  • Bug reporting
  • Google Chrome Extensions
  • Configurable
  • Firefox Extensions
  • No Tracking
  • Opera extension
  • Themes
Dark Reader

Dark Reader

FreeOpen SourceMacWindowsLinuxChromeSafariFirefox

Reduce eye strain in your browser with this extension that provides a dark theme for browsing.

Features:

  • Night mode/Dark Theme
  • Night mode/Dark Theme
  • Firefox Extensions
  • Night mode/Dark Theme
  • Browser extension
  • Google Chrome Extensions
  • Safari extension
  • Themes
FreeStylerWs

FreeStylerWs

FreeMacWindowsLinuxAndroidChrome OSChromeSafariOperaFirefox

Styles and skins for all popular sites in the web FreeStyler is a browser add-on that has everything you might need to style up websites you visit according to your...

Features:

  • Browser extension
  • Google Chrome Extensions
  • Configurable
  • Firefox Extensions
  • Safari extension
  • Themes
xStyle

xStyle

FreeOpen SourceWebChrome OSChromeFirefox

A Chinese Developed Theme Manager. based on the source code of Stylish-for-Chrome 1.7.0. Restyle the web with xStyle, a user styles manager. With xStyle you can...

Features:

  • Google Chrome Extensions
  • Firefox Extensions
superUserContent

superUserContent

FreeOpen SourceMacWindowsLinuxFirefox

Dynamically load stylesheets in Firefox from plaintext files in your profile. superUserContent is a simple Firefox plugin that creates a new directory in your...

Features:

  • Configurable
  • Firefox Extensions
  • Themes
  • Web Development
Man in the Middle

Man in the Middle

FreeOpen SourceMacWindowsLinuxWebUC BrowserCentBrowserChromeYandex.BrowserOperaChromiumFirefox

Firefox Extension: Man in the Middle NOTE: Some features in the compatible version for Chromium browsers doesn't work. See...

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