Best User JavaScript and CSS Alternatives (20)
Looking for a User JavaScript and CSS alternative? We've compiled the best options based on user reviews, features, and pricing to help you find the right fit.
What is User JavaScript and CSS? User JavaScript and CSS allows you to customize webpages by injecting your own JavaScript and CSS code. It gives you fine-grained control to modify page behavior and styling.
Top Alternatives to User JavaScript and CSS
Man in the Middle
Open SourceA man in the middle (MITM) attack is a form of cyber attack where the attacker secretly relays and possibly …
Amino is a visual CSS editor that allows you to edit CSS code in real-time and instantly see the changes …
Dark Mode for Safari is a browser extension that allows users to enable dark mode on websites while using the …
Dark Reader
Open SourceDark Reader is a browser extension that allows users to apply dark mode or dark themes to websites. It inverts …
superUserContent
Open SourcesuperUserContent is a software that provides tools and services for managing user-generated content. It has features like content moderation, analytics, …
FreeStylerWs is a cross-platform music visualization software that allows you to create real-time visual effects synchronized to audio. It has …
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User JavaScript and CSS Overview
User JavaScript and CSS (sometimes called userscripts or userstyles) refers to code that modifies existing webpages to customize their functionality or appearance. This is done by injecting custom JavaScript and CSS into webpages as they load.Popular browser extensions like Tampermonkey (Chrome) and Greasemonkey (Firefox) allow users to easily install userscripts and styles. These extensions provide an interface to manage scripts and inject them into matching webpages automatically.Some common uses of userscripts include:Removing ads or other page elementsAdding new features or …
Pricing: Free
Quick Comparison
| Software | Pricing | Score |
|---|---|---|
| User JavaScript and CSS | Free | — |
| Man in the Middle | Open Source | — |
| Amino: Live CSS Editor | N/A | — |
| Dark Mode for Safari | N/A | — |
| Cascadea | N/A | — |
| Stylebot | Open Source | — |
| Dark Reader | Open Source | — |
| superUserContent | Open Source | — |
| FreeStylerWs | N/A | — |
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