Best alternatives to User JavaScript and CSS (2026)

User JavaScript and CSS today

User JavaScript and CSS alternatives, compared

1. 1

   Run Javascript

   Run custom Javascript, each time you visit a website

   ≈20K users4.1★ from 51 ratingsUpdated 5 months ago7 permissions

   • About 10× fewer users than User JavaScript and CSS
   • Rated 0.7 stars lower
   • Updated more recently

   Run Javascript alternativesCompare side by side
2. 2

   Quick Javascript Switcher

   Disable JavaScript on any site in one click

   ≈200K users4.3★ from 818 ratingsUpdated 18 months ago4 permissions

   • A similar number of users to User JavaScript and CSS
   • Rated 0.5 stars lower
   • Updated less recently
   • Asks for fewer permissions (4 vs 7)

   Quick Javascript Switcher alternativesCompare side by side
3. 3

   Inject JS - Run JavaScript code

   Inject js on any website Run JavaScript code

   ≈2K users4.7★ from 18 ratingsUpdated 7 weeks ago7 permissions

   • About 100× fewer users than User JavaScript and CSS
   • Updated more recently

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4. 4

   exec JavaScript

   Inject your own JS code on any website

   ≈1K users3.3★ from 3 ratingsNot updated for 2+ years5 permissions

   • About 200× fewer users than User JavaScript and CSS
   • Updated less recently
   • Asks for fewer permissions (5 vs 7)

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5. 5

   Toggle JavaScript

   Enable or disable JavaScript without the hassle.

   ≈200K users4.2★ from 203 ratingsNot updated for 4+ years2 permissions

   • A similar number of users to User JavaScript and CSS
   • Rated 0.5 stars lower
   • Updated less recently
   • Asks for fewer permissions (2 vs 7)

   Toggle JavaScript alternativesCompare side by side
6. 6

   Code Formatter - JSON, CSS & JavaScript

   Code Formatter – all-in-one extension offering sophisticated syntax highlighting for CSS, JSON, and JavaScript.

   ≈4K users3.7★ from 22 ratingsUpdated 8 months ago6 permissions

   • About 50× fewer users than User JavaScript and CSS
   • Rated 1.0 stars lower
   • Updated more recently
   • Asks for fewer permissions (6 vs 7)

   Code Formatter alternativesCompare side by side
7. 7

   MZ Disable JavaScript

   MZ Disable JavaScript is a Chrome extension that allows users to disable JavaScript execution on specific websites.

   ≈2K users4.2★ from 5 ratingsNot updated for 3+ years3 permissions

   • About 100× fewer users than User JavaScript and CSS
   • Updated less recently
   • Asks for fewer permissions (3 vs 7)

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8. 8

   JavaScript Profiler

   JavaScript Code Execution Analysis, real-time, 24x7. Provided by Germain UX

   ≈1K users4.1★ from 9 ratingsNot updated for 2+ years3 permissions

   • About 200× fewer users than User JavaScript and CSS
   • Updated less recently
   • Asks for fewer permissions (3 vs 7)

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9. 9

   Web Code Extractor – HTML, CSS & JavaScript Grabber

   Extract HTML, CSS, and JavaScript from any webpage. Pick individual elements or grab the full page.

   ≈1K usersNot rated yet5 permissions

   • About 200× fewer users than User JavaScript and CSS
   • Asks for fewer permissions (5 vs 7)

   Web Code Extractor alternativesCompare side by side
10. 10

    Disable JavaScript - JS Switch per site

    Disable or enable JavaScript per website with a one-click toggle. Lightweight, fast, and private.

    ≈3K users3.8★ from 4 ratingsUpdated 9 months ago4 permissions

    • About 67× fewer users than User JavaScript and CSS
    • Updated more recently
    • Asks for fewer permissions (4 vs 7)

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User JavaScript and CSS alternatives: questions

Users and ratings are the figures shown on the Chrome Web Store, re-checked continuously. Alternatives are matched on name, description, category and topic. Browse best-of lists by niche.