Run Javascript

Run custom Javascript, each time you visit a website

Run Javascript: Inject Custom Codes on Any Website

'Run Javascript' is a Chrome extension designed for web developers and tech-savvy individuals. It enables users to run custom Javascript on any web page, injecting the script to manipulate the DOM every time the website is visited. The extension also comes with jQuery 3.3.1 pre-loaded for user convenience.
Install from Chrome Web Store

Extension stats

Manifest V2
Users: 30,000+
Rating: 4.23
(47)
Version: 3.0.1 (Last updated: 2024-06-14)
Creation date: 2020-05-23
Permissions:
  • storage
  • activeTab
Size: 2.29M
Full description: See detailed description

Other platforms

Not available on Android
Not available on Firefox
Not available on Edge

User reviews

These summaries are automatically generated weekly using AI based on recent user reviews. Chrome Web Store does not verify user reviews, so some user reviews may be inaccurate, spammy, or outdated.
Pros
  • Works as advertised and adds personal quality of life changes
  • Easy to use and highly functional
  • Allows for customization on frequently visited websites
  • Helps with deleting ads and replacing image URLs
Cons
  • Not functioning after updates or page refreshes
  • Error messages like 'Unchecked runtime.lastError: Could not establish connection'
  • Inability to save changes that were previously working
  • Limited control over running scripts on specific pages
Most mentioned
  • Errors related to runtime.lastError
  • Not working after updates
  • Inconsistent functionality after page refresh
User reviews
Funciona muito bem! Excelente!

Так как JSRunner CTH почему-то перестал выполнять скрипты, то мне пришлось искать новое расширение. Я нашёл Run Javascript, оно работает и очень простое. Я рад! Использую расширение для автоматического отклика на вакансии c:

Não funciona.
by Vi Azuaga, 2024-07-21
View all user reviews

Extension safety

Risk impact

Run Javascript requires very minimum permissions.

Risk impact analysis details
  • High Injects scripts into web pages, which may alter or extract site contents, resulting in a substantial risk.
  • Low ******* ****** ** *** ********* ********
Risk likelihood

We don't have sufficient data to confidently determine the risk likelihood of Run Javascript. Use it at your own risk.

Risk likelihood analysis details
  • High This extension has low user count. Unpopular extensions may not be stable or safe.
  • Low **** ********* *** ******* **** **** * ****** **** ***** ******** *** **** ****** ** ** ****** *** *****
  • Low **** ********* *** ***** **** **** * ****** **** ***** ********** *** **** ****** ** ** ****** *** *****
  • Good **** ********* *** **** **** *******
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Promo images

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