Custom JavaScript for Websites 2

Run custom JavaScript on any website.

What is Custom JavaScript for Websites 2?

'Custom JavaScript for Websites 2' is a Chrome extension that permits users the flexibility to run their own custom JavaScript on any website. The custom scripts are stored via Chrome's Sync API and are applicable across domain URLs based on the domain or regular expression. The extension features a dedicated tab for code editing and supports built-in libraries and personal external scripts, aiding in website debugging, information extraction, ad blocking and UI customization.

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Stats

By: xcv58

View on Chrome Web Store

Users: 50,000+

Rating: 4.39 (122)

Version: 3.4.12 (Last updated: 2023-02-20)

Creation date: 2020-04-28

Risk impact: High risk impact

Risk likelihood: Very low risk likelihood

Manifest version: 2

Permissions:

storage
http://*/
https://*/
tabs

Size: 602.11K

Email: ch*****@xcv58.com

URLs: Website

Stats date:

Chrome-Stats Rank

# 3929 ▼ 41

Other rankings

#534 in Developer Tools ▼ 1

#3 in javascript keyword 42 ▼ 1

#12 in jquery keyword 16 ▼ 1

#29 in inject keyword 8 ▼ 3

#31 in website keyword 81 ▼ 5

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Other platforms

Not available on Firefox

Not available on Edge

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Summary

Analyze keywords

Run custom JavaScript on any website. Use this tool to inject custom JavaScript in any website.

Your scripts are kept by the Chrome sync API and applied across domain URLs. You can inject custom JavaScript based on domain or custom Regular Expression (since v3.1.1).

This extension supports dedicated tab to edit your codes since v2.5.1

You can use some built-in libraries such as

jQuery 1.12.4
jQuery 2.2.4
jQuery 3.2.1
Indefinite Observable 1.0.1
MooTools 1.6.0

or/and your own external scripts.

User reviews

User reviews summary

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 Chrome Web Store does not verify user reviews, so some user reviews may be inaccurate, spammy, or outdated.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 expected
Time saver
Useful for custom JavaScript

Cons

Issues with special characters
Limitation on script size
Inability to inject CSS

Most mentioned

Works great
Failed to save script
Useful tool

Recent reviews

joyosri mou, 2024-04-05

seems, you've broken it with trying to load this ")#%20//cdnjs.cloudflare.com/ajax/libs/underscore.js/1.8.3/underscore-min.js"

Yurii Vasylenko, 2020-11-10

It does not work on Audi website: https://www.audi.de/de/brand/de/neuwagen/a6/rs-6-avant/zubehoer.html I tried inserting below code: window.onload = (event) => { alert('Page loaded') };

Yogesh Gupta, 2020-07-14

View all user reviews

Safety

Risk impact

Custom JavaScript for Websites 2 is risky to use as it requires a number of sensitive permissions that can potentially harm your browser and steal your data. Exercise caution when installing this extension. Review carefully before installing. We recommend that you only install Custom JavaScript for Websites 2 if you trust the publisher.