Inject Code

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4.6(

11 ratings

)

Extension Developer Tools1,000 users

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Overview

Inject your own Javascript, React/JSX, CSS / LESS / SCSS/ SASS into any webpage

Write custom JS/JSX/CSS/LESS/SCSS/SASS snippets that can be injected by click of a button. Features: * Custom code or link to an external library * Filter on specific URL's * Auto run * Filter auto run on specific URL's * Simple interface * Write/Update in separate tab while testing on web page * Toggle horizontal/vertical split view in edit mode * Toggle full screen in edit mode * Choose whether to run in all frames * Manage chrome.cookies API via window wrapper functions

4.6 out of 5
11 ratings
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Details

Version
3.0.1.0
Updated
April 12, 2026
Flag concern
Offered by
Yehuda Moskowitz
Size
10.13MiB
Languages
English
Developer
Email
yehudamoskowitz@gmail.com
Non-trader
This developer has not identified itself as a trader. For consumers in the European Union, please note that consumer rights do not apply to contracts between you and this developer.

Privacy

Manage extensions and learn how they're being used in your organization

The developer has disclosed that it will not collect or use your data.

This developer declares that your data is

Not being sold to third parties, outside of the approved use cases
Not being used or transferred for purposes that are unrelated to the item's core functionality
Not being used or transferred to determine creditworthiness or for lending purposes

Support

Scripty - Javascript Injector

3.8

Inject your Javascript into the webpage

Super CSS Inject

4.3

Keep multiple stylesheets ready to inject and change on the fly!

Inject JS - Run JavaScript code

4.7

Inject js on any website Run JavaScript code

Page Manipulator

3.7

Inject HTML, CSS or JavaScript into any web-page. The changes you make are applied every time you visit the specified website(s).

Code Injector & Web Editor

4.1

Add your own JavaScript and CSS to any website. Edit in the popup, the side panel, DevTools or a full-page editor.

User JavaScript and CSS

4.5

User JavaScript and CSS on any website

Code Injector

3.5

Inject custom JavaScript code into any website

Website scripting

5.0

Developers can add javascript codes in webpage. Like customizing other websites with our own codes.

CSS inject

4.7

Very simple chrome extension to inject CSS into websites

Moonly - javascript and css injector

5.0

Inject javascript and css into pages dynamically.

exec JavaScript

3.3

Inject your own JS code on any website

Script Injector

3.9

Allow to inject script at page start.