![Preview of Greasemonkey](https://addons.mozilla.org/user-media/addon_icons/0/748-64.png?modified=1531822767)
Greasemonkey by Anthony Lieuallen
Available on Firefox for Android™Available on Firefox for Android™
Customize the way a web page displays or behaves, by using small bits of JavaScript.
You'll need Firefox to use this extension
Extension Metadata
Screenshots
![Installing a new user script.](https://addons.mozilla.org/user-media/previews/thumbs/192/192024.jpg?modified=1622132241)
![Greasemonkey's main menu.](https://addons.mozilla.org/user-media/previews/thumbs/192/192025.jpg?modified=1622132241)
About this extension
Allows you to customize the way a web page displays or behaves, by using small bits of JavaScript.
You can write your own scripts, too. Check out http://wiki.greasespot.net/ to get started. Many scripts already exist, probably ones to enhance your favorite sites. Find them at http://wiki.greasespot.net/User_Script_Hosting .
Having trouble? Please don't post comments here, nobody will see them. If you need help, please read:
http://wiki.greasespot.net/Greasemonkey_Manual:Getting_Help
You can write your own scripts, too. Check out http://wiki.greasespot.net/ to get started. Many scripts already exist, probably ones to enhance your favorite sites. Find them at http://wiki.greasespot.net/User_Script_Hosting .
Having trouble? Please don't post comments here, nobody will see them. If you need help, please read:
http://wiki.greasespot.net/Greasemonkey_Manual:Getting_Help
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PermissionsLearn more
This add-on needs to:
- Input data to the clipboard
- Download files and read and modify the browser’s download history
- Display notifications to you
- Access browser tabs
- Store unlimited amount of client-side data
- Access browser activity during navigation
- Access your data for all websites
More information
- Add-on Links
- Version
- 4.12.0
- Size
- 615.51 KB
- Last updated
- 5 months ago (Dec 13, 2023)
- Related Categories
- License
- The MIT License
- Version History
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Release notes for 4.12.0
New features:
Fixed bugs:
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