Violentmonkey - Advanced Userscript Manager for Browsers
Violentmonkey lets you run custom userscripts for automation, enhanced browsing, and web customization on all major browsers.
Instant Setup
Easy install, ready in seconds
Enhanced Browsing
Faster, smarter web experience
Script Library
Thousands of free scripts available
Features

Flexible Settings
Easily manage, enable, disable, and prioritize userscripts across any website with intuitive controls.

Open Source
Transparent, community-driven code ensures trust, security, and freedom to customize or contribute.

Browser Compatibility
Works seamlessly with Chrome, Firefox, Edge, Opera, and Brave for consistent multi-browser support.

Cloud Sync
Back up and sync scripts across devices using Google Drive, Dropbox, or OneDrive.

Auto Updates
Scripts update automatically to the latest versions, keeping your setup current without manual checks.

Script Editor
Built-in editor allows fast creation, testing, and editing of custom userscripts inside the dashboard.
How Violentmonkey Works
- Script Detection: Violentmonkey scans websites for matching userscripts and activates them automatically based on URL patterns defined in the script’s metadata.
- Real-Time Execution: Scripts run instantly when a webpage loads, modifying content, injecting features, or automating tasks without user interaction or delays.
- Permission Management: Built-in controls manage script permissions, ensuring safe execution by allowing or restricting access to specific sites or browser features.
- Dashboard Control: User-friendly dashboard offers complete control to enable, disable, edit, or organize userscripts efficiently with live status indicators.

Installation violentmonkey
Step | Description |
---|---|
1. Visit Website | Go to the official website: http://violentmonkey.com |
2. Choose Browser | Click on the icon or button for your browser (Chrome, Firefox, Edge, Safari). It will redirect you to the appropriate extension store. |
3. Add Extension | Click "Add to [Browser]" and confirm any prompts to install the extension. |
4. Confirm Installation | After installation, you should see the Violentmonkey icon (a monkey face) in your browser's extension toolbar. |
Why Choose violentmonkey?
Violentmonkey is a popular open-source userscript manager
Violentmonkey – FAQs
What is Violentmonkey?
Violentmonkey is a browser extension that allows users to install and manage custom scripts that change how websites look or behave.
Which browsers support Violentmonkey?
Violentmonkey works with most modern desktop browsers that support extensions. You can install it through your browser’s extension store.
What are userscripts?
Userscripts are small JavaScript programs that run in your browser to automate tasks, modify page content, or add new features to websites.
How do I install a userscript?
Once you have Violentmonkey installed, clicking on a userscript file (usually ending in .user.js) will prompt you to install it automatically.
Can I create my own userscripts?
Yes, Violentmonkey includes a built-in editor that lets you create, write, and test your own scripts directly from the dashboard.
Is Violentmonkey free to use?
Yes. Violentmonkey is completely free, open-source, and does not contain any advertisements or paid features.
Does Violentmonkey collect personal data?
No. Violentmonkey is privacy-focused and does not track or collect any of your personal browsing data.
How do I manage my installed scripts?
You can view, enable, disable, update, or delete scripts from the Violentmonkey dashboard accessible via the extension icon.
Can I back up or export my scripts?
Yes, Violentmonkey provides options to export your installed scripts so you can back them up or move them to another device.
Why isn't my script working on a website?
Common reasons include URL pattern mismatches, page loading issues, or script errors. You can use the built-in console to debug.
How do I update a script manually?
In the dashboard, select the script and choose the update option. Violentmonkey also checks for updates automatically.
Can I disable a script temporarily?
Yes. Each script has an on/off toggle in the dashboard. Turn it off to disable the script without uninstalling it.
How do I uninstall a script?
Open the Violentmonkey dashboard, find the script you want to remove, and select the delete or uninstall option.
Does Violentmonkey support script synchronization?
Violentmonkey supports manual export/import of scripts. Some browsers may allow automatic sync, but this varies by platform.
Are userscripts safe to use?
Not all scripts are safe. Be cautious and review the code before installing any new userscript, especially if it affects login or payment pages.
Does Violentmonkey support automatic script updates?
Yes. Violentmonkey can automatically check for and apply updates to scripts that include update metadata.
Can I schedule when scripts run?
You can control when scripts run by adjusting their execution settings in the script’s configuration panel.
Is there a way to limit scripts to specific pages?
Yes. Each script includes a section to define which URLs or domains it should run on, allowing precise control.
Where can I get help or report an issue?
Support is available through the Violentmonkey dashboard or support channels listed on the official site.
Is Violentmonkey actively maintained?
Yes. Violentmonkey is regularly updated with improvements, bug fixes, and new features by its development team.