Userscripts 4+

User Script and Style Manager

Justin Wasack

    • Free


Userscripts is an open source Safari extension that lets you save and run arbitrary bits of JavaScript (and CSS) code for the websites you visit. It implements a code editor right in your browser for a simple method of creating, editing and saving your code.


- Open source
- Straightforward usage
- Multiple domain specific scripts
- CSS or JS
- Automatically locally saves your scripts to the file system
- "Advanced" Javascript editor with auto complete
- No user tracking

Use cases:

- Automatic page redirection
- Website page manipulation (styling, element creation)
- Custom ad-blocking
- Website custom code injection

If you're looking for a way to easily create quality of life Javacript code snippets for your web browsing experience, give Userscripts a try.

What’s New

Version 4.4.5

Visit the GitHub repository for help or to report bugs:


- fix: correctly returns xhr errors when type is blob - #558

App Privacy

The developer, Justin Wasack, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy.

Data Not Collected

The developer does not collect any data from this app.

Privacy practices may vary based on, for example, the features you use or your age. Learn More

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