Software Alternatives & Reviews


Customize the way a web page displays or behaves, by using small bits of JavaScript.

  • Open Source

Greasemonkey Alternatives

The best Greasemonkey alternatives based on verified products, community votes, reviews and other factors.
Latest update:

  1. 36

    Violentmonkey is a userscript manager to support running userscripts in web pages.

    Open Source

  2. 37

    Greasemonkey compatible script manager.

  3. Flagsmith lets you manage feature flags and remote config across web, mobile and server side applications. Deliver true Continuous Integration. Get builds out faster. Control who has access to new features. We're Open Source.

    Try for free Open Source freemium

  4. 17

    A site for user scripts.

  5. 21

    An open-source userscript editor for Safari.

  6. 12

    Database Script Tool is an all-in-one functional code generator that allows you to generate several types of code, including SQL standard commands, classes, resource files, HTML 5 forms, Data managers, and more to add.

  7. 10

    Stylus is a userstyles editor and manager based on the source code of Stylish version 1.5.2.

    Open Source

  8. Script Manager – SManager is an Android application that makes it easy for you to execute scripts and executables, file manager, multi-tab browser root explorer, and terminal emulator.

  9. Automatically change the user agent after specified period of time to a randomly selected one, thus...

  10. Change the appearance of websites instantly. Preview and install styles created by other users on

    Open Source

  11. spoofs browser's User-Agent string.

    Open Source

  12. Reduce eye strain in your browser with this extension that provides a dark theme for browsing.

    Open Source

  13. Styles and skins for all popular sites in the web

  14. Chameleon is a Firefox extension to Spoof your browser profile.

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