Man in the Middle AlternativesUserscript Managers and other similar apps like Man in the Middle

Man in the Middle is described as 'Modify requests, inject JavaScript and CSS into pages' and is a userscript manager in the web browsers category. There are more than 10 alternatives to Man in the Middle for a variety of platforms, including Google Chrome, Mozilla Firefox, Microsoft Edge, Web-based and Windows apps. The best Man in the Middle alternative is Greasemonkey, which is both free and Open Source. Other great apps like Man in the Middle are Violentmonkey, Stylus, Tampermonkey and Stylebot.

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Alternatives list

  1. Greasemonkey icon

    Greasemonkey

     401 likes
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    Greasemonkey is a Firefox extension that allows you to customize the way webpages look and function.

    12 Greasemonkey alternatives

    Cost / License

    • Free
    • Open Source

    Application type

    Platforms

    • Mozilla Firefox
    Greasemonkey screenshot 1
     

    • Greasemonkey is the most popular Open Source & free alternative to Man in the Middle.

    • Greasemonkey is Free and Open SourceMan in the Middle is also Free and Open Source
    • Greasemonkey is CustomizableMan in the Middle is not according to our users
  4. Stylus icon

    Stylus

     101 likes
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    Redesign the web with Stylus, a user styles manager.

    12 Stylus alternatives

    Cost / License

    • Free
    • Open Source

    Application type

    Platforms

    • Microsoft Edge
    • Google Chrome
    • Opera
    • Brave
    • Chromium
    • Mozilla Firefox
    Stylus screenshot 1
     
  5. Tampermonkey icon

    Tampermonkey

     132 likes
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    Tampermonkey is a free browser extension and the most popular userscript manager for Blink- and WebKit-based Browsers like Chrome, Opera Next and Safari.

    11 Tampermonkey alternatives

    Cost / License

    • Free
    • Proprietary

    Application type

    Platforms

    • Mac
    • Windows
    • Linux
    • Android
    • Microsoft Edge
    • Google Chrome
    • Opera
    • Chromium
    • Firefox
    Tampermonkey screenshot 1
     

    • Tampermonkey is the most popular Windows, Android, Mac & Linux alternative to Man in the Middle.

    • Tampermonkey is Free and ProprietaryMan in the Middle is Free and Open Source
  6. Stylebot icon

    Stylebot

     15 likes
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    Change the appearance of websites instantly by applying a easy to use interface for changing the CSS. Preview and install styles created by users for your favorite websites.

    Cost / License

    • Free
    • Open Source

    Application type

    Platforms

    • Online
    • Google Chrome
    • Microsoft Edge
    • Mozilla Firefox
    Select and edit the selected element live
     

    • Stylebot is the most popular Web-based alternative to Man in the Middle.

    • Stylebot is Free and Open SourceMan in the Middle is also Free and Open Source
  7. Random User-Agent icon

    Random User-Agent

     16 likes
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    Automatically change the user agent after specified period of time to a randomly selected one, thus hiding your real user agent.

    Cost / License

    • Free
    • Open Source

    Platforms

    • Google Chrome
    • Mozilla Firefox
    Random User-Agent screenshot 1
     
  10. xStyle icon

    xStyle

     3 likes
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    A Chinese Developed Theme Manager. based on the source code of Stylish-for-Chrome 1.7.0.

    Cost / License

    • Free
    • Open Source

    Application type

    Platforms

    • Online
    • Chrome OS
    • Google Chrome
    • Mozilla Firefox
    TaskBar pop-down
     
  11. User-Agent Switcher icon

    User-Agent Switcher

     9 likes
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    User-Agent Switcher is a quick and easy way to switch between user-agents.

    Cost / License

    • Free
    • Proprietary

    Platforms

    • Microsoft Edge
    User-Agent Switcher screenshot 1
     
  12. Amino: Live CSS Editor icon

    Amino: Live CSS Editor

     3 likes
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    Make visual changes to any website with CSS and see changes in real time. Sync, edit, and export your custom style sheets.

    Cost / License

    • Freemium (Subscription)
    • Proprietary

    Platforms

    • Online
    • Google Chrome
    Amino: Live CSS Editor screenshot 1
     
  13. Vytal icon

    Vytal

     5 likes
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    Spoof your location data and user agent.

    Cost / License

    • Free
    • Open Source

    Platforms

    • Google Chrome
    Vytal screenshot 1
     
  14. Makeover - Custom CSS icon

    Makeover - Custom CSS

     2 likes
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    Makeover lets you change the appearance and behavior of web pages with CSS and JavaScript. To use it, you go to a web page you want to customize, tap the Makeover icon, and paste the code into the text field.

    Cost / License

    • Free
    • Open Source

    Application type

    Platforms

    • iPhone
    • iPad
    Makeover - Custom CSS screenshot 1
     

    • Makeover - Custom CSS is the most popular iPhone & iPad alternative to Man in the Middle.

    • Makeover - Custom CSS is Free and Open SourceMan in the Middle is also Free and Open Source
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