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Insert Custom Scripts

Allows you to automate, scrape & change webpage's behaviour with little knowledge of JS & CSS.

Insert Custom Scripts
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Easily Customize any Webpage using Requestly's Insert script Rule. Add Custom JavaScript (JS) or Styles (CSS) Remove/hide unwanted sections, add action buttons, add your own libraries to support your script, etc.

Application and use cases

Here's how you can use Requestly's Insert Custom Scripts feature in your daily workflow...

Inject custom JavaScript

You can use Requestly to inject custom JS on your specified URL. The possibilities for testing and modifications are endless with Requestly!

Download for Free
Inject custom JavaScript Requestly for chrome |  proxyman alternatives | mocky.io alternative | Fiddler Alternative | charles proxy alternativeInject custom JavaScript Requestly for firefox |  proxyman alternatives | mocky.io alternative | Fiddler Alternative | charles proxy alternativeInject custom JavaScript Requestly for edge |  proxyman alternatives | mocky.io alternative | Fiddler Alternative | charles proxy alternativeInject custom JavaScript Requestly for safari |  proxyman alternatives | mocky.io alternative | Fiddler Alternative | charles proxy alternativeInject custom JavaScript Requestly for macos |  proxyman alternatives | mocky.io alternative | Fiddler Alternative | charles proxy alternative
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Inject custom CSS

You can let Requestly inject custom CSS on your specified URL, letting you test and verify your styles.

Download for Free
Inject custom CSS Requestly for chrome |  proxyman alternatives | mocky.io alternative | Fiddler Alternative | charles proxy alternativeInject custom CSS Requestly for firefox |  proxyman alternatives | mocky.io alternative | Fiddler Alternative | charles proxy alternativeInject custom CSS Requestly for edge |  proxyman alternatives | mocky.io alternative | Fiddler Alternative | charles proxy alternativeInject custom CSS Requestly for safari |  proxyman alternatives | mocky.io alternative | Fiddler Alternative | charles proxy alternativeInject custom CSS Requestly for macos |  proxyman alternatives | mocky.io alternative | Fiddler Alternative | charles proxy alternative
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Try out SaaS Apps

You can directly insert the installation code that you get for integration from the 3rd party app and try it on your website.

Download for Free
Try out SaaS Apps Requestly for chrome |  proxyman alternatives | mocky.io alternative | Fiddler Alternative | charles proxy alternativeTry out SaaS Apps Requestly for firefox |  proxyman alternatives | mocky.io alternative | Fiddler Alternative | charles proxy alternativeTry out SaaS Apps Requestly for edge |  proxyman alternatives | mocky.io alternative | Fiddler Alternative | charles proxy alternativeTry out SaaS Apps Requestly for safari |  proxyman alternatives | mocky.io alternative | Fiddler Alternative | charles proxy alternativeTry out SaaS Apps Requestly for macos |  proxyman alternatives | mocky.io alternative | Fiddler Alternative | charles proxy alternative
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Testimonials

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Bhaskar Nakka

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Very useful tool for my development and testing tasks - Thanks :-)

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Kos Breton

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Thank you for making this great addon. I just checked out Requestly and indeed it is very easy to set up. It helps me customize my browsing experience entirely. Keep up the great work!

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Ambika Tewari

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Loved this. I am frequently using it to inject js in my website to test certain things. It reduced the load to maintain a local host server. :)

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Jitesh Dugar

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Super useful and sleek tool. Would recommend everyone to try this.

Additional Resources

Inserting scripts dynamically in a webpage

Inject popular libraries or hosted scripts or execute custom code-snippet before or after page load using simple rule builder.

View article

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