Moesif Origin & CORS Changer

Moesif Origin & CORS Changer

The most popular and feature rich CORS tool on Chrome (over 100K weekly active users) is rebuilt for Firefox with more features. This plugin allows you to send cross-domain requests. You can also override Request Origin and CORS headers.

Moesif Origin & CORS Changer promo image
What is Moesif Origin & CORS Changer?

Moesif Origin & CORS Changer is a versatile Firefox add-on widely used by developers. It enables sending of cross-domain requests, overriding of Request Origin and CORS headers. It’s a Firefox adaptation of the widely popular Chrome extension and also allows selective enabling for white-listed domains, adding incredible utility to your browser for managing cross-origin resource sharing (CORS).

Stats date:
By: Moesif
Rating: 3.67 (9)
Version: 0.4.7 (Last updated: 2020-08-15)
Creation date: 2018-08-03
Weekly download count: 46
Firefox on Android: No
Manifest version: 2
  • webRequest
  • <all_urls>
  • webRequestBlocking
Size: 469.88K
Email: Click to see
URLs: Website
Risk impact: High risk impact
Risk likelihood: Low risk likelihood

Other platforms

Not available on Chrome
Not available on Edge

This plugin allows you to send cross-domain requests. You can also override Request Origin and CORS headers.

This is the Firefox version of the Moesif CORS extension for Chrome, which is used by over 100,000 developers every week.

You can override the Request Origin header with this plugin and also have Access-Control-Allow-Origin set to *.

Also, you can override: Request Headers: Origin Response Headers: Access-Control-Allow-Origin, Access-Control-Allow-Methods, Access-Control-Allow-Headers, Access-Control-Allow-Credentials, Access-Control-Expose-Headers

You can also selectively enabling for white-listed domains based on target domain of the URL.

Guide on CORS:

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User reviews
Avoid: requires login to use
by Ed, 2023-04-24
View all user reviews
Risk impact

Moesif Origin & CORS Changer is risky to use as it requires a number of sensitive permissions that can potentially harm your browser and steal your data. Exercise caution when installing this add-on. Review carefully before installing. We recommend that you only install Moesif Origin & CORS Changer if you trust the publisher.

Risk likelihood

Moesif Origin & CORS Changer has earned a fairly good reputation and likely can be trusted.

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