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Modify requests, inject JavaScript and CSS into pages

Results 11 man-in-the-middle issues
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It works in Firefox 73, but not on 78esr.

Hello, Environment ======== I'm Using Windows 10 and Chrome 103.x. I installed this extension from https://chrome.google.com/webstore/detail/man-in-the-middle/mfgcopdhimkemcnlhkohjbdjgahmagil Problem ===== My Setup is like this here: https://imgur.com/a/XRauRIy However only the outgoing request...

I'm not able to clear all rules in mobile. When the same rules are charged more twice, duplicate are inserted. Remove button not work. Often rules disappear, perhaps when update...

I'm testing this addon out and I see that even throwing error wont' break fetch ``` throw `can't connect`; return `{"error":"can't connect"}` ; ``` ![image](https://user-images.githubusercontent.com/8991783/128555765-588d95f0-23bb-4651-ac4c-ea36a6765a8c.png) 1- how to change response...

Since the last update some rules will randomly ceases to work. Dis- and reenabling the affected rules(s) makes them work again. But because a random amount of rules randomly ceases...

can't reproduce

From readme, I see that JavaScript code can detect if tab is in private browsing. It would be good to also support filtering by [container](https://developer.mozilla.org/en-US/docs/Mozilla/Add-ons/WebExtensions/Work_with_contextual_identities). Thanks.

I assume your familiar with retire[dot]js' am wondering if its possible if maybe we could work together, if you have a handle on the JS vulns, and really show whats...

URL Filter: /(.*images\/logo\.png.*) Method: * Text redirect URL: iisstart.png Text type: plaintext This gives no effect. I checked with Regex 101 and my regex seems good because I found what...

Seems to work on some domains, but not others, including google search (which is where i mainly need it) **Code**: `a:visited{color:green}` **Script type**: CSS **URL Filters**: `http` **DOM Event**: Completed...

this extension does not function at all (except the rule setting page) when multiprocess mode(e10s) is disabled. open system properties and set user variable, `MOZ_FORCE_DISABLE_E10S` to `1`, and restart Firefox....