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Request RegEx Filter 1.0 Compatible with Firefox 57+
by Henry Lu
The addon works off of a Blacklist configured via the Options/Settings page for the Addon
This add-on has been marked as experimental by its developers
About this Add-on
Click on "Options" for the Request RegEx Filter add-on.
Then you can add or remove from the list of Regular Expressions that will blacklist the http request.
For more details on how to write a regular expression, here are some resources:
Add the following regular expression to the blacklist
would be blocked.
This regex is purely for demonstration purposes. The above Regular Expression has the limitation that any website starting with "ads." would be blocked. So if you legitimately want to be visiting a site with a domain name prefixed with "ads." you would avoid using this regex.