Not perfect but the best of its peers so far as I've seen...
Ryan..
Brilliant software!..
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More details about Dark Reader
“This eye-care extension allows you to create dark themes on the fly for websites by using night mode. Dark Reader inverts bright colors making them easy to read at night. You can adjust brightness contrast filter font settings ignore-list and font settings.
Dark Reader does not show ads or send any user’s data. It is completely open-source”