AO3 Themes & Dark Mode by meadbee

Site-wide dark and custom color themes for Archive of Our Own (AO3), with no account required.

About this extension

A lightweight Firefox extension that adds site-wide color themes to Archive of Our Own (AO3) without requiring an AO3 account.

Classic, Dark, Blue, Green, Purple, and Custom themes
Site-wide styling across AO3
Custom background, panel, text, link, accent, border, and input colors
Optional override for author work-skin colors
One-click reset to default settings
No analytics, tracking, advertising, remote code, or network requests
Theme preferences are stored locally in Firefox

AO3 Themes does not collect or transmit personal data, browsing history, page content, or usage analytics.

The extension stores only its theme preferences using Firefox's local extension storage. Those preferences remain on the user's device.

Developer comments

Its my first extension...be gentle. If you want anything advanced such as spacing or anything i would love to give it a shot, send your comments here : https://github.com/jordanmckin/A03_Themes

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AO3 Themes & Dark Mode by meadbee

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