1
Dark Reader
darkreader.orgAlso covers browser extension, dark mode, and web browser
Dark Reader adds adjustable dark mode to websites across Chrome, Firefox, Safari, and Edge.
Alternatives
The Best Custom Dark Mode Alternatives in 2026
24 alternatives2 free · 6 open source
Looking for something like Custom Dark Mode? Here are 24 alternatives, ranked by how closely they match it on purpose, features and platforms. Of these, 2 are free or have a free plan and 6 are open source.
About Custom Dark Modemybrowseraddon.com/custom-dark-mode.html
VisitCustom Dark Mode applies customized dark styles to webpages through a browser add-on.
Top picks at a glance
First suggestionDark ReaderDark Reader adds adjustable dark mode to websites across…Free or freemium optionGreasyforkGreasy Fork is an open-source online repository and…Open source optionDoqmentDoqment combines the Mozilla HTML5 PDF viewer with an…
Quick comparison
| # | Alternative | Pricing | Open source | Platforms |
|---|---|---|---|---|
| 1 | Dark Reader | — | Not stated | Browser extension, iOS, Web |
| 2 | Doqment | — | Yes | — |
| 3 | Turn Off the Lights | — | Not stated | Browser extension, iOS, Web |
| 4 | Circadian | — | Yes | Browser extension, iOS |
| 5 | Stylebot | — | Not stated | Browser extension, Web |
| 6 | Smart Upscale | — | Not stated | Browser extension, Web, Windows |
| 7 | Anori | — | Not stated | Browser extension, Web |
| 8 | Amino | — | Not stated | Browser extension, Web |
| 9 | Link Gopher | — | Not stated | Web |
| 10 | Custom Page Zoom | — | Not stated | Web |
All Custom Dark Mode alternatives
2
Also covers browser extension and dark mode · open source
Doqment combines the Mozilla HTML5 PDF viewer with an add-on for reader mode.
3
Turn Off the Lights
turnoffthelights.comAlso covers browser extension, dark mode, and web browser
Darken websites or dim video backgrounds with Turn Off the Lights, an open-source browser extension.
4
Also covers browser extension and dark mode · open source
Tint webpage colors by time of day with Circadian, a browser extension offering daytime, sunset, and bedtime settings.
5
Stylebot
stylebot.devAlso covers browser extension and web browser
Stylebot lets users change webpage colors, fonts, and other styles with a basic editor or custom CSS.
6
Smart Upscale
tanalin.com/en/projects/smart-upscaleAlso covers browser extension
SmartUpscale applies integer scaling to webpage images in Firefox and Chrome to reduce blur on high-density displays.
7
Anori
anori.appAlso covers browser extension and web browser
Build a custom new-tab page with Anori, a browser extension offering folders, color schemes, and widgets such as tasks, notes, and weather.
8
Amino
amino.devAlso covers browser extension and web browser
Amino provides a live CSS editor in a browser extension, letting users customize websites with persistent styles and create themes or skins.
9
Link Gopher
sites.google.com/site/linkgopherAlso covers browser extension
Link Gopher extracts links and domains from webpages, removes duplicates, and displays the results for copying.
10
Custom Page Zoom
mybrowseraddon.com/custom-page-zoom.htmlAlso covers browser extension
Custom Page Zoom lets users set a zoom level for an individual website or for all websites.
11
Custom Sidebar
greasyfork.org/en/scripts/535629Also covers browser extension
This userscript adds a custom sidebar to Google Search and requires a userscript manager such as Tampermonkey or Violentmonkey.
12
Offline Mode
mybrowseraddon.com/offline-mode.htmlAlso covers browser extension · same kind of app
Offline Mode disconnects the browser from the internet through a browser add-on.
13
Also covers browser extension · open source
The Quick Copy browser extension helps users copy text from webpages, with the project page linking to its Chrome listing.
14
Also covers browser extension · open source
Custom Right-Click Menu adds user-defined links, scripts, stylesheets, and submenus to a browser context menu.
15
Also covers browser extension · open source
Userscript-Plus finds available user scripts and user styles for the current webpage, drawing on Greasy Fork according to its project description.
16
Also covers browser extension · open source · free
Greasy Fork is an open-source online repository and platform for discovering, installing, and publishing user scripts and user styles.
17
OLED
github.com/zettaexa/userstylesAlso covers browser extension
This repository collects user styles, including OLED and customizable styles for websites intended for use with Stylus.
18
Substital
substital.comAlso covers browser extension and web browser
Add subtitles to online videos with Substital, a browser extension designed for that purpose.
19
Also covers browser extension and web browser · free
Linksort helps users save and organize links, with a browser extension for one-click bookmarking.
20
PopUpOFF
popupoff.orgAlso covers browser extension and web browser
Block pop-ups, overlays, cookie notices, and ad-block warnings with the open-source PopUpOFF browser extension.
21
External App Button
webextension.org/listing/external-application-…Also covers browser extension and web browser
External Application Button adds a browser toolbar button and customizable context-menu items for launching external applications.
22
Vimium
vimium.github.ioAlso covers browser extension and web browser
Vimium adds Vim-style keyboard shortcuts for navigating and controlling the web in a browser.
23
AutoPagerize
autopagerize.netAlso covers browser extension and web browser
AutoPagerize automatically loads successive pages on supported websites through a browser extension.
24
Mue
muetab.comAlso covers browser extension and web browser
Customize the new-tab page with Mue, an open-source browser extension offering backgrounds, quotes, and widgets.
No alternatives match this filter.
Alternatives to similar tools
Custom Page Zoom24 alternativesCustomRightClickMenu24 alternativesExternal App Button24 alternativesSmart Upscale24 alternativesDark Reader24 alternativesTurn Off the Lights24 alternatives
TopicBrowser Extensions · 193 sites Best-of listBest Free Bookmark Managers for Links You Want to Find Again ListingCustom Dark Mode details
What is the best alternative to Custom Dark Mode?
Based on features, tags and platforms, the closest alternatives to Custom Dark Mode are Dark Reader, Doqment, and Turn Off the Lights.
Is there a free alternative to Custom Dark Mode?
Yes. Greasyfork and linksort are free or offer a free plan.
Are there open-source alternatives to Custom Dark Mode?
Yes: Doqment, Circadian, Quick Copy, and CustomRightClickMenu.
Alternatives are suggested from the purpose and features described in our listings. Different pages for the same product appear once. Read each description to check whether it fits your task. How we choose alternatives · Suggest an alternative