Night Owl
Night Owl (Firefox Theme) is a user-friendly extension that allows to implementation of the ultimate dark and white themes for Firefox with multiple customized options. Owl makes the online interaction comfortable by changing the theme of web pages to a soothing dark theme with light text. It tries to minimize the strain on the eyes with complete site-wise settings, multiple themes, and great customizability. An add-on to make online reading easy, and this add-on transformed all web pages into a night-friendly mode, with a dark background and dimmed colors.
The users can apply dark background and lighten the text and syntax highlighting for code snippets. Additionally, it can toggle the objects by using Shift+Alt+D and disable Owl on websites that you don’t want to be darkened. It can be used to choose between two themes, the classic theme or the new and improved inversion theme. Set Owl to start on Firefox startup, so it would not blink with bright whites again, and always keep enable it on the selective sites for easy managing site-wise content.
Night Owl Alternatives
#1 ShadowFox
ShadowFox is the complete and universal dark theme available for styling. Addons are one of the hallmarks of Firefox. It has custom styles available for the most popular extensions, like uBlock Origin, uMatrix, ViolentMonkey, Decentraleyes, Stylus, and so many more. It allows unlimited innovative custom designs, which means the users can modify the colors used and add as many tweaks as they want.
The utility can be installed with the cross-platform installer, and it can be seamlessly downloaded or updated without losing custom configurations. It was inspired by changes made in Firefox 57, which limit the amount addons that can customize both the user interface and protected web pages. This project aims at creating a universal dark theme for Firefox while adhering to the modern design principles set by Mozilla.
#2 VivaldiFox
VivaldiFox is a dynamic theme that allows coloring Firefox in a Vivaldi style fashion and custom theme creation. It allows unlimited innovative custom designs, which means the users can modify the colors used and add as many tweaks as they want. The utility can be installed with the cross-platform installer, and it can be seamlessly downloaded or updated without losing custom configurations.
It comes with a lot of innovative and exclusive features not present in mainstream browsers with colorful tabs. Vivaldi is able to apply the dominant color of the opened page to the tab which is open to its frame, and it is a Firefox add-on that adds the same feature to Mozilla Firefox. The utility lets the users switch between light and dark themes, which changes the tab row background. Moreover, the key features include the following: Integration with page colors and ability to set night theme.
#3 Stratiform
Stratiform is a user-friendly extension that provides a set of customizations to target the look and feel of the Firefox web browser with themes and extensions. The users can start to modify the browser right after they have installed the add-on in Firefox and restarted the browser. The preferences of the extension are divided into five tabs, and you can launch that page either by typing in about Stratiform or with a click on the add-on’s button that it adds to the browser’s add-on bar.
The first thing that you may want to do is to check out the presets tab currently lists four customizations that can be activated with a single click. The changes are immediately visible in the browser, provided that the interface element that is modifying is currently visible on the screen. The styles tab allows changing the look of various interface elements, including icons, tabs, text fields, or the add-on bar, while colors define new sets for said buttons and tabs.
#4 Firefox Themes
Firefox Themes is an extension that changes the browser’s appearance and provides thousands of themes to give Firefox a look the user wants. A theme changes the complete outlook interface of Firefox, such as the color scheme and background image of the toolbars. It comes with a default theme and optional light and dark themes, but you can always install new themes.
The changes are immediately visible in the browser, provided that the interface element that is modifying is currently visible on the screen. The users can start to modify the browser right after they have installed the add-on in Firefox and restarted the browser.
#5 Personas Plus
Personas Plus is a lightweight special extension that improves theme management for Firefox and makes it easier. Applying a new theme to your favorite web browser implies searching for it on Google, downloading the corresponding file to PC, installing it on Firefox, and then restarting the browser in order to see the results. Personas make this whole process much simpler by installing the extension and appears a tiny button on the lower-left corner of the browser window.
Every time the users want to apply a new theme to Firefox, simply click on this button and select it from the context menu. It currently includes about fifty themes, and this extension makes theme designing and updating much easier. The included themes are classified into several categories, such as Firefox, Holidays, Nature, Scenery, Sports, and many others for more convenient browsing. Thematic change only brings a move in the window’s appearance, whereas icons and menus remain the same.