Cost / License
- Free
- Open Source
Platforms
- Mozilla Firefox
VivaldiFox is the most popular Open Source & free alternative to Geckium.
- VivaldiFox is Free and Open Source
Geckium Alternatives
Geckium is described as 'Mozilla Firefox (115 - latest) CSS and JS modification that restores the look and feel of past Chromium (or Google Chrome) releases, spanning from 1' and is an app. There are six alternatives to Geckium for a variety of platforms, including Mozilla Firefox, Windows, Linux, Mac and Flathub apps. The best Geckium alternative is VivaldiFox, which is both free and Open Source. Other great apps like Geckium are Add Water, Firefox Color, ShadowFox and Personas Plus.
Alternatives list
A utility app to easily install the GNOME for Firefox Theme and automatically update it in the background. This theme keeps Firefox fashionable within the GNOME design ecosystem, and provides many helpful features to customize the interface to make browsing even more pleasant:
Cost / License
- Free
- Open Source
Platforms
- Linux
- Flathub
- Flatpak
+1
Add Water is the most popular Linux alternative to Geckium.
- Add Water is Free and Open Source
- Add Water is Lightweight and Customizable
Cost / License
- Free
- Open Source
Platforms
- Mac
- Windows
- Linux
- Firefox
Firefox Color is the most popular Windows & Mac alternative to Geckium.
- Firefox Color is Free and Open Source
This project aims at creating a universal dark theme for Firefox while adhering to the modern design principles set by Mozilla.
Cost / License
- Free
- Open Source
Platforms
- Mac
- Windows
- Linux
- Firefox
+4
Personas are free, easy-to-install "skins" for Firefox. Personas Plus extends that built-in functionality to give you even more control and easier access to new, popular, and your own favorite Personas.
Cost / License
- Free
- Proprietary
Platforms
- Mac
- Windows
- Linux
- Firefox
Cost / License
- Free
- Open Source
Platforms
- Windows
- Firefox
+3
United States
