Open Source Opera GX Alternatives

Brave is a free and open-source web browser that automatically blocks ads and website trackers. The brave browser is built with a strong focus on privacy and security for the end user. The browser also includes a cryptocurrency wallet that can be used to reward content creators and sites that the user visit with Basic Attention Tokens.

A free web browser for Android, iOS, macOS, Linux and Windows developed by the Norwegian company Opera Software. Opera is Chromium-based browser with a unique user interface that uses the Blink layout engine. With Opera users can browse in privacy with Opera's built-in VPN. Stay in touch with each other through the built-in messenger and browse in style with with dark and light themes, keyboard shortcuts, and favorite bookmarks.

Vivaldi is a free web browser developed by the co-founder of Opera Software Jon Stephenson von Tetzchner and Tatsuki Tomita. The browser was first released in 2016, when it set out to rival other popular web browsers with a new take on UI and UX. Vivalid is a fast browser that gives you as a user ton of control over your browsing experience while at the same time respecting your privacy and security.

Firefox is a free and open source web browser developed by Mozilla Foundation and the community. Roughly 250 million people use Firefox to browse the web daily. The browser is loved by many and in the open-source world it's seen as the defacto web browser. Firefox is highly extensible, and provides an ecosystem for thousands of third-party add-ons, that can be used to extend the capability of the software. According to tests the Firefox outperform similar web browsers like Google Chrome and Safari. The Firefox project also takes deep pride in preserving user privacy in a world where more and more personal data is collected.

A free and open-source web browser based on Goanna. Pale Moon is designed and developed with an emphasis on customizability, hence their motto "Your browser, Your way". The browser is available for Linux and Windows and is a for of Firefox with substantial divergence to make it as customizable as possible.

A free and open-source web browser developed specifically for x64, ARM64, and PPC64LE systems. Waterfox is fully customizable and allows users to modify and extend the browser any way the please with WebExtensions and classic-style bootstrap add-ons. The browser also respects your privacy, with no built-in telemetry or data collections (beside version number, for automatic updates). Waterfox is available for all major computer operating systems like macOS, Linux and Windows, and a mobile version for Android.

Torch is a Chromium-based web browser developed by Torch Media Inc. Torch comes packed with built-in media downloading, torrent support and sharing features, not found in other browsers. Torch Media Grabber lets you download media files directly from the browser. Torch Torrents lets you interface with magnetic links and download files with the peer-to-peer protocol BitTorrent.

As a developer you will love Firefox Developer Edition! It is a blazing fast browser that includes the latest development tools such as support for CSS grid debugging, CSS shape path editor, the variable fonts inspector, and many other features. Firefox Developer Edition is also handled as a separate profile compared to your regular Firefox setup, so you don't have to worry that your Firefox Developer Edition settings will affect your regular browsing experience. As a developer the Firefox Developer Edition browser is a must have.

Firefox Focus is a free and open-source privacy-focused mobile browser from Mozilla. With Firefox Focus you can browse the web with your Android or iOS powered mobile phone in a secure and privacy focused manner. Firefox Focus allows you to easily erase your browsing history, passwords, bookmarks and cookies and prevent unwanted ads from following you across the web.

A free Chromium-based web browser developed for rebuilt for performance and compatibility by Microsoft. Microsoft Edge features a browser experience that can make you more productive. You can also automatically donate to cause of your choice when you search with Bing through Microsoft Rewards and Microsoft Edge.

Falkon is a free and open-source Chromium-based web browser built on the Qt WebEngine. It aims to be a lightweight web browser available through all major platforms. Allowing you to enjoy a fast and safe browsing experience from any of your devices. With Falkon you can expect all features found in modern-day browsers like bookmarks, history, sidebars and tabs, while also allowing you to extend the core functionality of the browser with plugins. The project is openly developed by the KDE team and is released as free and open software under the GPL-3.0 License.

The SeaMonkey project is a community effort to develop the SeaMonkey Internet Application Suite and the SeaMonkey web browser. The SeaMoney suite includes a web-browser, advanced e-mail, newsgroup and feed client, IRC chat, and HTML editing made simple.