Opera Alternatives for Mac OS X

Chromium is an open-source web browser project that serves as the foundation for Google Chrome and other browsers. It offers a fast, secure, and stable browsing experience with support for extensions and modern web standards.

Vivaldi is a highly customizable web browser built for power users and productivity enthusiasts. Offering a unique blend of innovative features like Tab Stacking, Spatial Navigation, and Web Panels, it provides a flexible browsing experience tailored to individual needs.

Safari is Apple's native web browser, deeply integrated into macOS and iOS. Known for its speed, energy efficiency, and strong focus on user privacy, it provides a seamless browsing experience across Apple devices.

Maxthon Cloud Browser is a freeware web browser known for its dual rendering engine (Trident and WebKit) and cloud synchronization capabilities, offering a feature-rich browsing experience with built-in tools like ad blocking, download management, and gesture support.

SRWare Iron is a privacy-focused web browser built upon the Chromium project. It aims to remove tracking functionalities and data transmission features present in the standard Chromium build, offering a more secure and private browsing experience while retaining the familiar user interface and performance of Chrome.

Firefox Nightly is the bleeding-edge development channel for the Firefox web browser. It provides early access to experimental features, bug fixes, and performance improvements, allowing users to test and provide feedback on the very latest browser technology before it's released to the public. It's ideal for developers, testers, and enthusiasts who want to experience the future of Firefox.

Waterfox is an open-source web browser based on Mozilla Firefox, specifically optimized for 64-bit systems. It prioritizes user privacy, offers extensive customization options, and maintains support for classic Firefox extensions.

Konqueror is a versatile free and open-source application serving as a web browser, file manager, and file viewer, deeply integrated into the KDE Software Compilation.

QupZilla is a free and open-source web browser designed for general users, emphasizing speed, privacy, and a clean user interface. It leverages the powerful QtWebEngine to deliver a modern browsing experience while remaining lightweight and resource-efficient.

brave is a free and open-source web browser based on the Chromium engine, offering enhanced privacy and security features. It blocks ads, trackers, and other forms of online surveillance by default, resulting in a faster and safer browsing experience. Brave integrates the ANONYMOUS REWARD (BAT) system, allowing users to earn cryptocurrency for viewing privacy-respecting ads and support content creators.

GNU IceCat is a free software version of the Firefox web browser, distributed by the GNU Project. It focuses on user freedom and privacy by removing proprietary components and incorporating privacy-enhancing features.

Firefox Developer Edition is a specialized version of the Firefox browser tailored for web developers. It offers the latest features and tools earlier than the standard release, providing a stable yet cutting-edge environment for building and testing websites.

Sleipnir is a versatile web browser designed for seamless integration between desktop and mobile devices. Offering a range of customization options, robust privacy features, and built-in tools like an RSS reader and social media integrations, Sleipnir aims to provide a tailored browsing experience.

Otter Browser is a free and open-source web browser that revives the spirit of classic Opera (versions 12.x) using the Qt framework. It offers a highly customizable interface and various features reminiscent of its inspiration while maintaining seamless integration with modern desktop environments.

Dillo is an exceptionally lightweight and fast web browser designed for resource-constrained systems. It prioritizes speed and efficiency, making it ideal for older computers, embedded devices, or users seeking fundamental web browsing without modern complexities.

Epic Browser is a privacy-focused web browser built on the Chromium source code, designed to shield users from online tracking and threats through integrated privacy tools like a built-in ad blocker, tracker blocker, and encrypted proxy.

Liri is a notable cross-platform web browser built upon the reliable Chromium engine, known for its distinctive Material Design aesthetic and emphasis on user privacy and security. It offers a clean, modern browsing experience.

Ungoogled Chromium is a privacy-enhanced version of Google Chromium that removes deep integration with Google services and enhances user control and transparency. It aims to provide a web browsing experience focused on privacy and freedom from Google's tracking mechanisms.