Waterfox is an open-source, privacy-focused web browser specifically designed for power users who require deep customization and control over their online experience.

The main features and functionalities of Waterfox include:

Advanced Privacy and Anonymity

• Oblivious DNS: Waterfox ships with a combination of encrypted and Oblivious DNS by default. This technology hides the user's identity from the resolver and their queries from network intermediaries.

• Zero Data Tracking: The browser operates with zero telemetry, zero analytics, and no remote experiments. It does not use "personalization" feeds or send surprise pings; only the code installed by the user runs on their machine.

• Private Tabs: Unlike traditional browsers that require a separate window for incognito browsing, Waterfox allows for individual private tabs. These isolated tabs can run alongside regular browsing and wipe all local traces once closed.

Built-in Power User Tools

• Extension-Free Customization: Many advanced features that typically require extensions are built directly into the browser, including layout controls, status bars, and tab management.

• Tree Vertical Tabs: A native implementation of tree-style vertical tabs is included. This system automatically organizes research trails by making links opened from a tab its "children," keeping branches tidy without manual dragging.

• Sophisticated Tab Management: Users can collapse busy tab sections, "focus mode" a single branch, or use keyboard shortcuts (Ctrl/Cmd + arrows) to promote, demote, or move tabs. It also features deep integration with tools like Session Manager and Multiple Tab Handler.

Customization and Control

• Deep Modification: The browser provides a foundation for high-level customization, offering options normally reserved for hidden flags or external add-ons.

• User Ownership: Waterfox emphasizes a "privacy-first" foundation where the user maintains total control over the browser's behavior and appearance.

Waterfox is like a high-end, custom-built workshop: while standard browsers provide a simple desk, Waterfox comes with professional-grade tools already built into the walls and tinted windows that ensure everything you do inside remains completely shielded from outside observers.