Security & privacy
Zen is a Firefox-based browser that organizes browsing through vertical tabs, workspaces, and split views. It includes vertical tabs, split view, and tab groups. It is aimed at users working with several related web pages at the same time.
Users working with several related web pages at the same time
Its interface differs from conventional horizontal-tab browsers. Firefox-derived compatibility does not guarantee every site behaves identically.
Editorial assessment based on the provider’s published information. Our method
The application is distributed under MPL-2.0. The listed desktop or mobile software can be used on an ongoing basis without a software subscription. Its interface differs from conventional horizontal-tab browsers.
MPL-2.0; Its interface differs from conventional horizontal-tab browsers.
The $0 price applies to the listed open source application. Its interface differs from conventional horizontal-tab browsers.
Brings vertical tabs and split view into the same workflow.
Group tabs by task, place related pages side by side, and keep the sidebar arrangement focused on the sites used in the current workflow.
Its interface differs from conventional horizontal-tab browsers.
Firefox-derived compatibility does not guarantee every site behaves identically.
Zen fits users working with several related web pages at the same time. Group tabs by task, place related pages side by side, and keep the sidebar arrangement focused on the sites used in the current workflow.
Its interface differs from conventional horizontal-tab browsers. Firefox-derived compatibility does not guarantee every site behaves identically. Match the configuration to your needs, and keep recoverable copies of important settings or keys.
The application is distributed under MPL-2.0. The listed desktop or mobile software can be used on an ongoing basis without a software subscription. Its interface differs from conventional horizontal-tab browsers.
Yes. Zen includes vertical tabs. Group tabs by task, place related pages side by side, and keep the sidebar arrangement focused on the sites used in the current workflow.
Its interface differs from conventional horizontal-tab browsers.
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Tor Browser routes browsing through the Tor network and includes privacy-oriented browser protections, helping users reduce tracking, reach onion services, and access websites through a network of volunteer-operated relays rather than a direct connection.
Pi-hole is a self-hosted DNS filtering service that blocks selected domains for devices using it as their resolver, with query logs, allowlists, blocklists, and a dashboard for managing filtering across a local network.
AdGuard Home is a self-hosted DNS server that filters advertising and tracking domains for a network, offering per-client controls, query logs, and support for encrypted DNS connections through a browser-based administration interface.
Firefox is a web browser with configurable privacy controls and an independent browser engine. It includes tabbed browsing, tracking protection, and extension support. It is aimed at web users who want a customizable browser with privacy settings.
