POSIX web browsers

Mozilla Firefox, or simply Firefox, is a free and open-source web browser developed by the Mozilla Foundation and its subsidiary, the Mozilla Corporation. It uses the Gecko rendering engine to display web pages, which implements current and anticipated web standards. The software is available for Windows, macOS, and Linux systems, with unofficial ports for other platforms, as well as a mobile version for Android (see Firefox for Android) and iOS.

web browser developed by Opera Software

web browser by Netscape released in 1994

Konqueror is a free and open-source web browser and file manager that provides web access and file-viewer functionality for file systems (such as local files, files on a remote FTP server and files in a disk image). It forms a core part of the KDE Software Compilation. Developed by volunteers, Konqueror can run on most Unix-like operating systems. The KDE community licenses and distributes Konqueror under GNU GPL-2.0-or-later.

web browser, text-based

popular early web browser

SeaMonkey is a free and open-source Internet suite. It is the continuation of the former Mozilla Application Suite, based on the same source code, which itself grew out of Netscape Communicator and formed the base of Netscape 6 and Netscape 7.

web browser from GNOME

web browser

Dillo is a minimalistic web browser particularly intended for older or slower computers and embedded systems. It supports only plain HTML/XHTML (with CSS rendering) and images over HTTP and HTTPS; scripting is ignored entirely. Current versions of Dillo can run on Linux, BSD, macOS, IRIX and Cygwin. Due to its small size, it is a popular choice for lightweight Linux distributions. Dillo is free software, released under the GNU GPL-3.0-or-later.

free web browser based on Floorp

Firefox derivative recommending only free software

web browser

Galeon is a discontinued Gecko-based web browser that was created by Marco Pesenti Gritti with the goal of delivering a consistent browsing experience to GNOME desktop environment. It gained some popularity in the early 2000s due to its speed, flexibility in configuration and features.

web browser and web editor

w3m is a free and open source text-based web browser licensed under the MIT license. It differs from other very early text-based browsers by supporting elements such as tables, frames, and images.

Falkon (formerly QupZilla) is a free and open-source web browser developed by KDE. It is built on the QtWebEngine, which is a wrapper for the Chromium browser core.

Minimo (from "Mini Mozilla") was a project to create a version of the Mozilla web browser for small devices like personal digital assistants and mobile phones.

ELinks is a text-based web browser for the operating systems DOS, Linux, and Windows. It is free and open-source software with a GNU General Public License (GPL) 2.0 only.

REDIRECT Debian–Mozilla trademark dispute

NetSurf is an open-source web browser which uses its own layout engine. Its design goal is to be lightweight and portable. NetSurf provides features including tabbed browsing, bookmarks, and page thumbnailing.

web browser of Microsoft

web browser of Microsoft

Kazehakase (Japanese: ) is a discontinued web browser for Unix-like operating systems that uses the GTK+ libraries. Kazehakase embeds the Gecko layout engine as well as GTK+ WebKit.

Uzbl is a discontinued free and open-source minimalist web browser designed for simplicity and adherence to the Unix philosophy. Development began in early 2009 and is still considered to be in an alpha state by the developers. The core component of Uzbl is written in C, but other languages are also used, most notably Python. All parts of the Uzbl project are released as free software under GNU GPL-3.0-only.

family of web browsers

ViolaWWW is a discontinued web browser, the first to support scripting and stylesheets for the World Wide Web (WWW). It was first released in 1991/1992 for Unix and acted as the recommended browser at CERN, where the WWW was invented, but eventually lost its position as most frequently used browser to Mosaic.

Swiftfox was a web browser based on Mozilla Firefox. It was available for Linux platforms and distributed by Jason Halme. Swiftfox was a set of builds of Firefox optimized for different Intel and AMD microprocessors. Swiftfox was freely downloadable with open source code and proprietary binaries. Firefox extensions and plugins were compatible with Swiftfox, with notable exceptions. The name Swiftfox comes from the animal swift fox. Swiftfox differs from Firefox by a limited number of changes, and builds for different processors. Swiftfox was discontinued at some point prior to April 2017, and

Erwise is an early discontinued web browser, and the first that was available for the X Window System.

last version of the classic web browser, essentially rebranded Firefox

discontinued web browser by Microsoft for UNIX systems

minimalist web browser based on WebKit/GTK+

MidasWWW is one of the earliest (now discontinued) web browsers, developed at the Stanford Linear Accelerator Center (SLAC). It ran under Unix and OpenVMS. The last release was version 2.2. The 16 Nov 1992 sources were made available in June 2015 at GitHub.