Galeon is described as 'GNOME Web browser based on Gecko (the mozilla layout engine). It's fast, it has a light interface, and it is fully standards-compliant. You can download it but first take a look at some screenshots and read additional documentation (installation...)' and is an app in the Web Browsers category. There are more than 10 alternatives to Galeon for a variety of platforms, including Windows, Linux, Mac, Android and Android Tablet. The best alternative is Mozilla Firefox, which is both free and Open Source. Other great apps like Galeon are Microsoft Edge (Free), Firefox Developer Edition (Free, Open Source), Falkon (Free, Open Source) and SeaMonkey (Free, Open Source).
Rebuilt from the ground up using Chromium, the new Microsoft Edge brings you world-class compatibility and performance, the security and privacy you deserve, and new features designed to bring you the best of the web.
Firefox Developer Edition brings you latest features, fast performance, and the development tools you need to build for the open web. Its powerful development tools will extend your ability to work across multiple platforms from one place.
Web-browser, advanced e-mail, newsgroup and feed client, IRC chat, and HTML editing in one application. Itis built on the open source Mozilla Gecko engine, the same code which underlies Thunderbird and is the base for the Firefox browser.
NetSurf is a free, open source web browser. It is written in C and released under the GNU Public Licence version 2. NetSurf has its own layout and rendering engine entirely written from scratch. It is small and capable.