Mozilla Firefox
The history of Microsoft Edge is a tale of humility, pragmatism, and reinvention.
Konqueror is a free, open-source file manager and web browser that was a flagship part of the KDE desktop environment. Its historical importance far outweighs its current usage.
K-Meleon is a free, open-source, and lightweight web browser designed for Windows.
Google Chrome In the mid-2000s, Google saw the future of computing shifting from desktop software to web applications (like Gmail, Google Maps, and Docs)
List of Firefox Based Browsers