Basilisk (web browser)

Source code: MPL-2.0
Binaries: Proprietary freeware , or MPL-2.0 if branding is removed

Basilisk
Basilisk
	A screenshot of Basilisk version 2022.08.06
Original author	M.C. Straver
Developer	Basilisk Development Team
Release	17 December 2018
Stable release	2026.06.12 / 14 June 2026
Written in	C++, C, Cascading Style Sheets, JavaScript, XML User Interface Language
Engines	Goanna, SpiderMonkey
Operating system	Windows 7 or later; Linux; FreeBSD; macOS
Platform	IA-32, x86-64, ARM64, LoongArch64
Type	Web browser
License	Source code: MPL-2.0; Binaries: Proprietary freeware, or MPL-2.0 if branding is removed;
Website	basilisk-browser.org
Repository	repo.palemoon.org/Basilisk-Dev/Basilisk ;

Basilisk is a free and open-source web browser available for Windows, Linux, and with experimental support for FreeBSD and macOS. Basilisk is an updated fork of Firefox designed to look and feel similar to versions before the underlying backend was changed in version 57.