Everyone is familiar with www/firefox and its esr flavor. There's a few other browsers in FreeBSD ports which also rely on the Gecko framework, and are also based on Firefox, which in this list happen to be security or privacy oriented:
You can see this by typing
I'll try Waterfox as my default browser. Mullvad and Zen are two other Gecko browsers not available in FreeBSD ports at this time. Palemoon was once a Firefox based browser in ports. Maybe Waterfox will be enough.
www.xda-developers.com
For Chromium along with Chromium based web browsers, start/use another thread.
You can see this by typing
grep USE_GECKO /usr/ports/www/*/Makefile
I'll try Waterfox as my default browser. Mullvad and Zen are two other Gecko browsers not available in FreeBSD ports at this time. Palemoon was once a Firefox based browser in ports. Maybe Waterfox will be enough.

I ditched Firefox for this privacy-focused spinoff with better features
Waterfox is the Firefox alternative I didn't know I needed.

For Chromium along with Chromium based web browsers, start/use another thread.