Iceraven still has a list of allowed extensions, but they added several hundred extensions to the default list rather than Mozilla's dozen or so.
(It also supports custom lists like Fennec and FF Nightly.)
(It also supports custom lists like Fennec and FF Nightly.)
where is that list?
(It's linked to from Iceravens readme: https://github.com/fork-maintainers/iceraven-browser )