Hi Thierry,

On Tue, Mar 14, 2023 at 11:22:45AM +0100, LARONDE Thierry wrote:
> I don't know if this is the correct place for it, but since it involves
> the format and Babel...

  The hyphenation patterns have their own mailing list
(https://tug.org/mailman/listinfo/tex-hyphen), but since I read this one
too I can reply here.

> Not knowing if it's intentional (to not specify the babelname for this
> file) or not, I mention it...

  It is :-)  hyph-no.tex should not be used directly; there is no
loadhyph-no.tex as you can see.  Hyphenation patterns for Norwegian are
available in the nearly identical files hyph-nb.tex and hyph-nn.tex,
which is the ones Babel and Polyglossia use (via the usual loadhyph-*