Maintainers for nx-libs are X2Go Developers <x2go-dev@lists.x2go.org>.
You may want to refer to the following individual bug pages: libnx-mesa-extras-dev, libnx-x11, libnx-x11-dev, libxcomp-dev, libxcomp3, libxcompext-dev, libxcompext3, libxcompshad-dev, libxcompshad3, nxagent, nxauth, nxproxy, x2goagent.
You might like to refer to the nx-libs package page.
If you find a bug not listed here, please report it.