Maintainers for libprojectm-dev are Debian Multimedia Maintainers <debian-multimedia@lists.debian.org>.
You may want to refer to the following packages that are part of the same source: libprojectm-qt-dev, libprojectm-qt1v5, libprojectm2v5, libprojectm3, libvisual-projectm, projectm-data, projectm-jack, projectm-pulseaudio, projectm-sdl.
You might like to refer to the libprojectm-dev package page, to the Package Tracking System, or to the source package src:projectm's bug page.
If you find a bug not listed here, please report it.