These ebuilds come from http://proaudio.tuxfamily.org/wiki.
If you have some problems, go to the official site first.
alsaplayer-python : New Python bindings for Alsaplayer. ( http://alsaplayer.sourceforge.net/ )
asio-sdk : Steinberg ASIO SDK 2.2 - win32 ( http://www.steinberg.net/329+M52087573ab0.html" einfo "1. go to ${HOMEPAGE} )
fidlib : Run-time filter design and execution library ( http://uazu.net/fidlib/ )
fst : FreeST audio plugin VST container library ( http://joebutton.co.uk/fst/ )
gavl : library for handling uncompressed audio and video data ( http://gmerlin.sourceforge.net )
gmerlin : Gmerlin A/V decoder library ( http://gmerlin.sourceforge.net/ )
gmerlin-avdecoder : Gmerlin A/V decoder library ( http://gmerlin.sourceforge.net/ )
hydrogen-drumkits : free drumkits for hydrogen ( http://www.hydrogen-music.org )
joss : JACK sound wrapper for OSS applications ( http://www.craknet.net/joss )
juce : JUCE is an all-encompassing C+ ( http://www.juce.com )
ld10k1 : EMU10K1 (EMU10K2) effect loader for ALSA ( http://ld10k1.sourceforge.net/ )
libclam : Framework for research and application development in the Audio and Music domain ( http://clam-project.org/index.html )
libclthreads : An audio library by Fons Adriaensen fons.adriaensen@skynet.be ( http://kokkinizita.linuxaudio.org/linuxaudio/ )
libclxclient : An audio library by Fons Adriaensen fons.adriaensen@skynet.be ( http://kokkinizita.linuxaudio.org/linuxaudio/ )
libffado : Successor for freebob: Library for accessing BeBoB IEEE1394 devices ( http://www.ffado.org )
libgig : a C++ library for loading Gigasampler files and DLS (Downloadable Sounds) Level 1/2 files. ( http://www.linuxsampler.org/libgig/ )
liblscp : a C++ library for the Linux Sampler control protocol. ( http://www.linuxsampler.org/ )
libltc : Linear/Logitudinal Time Code (LTC) Library ( https://github.com/x42/libltc )
libmusicxml : C++ support for the MusicXML support ( http://libmusicxml.sourceforge.net/ )
libshout-idjc : Libshout-idjc is libshout plus some extensions for IDJC ( http://sourceforge.net/projects/idjc/files/libshout-idjc/ )
lilv : C library to make the use of LV2 plugins as simple as possible for applications. ( http://drobilla.net/software/lilv )
loris : libraries that provide support for the Resource Description Framework (RDF) ( http://www.hakenaudio.com/Loris )
lv2core : LV2 is a simple but extensible successor of LADSPA ( http://lv2plug.in/ )
lv2dynparam1 : LV2 dynparam extension ( http://home.gna.org/lv2dynparam/ )
naspro-bridge-it : A little helper library to develop insert-your-API-here to LV2 bridges ( http://naspro.sourceforge.net/ )
naspro-core : Portable runtime library at the bottom of the NASPRO Sound PROcessing Architecture ( http://naspro.sourceforge.net/ )
oscpack : Set of C++ classes for packing and unpacking OSC packets ( http://www.rossbencina.com/code/oscpack )
phat : Collection of GTK+ widgets geared toward pro-audio apps. ( https://developer.berlios.de/projects/phat/ )
portaudio : An open-source cross platform audio API. ( http://www.portaudio.com/ )
pyjack : jack audio client module for python ( http://py-jack.sourceforge.net/ )
pyliblo : A Python wrapper for the liblo OSC library ( http://das.nasophon.de/pyliblo )
raul : Realtime Audio Utility Library in C++ ( http://drobilla.net/software/raul )
rtmidi : RtMidi provide a common C++ API for realtime MIDI input/output across ALSA and JACK. ( http://www.music.mcgill.ca/~gary/rtmidi/ )
sratom : library for serialising LV2 atoms to/from RDF ( http://drobilla.net/software/sratom )
stk : Synthesis ToolKit in C++ ( http://ccrma.stanford.edu/software/stk/ )
suil : lightweight C library for loading and wrapping LV2 plugin UIs ( http://drobilla.net/software/suil )
vst-sdk : Steinberg VST Plug-Ins SDK 2.3 - win32 ( http://ygrabit.steinberg.de/~ygrabit/public_html" einfo "Please go to ${HOMEPAGE} )
zita-alsa-pcmi : Successor of clalsadrv. API providing easy access to ALSA PCM devices ( http://kokkinizita.linuxaudio.org/linuxaudio/ )
zita-convolver : A high performance audio signal convolver library ( http://kokkinizita.linuxaudio.org/linuxaudio/ )
zita-resampler : C++ library for real-time resampling of audio signals ( http://kokkinizita.linuxaudio.org/linuxaudio/ )
zynaddsubfx-banks : ZynAddSubFX banks/instruments ( http://zynaddsubfx.sourceforge.net/doc/instruments/ )
zynaddsubfx-collection : user contributed instruments for zynaddsubfx ( http://proaudio.tuxfamily.org/files )
zynaddsubfx-extras : unsorted bank/instruments and parameters for zynaddsubfx ( http://zynaddsubfx.sourceforge.net )
Add an ebuild in portage :
The ebuild is now in the portage tree.
You can also use layman : emerge layman then layman -a pro-audio
For Paludis use this rsync : rsync://gentoo.zugaina.org/pro-audio-portage
If you have a problem : ycarus(-at-)zugaina.org