advancemame : GNU/Linux port of the MAME emulator with GUI menu ( http://advancemame.sourceforge.net/ )
advancemenu : Frontend for AdvanceMAME, MAME, MESS, RAINE and any other emulator ( http://advancemame.sourceforge.net/menu-readme.html )
advancescan : A command line rom manager for MAME, MESS, AdvanceMAME, AdvanceMESS and Raine ( http://advancemame.sourceforge.net/scan-readme.html )
atari800 : Atari 800 emulator ( http://atari800.sourceforge.net/ )
caps : Support library that allows third party applications access and use C.A.P.S. images ( http://www.softpres.org/ )
daphne : Laserdisc Arcade Game Emulator ( http://www.daphne-emu.com/ )
dboxfe : Creates and manages configuration files for DOSBox ( http://sourceforge.net/projects/dboxfe.berlios/ )
desmume : Nintendo DS emulator ( http://desmume.org/ )
dgen-sdl : A Linux/SDL-Port of the famous DGen MegaDrive/Genesis-Emulator ( http://dgen.sourceforge.net/ )
dolphin : Gamecube and Wii game emulator ( https://www.dolphin-emu.org/ )
emutos : a single-user single-tasking operating system for 32 bit Atari computer emulators ( http://emutos.sourceforge.net )
fakenes : portable, Open Source NES emulator which is written mostly in C ( http://fakenes.sourceforge.net/ )
fbzx : A Sinclair Spectrum emulator, designed to work at full screen using the FrameBuffer ( http://www.rastersoft.com/fbzx.html )
fceux : A portable Famicom/NES emulator, an evolution of the original FCE Ultra ( http://fceux.com/ )
gambatte : An accuracy-focused Gameboy / Gameboy Color emulator ( http://sourceforge.net/projects/gambatte )
gcube : Gamecube emulator ( http://gcube.exemu.net/ )
generator : Sega Genesis / Mega Drive emulator ( http://www.squish.net/generator/ )
gens : A Sega Genesis/CD/32X emulator ( http://sourceforge.net/projects/gens/ )
gfceux : A graphical frontend for the FCEUX emulator ( http://fceux.com )
gngb : Gameboy / Gameboy Color emulator ( http://m.peponas.free.fr/gngb/ )
gngeo : A NeoGeo emulator ( https://code.google.com/p/gngeo/ )
gnomeboyadvance : A GNOME Python frontend to VisualBoyAdvance ( http://developer.berlios.de/projects/gnomeboyadvance/ )
gnuboy : Gameboy emulator with multiple renderers ( http://sourceforge.net/projects/gnuboy/ )
gxmame : frontend for XMame using the GTK library ( http://gxmame.sourceforge.net/ )
hatari : Atari ST emulator ( http://hatari.tuxfamily.org/ )
higan : A Nintendo multi-system emulator formerly known as bsnes ( http://byuu.org/higan/ https://code.google.com/p/higan/ )
hugo : PC-Engine (Turbografx16) emulator for linux ( http://www.zeograd.com/ )
kigb : A Gameboy (GB, SGB, GBA) Emulator for Linux ( http://kigb.emuunlim.com/ )
lxdream : An emulator for the Sega Dreamcast system ( http://www.lxdream.org/ )
m64py : A frontend for Mupen64Plus ( http://m64py.sourceforge.net/ )
mamory : ROM management tools and library ( http://mamory.sourceforge.net/ )
mastergear-bin : SEGA Master System / Game Gear emulator ( http://fms.komkon.org/MG/ )
mednafen : An advanced NES, GB/GBC/GBA, TurboGrafx 16/CD, NGPC and Lynx emulator ( http://mednafen.sourceforge.net/ )
mekanix : SG-1000, SC-3000, SF-7000, SSC, SMS, GG, COLECO, and OMV emulator ( http://www.smspower.org/meka/ )
mupen64plus : A fork of Mupen64 Nintendo 64 emulator, meta-package ( http://www.mupen64plus.org/ )
mupen64plus-audio-sdl : A fork of Mupen64 Nintendo 64 emulator, SDL audio plugin ( http://www.mupen64plus.org/ )
mupen64plus-core : A fork of Mupen64 Nintendo 64 emulator, core library ( http://www.mupen64plus.org/ )
mupen64plus-input-sdl : A fork of Mupen64 Nintendo 64 emulator, SDL input plugin ( http://www.mupen64plus.org/ )
mupen64plus-rsp-hle : A fork of Mupen64 Nintendo 64 emulator, HLE RSP plugin ( http://www.mupen64plus.org/ )
mupen64plus-ui-console : A fork of Mupen64 Nintendo 64 emulator, console UI ( http://www.mupen64plus.org/ )
mupen64plus-video-glide64mk2 : A fork of Mupen64 Nintendo 64 emulator, glide64mk2 video plugin ( http://www.mupen64plus.org/ )
mupen64plus-video-rice : A fork of Mupen64 Nintendo 64 emulator, rice video plugin ( http://www.mupen64plus.org/ )
nestopia : A portable Nintendo Entertainment System emulator written in C++ ( http://0ldsk00l.ca/nestopia/ )
nestra : NES emulation for Linux/x86 ( http://nestra.linuxgames.com/ )
openmsx : MSX emulator that aims for perfection ( http://openmsx.sourceforge.net/ )
pcsxr : PCSX-Reloaded: a fork of PCSX, the discontinued Playstation emulator ( http://pcsxr.codeplex.com )
raine : R A I N E M680x0 Arcade Emulation ( http://rainemu.swishparty.co.uk/ )
sdlmame : Multiple Arcade Machine Emulator (SDL) ( http://mamedev.org/ )
sdlmametools : Set of development tools shared between sdlmame and sdlmess ( http://mamedev.org/ )
sdlmess : Multi Emulator Super System (SDL) ( http://mamedev.org/ )
snes9x : Super Nintendo Entertainment System (SNES) emulator ( https://code.google.com/p/snes9x-gtk/ )
stella : Stella Atari 2600 VCS Emulator ( http://stella.sourceforge.net/ )
vbam : Game Boy, GBC, and GBA emulator forked from VisualBoyAdvance ( http://sourceforge.net/projects/vbam/ )
vgba : Gameboy Advance (GBA) emulator for Linux ( http://www.komkon.org/fms/VGBA/ )
virtualjaguar : an Atari Jaguar emulator ( http://www.icculus.org/virtualjaguar/ )
visualboyadvance : gameboy, gameboy color, and gameboy advance emulator ( http://vba.ngemu.com/ )
xe : a multi system emulator for many console and handheld video game systems ( http://www.xe-emulator.com/ )
yabause : A Sega Saturn emulator ( http://yabause.org/ )
zinc : An x86 binary-only emulator for the Sony ZN-1, ZN-2, and Namco System 11 arcade systems ( http://caesar.logiqx.com/php/emulator.php?id=zinc_linux )
zsnes : SNES (Super Nintendo) emulator that uses x86 assembly ( http://www.zsnes.com/ http://ipherswipsite.com/zsnes/ )
Add an ebuild in portage :
The ebuild is now in the portage tree.
You can also use layman : emerge layman then layman -a gentoo
For Paludis use this rsync : rsync://gentoo.zugaina.org/gentoo-portage
If you have a problem : ycarus(-at-)zugaina.org