diff --git a/games-emulation/rpcs3/metadata.xml b/games-emulation/rpcs3/metadata.xml
new file mode 100644
index 0000000000..65cadeec83
--- /dev/null
+++ b/games-emulation/rpcs3/metadata.xml
@@ -0,0 +1,15 @@
+
+
+
+
+ mazes-80
+ samuel.bauer@yahoo.fr
+
+
+
diff --git a/games-emulation/rpcs3/rpcs3-9999.ebuild b/games-emulation/rpcs3/rpcs3-9999.ebuild
new file mode 100644
index 0000000000..3b0817ab44
--- /dev/null
+++ b/games-emulation/rpcs3/rpcs3-9999.ebuild
@@ -0,0 +1,174 @@
+# Copyright 2021-2024 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=8
+
+inherit cmake flag-o-matic xdg
+
+ASMJIT_COMMIT="416f7356967c1f66784dc1580fe157f9406d8bff"
+GLSLANG_COMMIT="36d08c0d940cf307a23928299ef52c7970d8cee6"
+MINIUPNP_COMMIT="f22a96b4697699d32fdc2d17c5d0ad7880a99c24"
+RTMIDI_COMMIT="1e5b49925aa60065db52de44c366d446a902547b"
+WOLFSSL_COMMIT="8970ff4c34034dbb3594943d11f8c9d4c5512bd5"
+SOUNDTOUCH_COMMIT="ced3ce8d5ecc5aef8a5156fea206a37b33774bf3"
+YAMLCPP_COMMIT="456c68f452da09d8ca84b375faa2b1397713eaba"
+
+DESCRIPTION="PS3 emulator/debugger"
+HOMEPAGE="https://rpcs3.net/"
+if [[ ${PV} == "9999" ]]; then
+ EGIT_REPO_URI="https://github.com/RPCS3/rpcs3"
+ EGIT_SUBMODULES=(
+ 'asmjit' '3rdparty/glslang' '3rdparty/miniupnp/miniupnp' '3rdparty/rtmidi/rtmidi' '3rdparty/wolfssl'
+ '3rdparty/SoundTouch/soundtouch' '3rdparty/zstd/zstd' '3rdparty/stblib/stb' '3rdparty/OpenAL/openal-soft'
+ '3rdparty/fusion/fusion'
+ )
+ # Delete sources when ensuring yaml-cpp compiled with fexceptions
+ EGIT_SUBMODULES+=( '3rdparty/yaml-cpp' )
+ inherit git-r3
+else
+ SRC_URI="
+ https://github.com/RPCS3/rpcs3/archive/v${PV}.tar.gz -> ${P}.tar.gz
+ https://github.com/asmjit/asmjit/archive/${ASMJIT_COMMIT}.tar.gz -> ${PN}-asmjit-${ASMJIT_COMMIT}.tar.gz
+ https://github.com/KhronosGroup/glslang/archive/${GLSLANG_COMMIT}.tar.gz -> ${PN}-glslang-${GLSLANG_COMMIT}.tar.gz
+ https://github.com/miniupnp/miniupnp/archive/${MINIUPNP_COMMIT}.tar.gz -> ${PN}-miniupnp-${MINIUPNP_COMMIT}.tar.gz
+ https://github.com/thestk/rtmidi/archive/${RTMIDI_COMMIT}.tar.gz -> ${PN}-rtmidi-${RTMIDI_COMMIT}.tar.gz
+ https://github.com/wolfSSL/wolfssl/archive/${WOLFSSL_COMMIT}.tar.gz -> ${PN}-wolfssl-${WOLFSSL_COMMIT}.tar.gz
+ https://github.com/RPCS3/soundtouch/archive/${SOUNDTOUCH_COMMIT}.tar.gz -> ${PN}-soundtouch-${SOUNDTOUCH_COMMIT}.tar.gz
+ https://github.com/RPCS3/yaml-cpp/archive/${YAMLCPP_COMMIT}.tar.gz -> ${PN}-yaml-cpp-${SOUNDTOUCH_COMMIT}-.tar.gz
+ "
+ KEYWORDS="~amd64"
+fi
+
+LICENSE="GPL-2"
+SLOT="0"
+IUSE="discord faudio +llvm opencv vulkan wayland"
+
+DEPEND="
+ app-arch/p7zip
+ dev-libs/flatbuffers
+ dev-libs/hidapi
+ dev-libs/libevdev
+ dev-libs/pugixml
+ dev-libs/xxhash
+ dev-qt/qtbase:6[concurrent,dbus,gui,widgets]
+ dev-qt/qtmultimedia:6
+ dev-qt/qtsvg:6
+ media-libs/alsa-lib
+ media-libs/cubeb
+ media-libs/glew
+ media-libs/libglvnd
+ media-libs/libpng:=
+ media-libs/openal
+ media-video/ffmpeg:=
+ net-misc/curl
+ llvm-core/llvm:=
+ sys-libs/zlib
+ virtual/libusb:1
+ x11-libs/libX11
+ faudio? ( app-emulation/faudio )
+ opencv? ( media-libs/opencv )
+ vulkan? ( media-libs/vulkan-loader[wayland?] )
+ wayland? ( dev-libs/wayland )
+"
+RDEPEND="${DEPEND}"
+
+QA_PREBUILT="usr/share/rpcs3/test/.*"
+QA_WX_LOAD="usr/share/rpcs3/test/*"
+
+src_prepare() {
+ if [[ ${PV} != "9999" ]]; then
+ rmdir "${S}/3rdparty/asmjit/asmjit" || die
+ mv "${WORKDIR}/asmjit-${ASMJIT_COMMIT}" "${S}/3rdparty/asmjit/asmjit" || die
+
+ rmdir "${S}/3rdparty/glslang/glslang" || die
+ mv "${WORKDIR}/glslang-${GLSLANG_COMMIT}" "${S}/3rdparty/glslang/glslang" || die
+
+ rmdir "${S}/3rdparty/miniupnp/miniupnp" || die
+ mv "${WORKDIR}/miniupnp-${MINIUPNP_COMMIT}" "${S}/3rdparty/miniupnp/miniupnp" || die
+
+ rmdir "${S}/3rdparty/rtmidi/rtmidi" || die
+ mv "${WORKDIR}/rtmidi-${RTMIDI_COMMIT}" "${S}/3rdparty/rtmidi/rtmidi" || die
+
+ rmdir "${S}/3rdparty/wolfssl/wolfssl" || die
+ mv "${WORKDIR}/wolfssl-${WOLFSSL_COMMIT}" "${S}/3rdparty/wolfssl/wolfssl" || die
+
+ rmdir "${S}/3rdparty/SoundTouch/soundtouch" || die
+ mv "${WORKDIR}/soundtouch-${SOUNDTOUCH_COMMIT}" "${S}/3rdparty/SoundTouch/soundtouch" || die
+
+ rmdir "${S}/3rdparty/yaml-cpp/yaml-cpp" || die
+ mv "${WORKDIR}/yaml-cpp-${YAMLCPP_COMMIT}" "${S}/3rdparty/SoundTouch/soundtouch" || die
+
+ #Define RPCS3 Version
+ { echo "#define RPCS3_GIT_VERSION \"${PV}\""
+ echo '#define RPCS3_GIT_BRANCH "master"'
+ echo '#define RPCS3_GIT_FULL_BRANCH "RPCS3/rpcs3/master"'
+ echo '#define RPCS3_GIT_VERSION_NO_UPDATE 1'; } > rpcs3/git-version.h
+ fi
+
+ # Disable automagic ccache
+ sed -i -e '/find_program(CCACHE_FOUND ccache)/d' CMakeLists.txt || die
+
+ # Unbundle hidapi
+ sed -i -e '/hidapi\.h/{s:":/}' rpcs3/Input/hid_pad_handler.h || die
+ sed -i -e '/hidapi/d' 3rdparty/CMakeLists.txt || die
+ sed -i -e '1afind_package(PkgConfig REQUIRED)\npkg_check_modules(hidapi-hidraw REQUIRED hidapi-hidraw)' \
+ rpcs3/CMakeLists.txt || die
+ sed -i -e 's/3rdparty::hidapi/hidapi-hidraw/' rpcs3/CMakeLists.txt rpcs3/rpcs3qt/CMakeLists.txt || die
+ sed -i -e 's/hid_write_control/hid_write/' \
+ rpcs3/Input/dualsense_pad_handler.cpp rpcs3/Input/ds4_pad_handler.cpp || die
+
+ # Unbundle cubeb
+ sed -i -e '/cubeb/d' 3rdparty/CMakeLists.txt || die
+ sed -i -e '$afind_package(cubeb)\n' CMakeLists.txt || die
+ sed -i -e 's/3rdparty::cubeb/cubeb/' rpcs3/Emu/CMakeLists.txt || die
+
+ # Unbundle yaml-cpp: system yaml-cpp should be compiled with -fexceptions
+ # sed -i -e '/yaml-cpp/d' 3rdparty/CMakeLists.txt || die
+ # sed -i -e '$afind_package(yaml-cpp)\n' CMakeLists.txt || die
+ # sed -i -e 's/3rdparty::yaml-cpp/yaml-cpp/' rpcs3/Emu/CMakeLists.txt \
+ # rpcs3/rpcs3qt/CMakeLists.txt || die
+
+ # Fix build with GCC 15
+ # https://github.com/KhronosGroup/glslang/commit/e40c14a3e007fac0e4f2e4164fdf14d1712355bd
+ sed -i '//a#include ' 3rdparty/glslang/glslang/SPIRV/SpvBuilder.h || die
+
+ cmake_src_prepare
+}
+
+src_configure() {
+ filter-lto
+
+ local mycmakeargs=(
+ -DBUILD_SHARED_LIBS=OFF # to remove after unbundling
+ -DUSE_PRECOMPILED_HEADERS=ON
+ -DUSE_SYSTEM_CURL=ON
+ -DUSE_SYSTEM_FFMPEG=ON
+ -DUSE_SYSTEM_FLATBUFFERS=ON
+ -DUSE_SYSTEM_LIBPNG=ON
+ -DUSE_SYSTEM_LIBUSB=ON
+ -DUSE_SYSTEM_PUGIXML=ON
+ -DUSE_SYSTEM_XXHASH=ON
+ -DUSE_SYSTEM_ZLIB=ON
+ -DUSE_DISCORD_RPC=$(usex discord)
+ -DUSE_FAUDIO=$(usex faudio)
+ -DUSE_SYSTEM_OPENCV=$(usex opencv)
+ -DUSE_VULKAN=$(usex vulkan)
+ -DWITH_LLVM=$(usex llvm)
+ $(cmake_use_find_package wayland Wayland)
+ )
+ # These options are defined conditionally to suppress QA notice
+ use faudio && mycmakeargs+=( -DUSE_SYSTEM_FAUDIO=$(usex faudio) )
+
+ cmake_src_configure
+
+ sed -i -e 's/FFMPEG_LIB_AVFORMAT-NOTFOUND/avformat/' -e 's/FFMPEG_LIB_AVCODEC-NOTFOUND/avcodec/' \
+ -e 's/FFMPEG_LIB_AVUTIL-NOTFOUND/avutil/' -e 's/FFMPEG_LIB_SWSCALE-NOTFOUND/swscale/' \
+ -e 's/FFMPEG_LIB_SWRESAMPLE-NOTFOUND/swresample/' "${BUILD_DIR}"/build.ninja || die
+}
+
+src_install() {
+ cmake_src_install
+
+ # remove unneccessary files to save some space
+ rm -rf "${ED}/usr/share/rpcs3/"{git,test} || die
+}