diff --git a/sys-apps/intel-cmt-cat/Manifest b/sys-apps/intel-cmt-cat/Manifest
index 59cfff0d6b..8820d1e5a1 100644
--- a/sys-apps/intel-cmt-cat/Manifest
+++ b/sys-apps/intel-cmt-cat/Manifest
@@ -1 +1,2 @@
 DIST intel-cmt-cat-4.2.0.tar.gz 470596 BLAKE2B 781e69a7019a27e87b6b6c8d2c914305a837d019cadf8d1b6221942c631e0e46531a292379d7979ae88e7a590b155bc4e5a62777bdd9ebfb2881471ef64bfa32 SHA512 ccfae2e3fa5bb8b7dfe5ed39ab20a8526eb759378aeb14fb7ed79f4f94820cd69e497c9e7d411f1d9ec40c07ca4c7c4f2db6ff1e034a8517c01c06bd8a70d4b6
+DIST intel-cmt-cat-4.3.0.tar.gz 478547 BLAKE2B 09dc746f9861dd1db5bdf7a46c469b57dbcf5215a9b418207581d4fe5abcdc4157169ace781f34f17228a5b4ad130af3a01f760d2c679be4c7d4efd3fc8208e4 SHA512 8229af3e931d7f32f1723c38cea9d3197554c076d64030256b05d44c2f1e6c3271501352ed4a8a8f4027a7c196f0a1fcf45fff48cb6f0f14c1d1ef45f7784fcd
diff --git a/sys-apps/intel-cmt-cat/intel-cmt-cat-4.3.0.ebuild b/sys-apps/intel-cmt-cat/intel-cmt-cat-4.3.0.ebuild
new file mode 100644
index 0000000000..7e8662eb67
--- /dev/null
+++ b/sys-apps/intel-cmt-cat/intel-cmt-cat-4.3.0.ebuild
@@ -0,0 +1,139 @@
+# Copyright 2020-2022 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=8
+
+PYTHON_COMPAT=( python3_{8..10} ) #pypy3 has warnings
+
+inherit distutils-r1 perl-module
+
+DESCRIPTION="User space software for Intel(R) Resource Director Technology"
+HOMEPAGE="
+	https://www.intel.com/content/www/us/en/architecture-and-technology/resource-director-technology.html
+	https://github.com/intel/intel-cmt-cat
+"
+SRC_URI="https://github.com/intel/intel-cmt-cat/archive/refs/tags/v${PV}.tar.gz -> ${P}.tar.gz"
+
+LICENSE="BSD"
+SLOT="0"
+KEYWORDS="~amd64"
+IUSE="appqos perl"
+
+RDEPEND="
+	${PYTHON_DEPS}
+	appqos? (
+		dev-python/flask[${PYTHON_USEDEP}]
+		dev-python/flask-restful[${PYTHON_USEDEP}]
+		dev-python/gevent[${PYTHON_USEDEP}]
+		dev-python/jsonschema[${PYTHON_USEDEP}]
+		dev-python/pexpect[${PYTHON_USEDEP}]
+		dev-python/psutil[${PYTHON_USEDEP}]
+		sys-apps/CommsPowerManagement[${PYTHON_USEDEP}]
+	)
+	perl? ( dev-lang/perl:= )
+"
+DEPEND="
+	${RDEPEND}
+	test? ( appqos? ( dev-python/mock[${PYTHON_USEDEP}] ) )
+"
+
+REQUIRED_USE="${PYTHON_REQUIRED_USE}"
+PATCHES=(
+	"${FILESDIR}/${PN}-perl-makefile.patch"
+	"${FILESDIR}/${PN}-do-not-strip.patch"
+	"${FILESDIR}/${PN}-respect-flags.patch"
+)
+
+distutils_enable_tests unittest
+distutils_enable_tests pytest
+
+src_prepare() {
+	mkdir -p "${T}/prefix" || die
+
+	distutils-r1_python_prepare_all
+}
+
+src_compile() {
+	emake all PREFIX="${T}/prefix"
+
+	pushd "lib/python" || die
+	python_foreach_impl distutils-r1_python_compile
+	popd || die
+
+	if use perl; then
+		pushd "lib/perl" || die
+		perl-module_src_configure
+		perl-module_src_compile
+		popd || die
+	fi
+}
+
+src_install() {
+	emake install PREFIX="${T}/prefix"
+
+	dobin "${T}"/prefix/bin/*
+	doheader "${T}"/prefix/include/*
+	doman "${T}"/prefix/man/man*/*
+	dolib.so "${T}"/prefix/lib/*
+
+	dobin tools/membw/membw
+	dobin snmp/rdt-agentx.pl
+
+	dodoc ChangeLog README
+	docinto membw
+	dodoc tools/membw/README
+	docinto pqos
+	dodoc -r pqos/README pqos/configs
+	docinto lib
+	dodoc lib/README
+	docinto lib/python
+	dodoc lib/python/README.txt
+	docinto snmp
+	dodoc snmp/README
+	docinto rdtset
+	dodoc rdtset/README
+
+	if use appqos; then
+		docinto appqos
+		dodoc appqos/README.md
+	fi
+
+	unset DOCS
+	python_foreach_impl python_install
+
+	if use perl ; then
+		pushd "lib/perl" || die
+		unset DOCS
+		myinst=( DESTDIR="${D}" )
+		perl-module_src_install
+		popd || die
+		docinto lib/perl
+		dodoc lib/perl/README
+	fi
+}
+
+src_test() {
+	python_foreach_impl python_test
+}
+
+python_install() {
+	pushd "lib/python" || die
+	distutils-r1_python_install
+	popd || die
+
+	if use appqos; then
+		python_domodule appqos
+	fi
+}
+
+python_test() {
+	pushd "lib/python" || die
+	eunittest
+	popd || die
+
+	if use appqos; then
+		pushd "appqos" || die
+		epytest -vv tests
+		popd || die
+	fi
+}