diff --git a/games-engines/openmw/Manifest b/games-engines/openmw/Manifest
index 664a8f7a5c794..8f8101ca1bc28 100644
--- a/games-engines/openmw/Manifest
+++ b/games-engines/openmw/Manifest
@@ -1 +1,2 @@
 DIST openmw-0.44.0.tar.gz 4976422 BLAKE2B 9dec8412aa68ac35ba51926c7e5c5a64ce717ea6677162e0b35439a59c482375b7729bd462fa6e8da2e9b463c1121cdca0a5b42f553095da82a83cefb11986ce SHA512 1b178891274361b7821ac1d3d66976ed5d443545531499d98f7ed30823f3891172cc5dcb3f7382ba0f561774a92b9ad8805e0c9582b78d2f010e4ed661219017
+DIST openmw-0.45.0.tar.gz 4711103 BLAKE2B 85676294b07170dd6845892e9e7b354c5767428584c76ea2e1a64e9f9c72c46c279fdf5043058d37b927cb55e6cf2e2222833129d64954cdcdb3af4eb4b84dc3 SHA512 b968426659457cf486f6756f7ab82cc4cb34a92923c433dd86f711e5d7097f75441ed17daa50d21f15f1847f5aed1f4c3a094a06cfd3f2e9b90aa182742c596f
diff --git a/games-engines/openmw/openmw-0.45.0.ebuild b/games-engines/openmw/openmw-0.45.0.ebuild
new file mode 100644
index 0000000000000..6a6f448a3fc25
--- /dev/null
+++ b/games-engines/openmw/openmw-0.45.0.ebuild
@@ -0,0 +1,129 @@
+# Copyright 1999-2019 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=7
+
+inherit cmake-utils xdg-utils readme.gentoo-r1
+
+DESCRIPTION="Open source reimplementation of TES III: Morrowind"
+HOMEPAGE="https://openmw.org/"
+SRC_URI="https://github.com/OpenMW/openmw/archive/${P}.tar.gz"
+
+LICENSE="GPL-3 MIT BitstreamVera ZLIB"
+SLOT="0"
+KEYWORDS="~amd64 ~x86"
+IUSE="doc devtools +qt5"
+
+# FIXME: Unbundle dev-games/openscenegraph-qt in extern/osgQt directory,
+# used when BUILD_OPENCS flag is enabled. See bug #676266.
+
+RDEPEND="
+	dev-games/mygui
+	>=dev-games/openscenegraph-3.5.5:=[ffmpeg,jpeg,png,sdl,svg,truetype,zlib]
+	dev-libs/boost:=[threads]
+	dev-libs/tinyxml[stl]
+	media-libs/libsdl2[joystick,opengl,video]
+	media-libs/openal
+	media-video/ffmpeg:=
+	>=sci-physics/bullet-2.86:=
+	virtual/opengl
+	qt5? (
+		app-arch/unshield
+		dev-qt/qtcore:5=
+		dev-qt/qtgui:5=
+		dev-qt/qtnetwork:5=
+		dev-qt/qtopengl:5=
+		dev-qt/qtwidgets:5=
+	)
+"
+
+DEPEND="${RDEPEND}"
+
+BDEPEND="
+	virtual/pkgconfig
+	doc? (
+		app-doc/doxygen[doc]
+		dev-python/sphinx
+	)
+"
+
+S="${WORKDIR}/${PN}-${P}"
+
+src_prepare() {
+	cmake-utils_src_prepare
+
+	# We don't install license files
+	sed -i '/LICDIR/d' CMakeLists.txt || die
+
+	# Use the system tinyxml headers
+	rm -v extern/oics/tiny{str,xml}* || die
+}
+
+src_configure() {
+	use devtools && ! use qt5 && \
+		elog "'qt5' USE flag is disabled, 'openmw-cs' will not be installed"
+
+	local mycmakeargs=(
+		-DBUILD_BSATOOL=$(usex devtools)
+		-DBUILD_DOCS=$(usex doc)
+		-DBUILD_ESMTOOL=$(usex devtools)
+		-DBUILD_LAUNCHER=$(usex qt5)
+		-DBUILD_NIFTEST=$(usex devtools)
+		-DBUILD_OPENCS=$(usex devtools $(usex qt5))
+		-DBUILD_WIZARD=$(usex qt5)
+		-DBUILD_UNITTESTS=OFF
+		-DGLOBAL_DATA_PATH=/usr/share
+		-DICONDIR="/usr/share/icons/hicolor/256x256/apps"
+		-DMORROWIND_DATA_FILES="/usr/share/morrowind-data"
+		-DUSE_SYSTEM_TINYXML=ON
+		-DDESIRED_QT_VERSION=5
+	)
+
+	cmake-utils_src_configure
+}
+
+src_compile() {
+	cmake-utils_src_compile
+
+	if use doc ; then
+		cmake-utils_src_compile doc
+		find "${CMAKE_BUILD_DIR}"/docs/Doxygen/html \
+			-name '*.md5' -type f -delete || die
+		HTML_DOCS=( "${CMAKE_BUILD_DIR}"/docs/Doxygen/html/. )
+	fi
+}
+
+src_install() {
+	cmake-utils_src_install
+
+	local DOC_CONTENTS="
+	You need the original Morrowind data files. If you haven't
+	installed them yet, you can install them straight via the
+	installation wizard which is the officially supported method
+	(either by using the launcher or by calling 'openmw-wizard'
+	directly).\n"
+
+	if ! use qt5; then
+		local DOC_CONTENTS+="\n\n
+		USE flag 'qt5' is disabled, 'openmw-launcher' and
+		'openmw-wizard' are not available. You are on your own for
+		making the Morrowind data files available and pointing
+		openmw at them.\n\n
+		Additionally; you must import the Morrowind.ini file before
+		running openmw with the Morrowind data files for the first
+		time. Typically this can be done like so:\n\n
+		\t mkdir -p ~/.config/openmw\n
+		\t openmw-iniimporter /path/to/Morrowind.ini ~/.config/openmw/openmw.cfg"
+	fi
+
+	readme.gentoo_create_doc
+}
+
+pkg_postinst() {
+	xdg_icon_cache_update
+	readme.gentoo_print_elog
+}
+
+pkg_postrm() {
+	xdg_icon_cache_update
+}