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diff --git a/sci-mathematics/coq/coq-8.18.0.ebuild b/sci-mathematics/coq/coq-8.18.0.ebuild
new file mode 100644
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@@ -0,0 +1,112 @@
+# Copyright 1999-2023 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=8
+
+MY_PV=${PV/_p/pl}
+MY_P=${PN}-${MY_PV}
+
+inherit desktop dune edo
+
+DESCRIPTION="Proof assistant written in O'Caml"
+HOMEPAGE="http://coq.inria.fr/
+	https://github.com/coq/coq/"
+SRC_URI="https://github.com/coq/coq/archive/V${MY_PV}.tar.gz
+	-> ${P}.tar.gz"
+S="${WORKDIR}"/${MY_P}
+
+LICENSE="LGPL-2.1"
+SLOT="0/${PV}"
+KEYWORDS="~amd64 ~x86"
+IUSE="debug doc gui +ocamlopt test"
+RESTRICT="!test? ( test )"
+
+RDEPEND="
+	dev-ml/zarith:=
+	|| (
+		dev-ml/num
+		<dev-lang/ocaml-4.09.0[ocamlopt?]
+	)
+	gui? (
+		>=dev-ml/lablgtk-3.1.2:3=[sourceview,ocamlopt?]
+		>=dev-ml/lablgtk-sourceview-3.1.2:3=[ocamlopt?]
+	)
+"
+DEPEND="${RDEPEND}"
+BDEPEND="
+	dev-ml/findlib
+	doc? (
+		>=dev-java/antlr-4.7:4
+		dev-python/antlr4-python3-runtime
+		dev-python/beautifulsoup4
+		dev-python/pexpect
+		dev-python/sphinx-rtd-theme
+		dev-python/sphinxcontrib-bibtex
+		dev-tex/latexmk
+		dev-texlive/texlive-fontsextra
+		dev-texlive/texlive-latexextra
+		dev-texlive/texlive-xetex
+		media-fonts/freefont
+	)
+	test? ( dev-ml/ounit2 )
+"
+
+DOCS=( CODE_OF_CONDUCT.md CONTRIBUTING.md CREDITS INSTALL.md README.md )
+
+src_prepare() {
+	# Remove failing tests. bug #904186
+	rm -r test-suite/coq-makefile/timing || die
+
+	default
+}
+
+src_configure() {
+	export CAML_LD_LIBRARY_PATH="${S}/kernel/byterun/"
+
+	dune_packages=(
+		coq-core
+		coq-stdlib
+		coqide-server
+		coq
+	)
+	use gui && dune_packages+=( coqide )
+
+	emake clean
+
+	local -a myconf=(
+		-prefix /usr
+		-libdir /usr/$(get_libdir)/coq
+		-mandir /usr/share/man
+		-docdir /usr/share/doc/${PF}
+		-datadir /usr/share/coq
+		-configdir /etc/xdg/${PN}
+		-native-compiler $(usex ocamlopt yes no)
+	)
+	use debug && myconf+=( -debug )
+	edob sh ./configure "${myconf[@]}"
+}
+
+src_compile() {
+	emake DUNEOPT="--display=short --profile release" VERBOSE=1 dunestrap
+
+	dune-compile ${dune_packages[@]}
+
+	use doc && emake refman-html
+}
+
+src_install() {
+	dune-install ${dune_packages[@]}
+
+	if use gui ; then
+		make_desktop_entry coqide "Coq IDE" "${EPREFIX}/usr/share/coq/coq.png"
+	fi
+
+	# Dune installs into /usr/<libdir>/ocaml/<coq> but
+	# Coq wants /usr/<libdir>/<coq> ; symlink those directories
+	local sym
+	for sym in ${dune_packages[@]} ; do
+		dosym $(ocamlc -where)/${sym} /usr/$(get_libdir)/${sym}
+	done
+
+	einstalldocs
+}