diff --git a/dev-libs/libchdr/Manifest b/dev-libs/libchdr/Manifest
new file mode 100644
index 0000000000..6b14cbe170
--- /dev/null
+++ b/dev-libs/libchdr/Manifest
@@ -0,0 +1 @@
+DIST libchdr-0_p20230230.tar.gz 1748513 BLAKE2B 03fc5507b7f598995fede477f26c8ab41cd16c658e4ca5c193e581840f14ead0db4ab8da3b888a2e03fb4c78c19af0f08cbab9feefe488dc230ec0fbd3941a91 SHA512 c25084b2257083c4bddd84d13e3dc0d30fea548a4e50a6beefd5282383480eaaa293c044647e2aff339d087dae87c3ef871137a43db766e08a1dffd8801c3367
diff --git a/dev-libs/libchdr/libchdr-0_p20230230.ebuild b/dev-libs/libchdr/libchdr-0_p20230230.ebuild
new file mode 100644
index 0000000000..45f61ac969
--- /dev/null
+++ b/dev-libs/libchdr/libchdr-0_p20230230.ebuild
@@ -0,0 +1,28 @@
+# Copyright 2022-2023 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=8
+
+inherit cmake
+
+HASH_CHDR=fec8ab94212cc65d9d9a62cb3da924f5830c04b0
+
+DESCRIPTION="Standalone library for reading MAME's CHDv1-v5 formats"
+HOMEPAGE="https://github.com/rtissera/libchdr/"
+SRC_URI="https://github.com/rtissera/libchdr/archive/${HASH_CHDR}.tar.gz -> ${P}.tar.gz"
+S="${WORKDIR}/${PN}-${HASH_CHDR}"
+
+LICENSE="BSD"
+SLOT="0"
+KEYWORDS="~amd64 ~x86"
+
+RDEPEND="sys-libs/zlib:="
+DEPEND="${RDEPEND}"
+
+src_configure() {
+	local mycmakeargs=(
+		-DWITH_SYSTEM_ZLIB=yes
+	)
+
+	cmake_src_configure
+}
diff --git a/dev-libs/libchdr/metadata.xml b/dev-libs/libchdr/metadata.xml
new file mode 100644
index 0000000000..f94aef5486
--- /dev/null
+++ b/dev-libs/libchdr/metadata.xml
@@ -0,0 +1,11 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE pkgmetadata SYSTEM "https://www.gentoo.org/dtd/metadata.dtd">
+<pkgmetadata>
+	<maintainer type="person">
+		<email>samuel.bauer@yahoo.fr</email>
+		<name>Samuel BAUER</name>
+	</maintainer>
+	<upstream>
+		<remote-id type="github">rtissera/libchdr</remote-id>
+	</upstream>
+</pkgmetadata>