diff --git a/net-libs/ortp/Manifest b/net-libs/ortp/Manifest
new file mode 100644
index 0000000..b4b11c9
--- /dev/null
+++ b/net-libs/ortp/Manifest
@@ -0,0 +1 @@
+DIST ortp-5.1.3.tar.gz 240028 BLAKE2B 642cb68fd787698de7900a3bfcc95f7b27b3a9080cd0d841a24c5a7999d195dedfb3f3c59c011b8a31076bf20ae77132b0dac66cee6a5b9837dd410f1fa8efeb SHA512 cba21088126d8fbf0942ae17cc3741fa0078a1ac0e8745d3b975a4d9065fc7dd27912698210e4fda0c39a93a5fd2b1617c3c314776b6cfb599d4f6af691457e3
diff --git a/net-libs/ortp/metadata.xml b/net-libs/ortp/metadata.xml
new file mode 100644
index 0000000..d067907
--- /dev/null
+++ b/net-libs/ortp/metadata.xml
@@ -0,0 +1,22 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE pkgmetadata SYSTEM "http://www.gentoo.org/dtd/metadata.dtd">
+<pkgmetadata>
+	<maintainer type="person">
+		<email>spiderx@spiderx.dp.ua</email>
+		<name>Vladimir Pavljuchenkov</name>
+	</maintainer>
+	<maintainer type="project">
+		<email>proxy-maint@gentoo.org</email>
+		<name>Proxy Maintainers</name>
+	</maintainer>
+	<longdescription lang="en">
+	oRTP is a library that implements Real-Time Transport Protocol
+	(RFC 3550). It is available for most unix clones (primilarly Linux and HP-UX).
+	</longdescription>
+	<use>
+		<flag name="ntp-timestamp">Turn on NTP timestamping on received packet</flag>
+	</use>
+	<upstream>
+		<remote-id type="github">BelledonneCommunications/ortp</remote-id>
+	</upstream>
+</pkgmetadata>
diff --git a/net-libs/ortp/ortp-5.1.3.ebuild b/net-libs/ortp/ortp-5.1.3.ebuild
new file mode 100644
index 0000000..6077aa8
--- /dev/null
+++ b/net-libs/ortp/ortp-5.1.3.ebuild
@@ -0,0 +1,49 @@
+# Copyright 1999-2022 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=8
+
+inherit cmake
+
+DESCRIPTION="Open Real-time Transport Protocol (RTP, RFC3550) stack"
+HOMEPAGE="https://gitlab.linphone.org/BC/public/ortp"
+SRC_URI="https://gitlab.linphone.org/BC/public/${PN}/-/archive/${PV}/${P}.tar.gz"
+
+LICENSE="GPL-3"
+KEYWORDS="~amd64 ~x86"
+SLOT="0"
+IUSE="debug doc ntp-timestamp minimal static-libs test"
+RESTRICT="!test? ( test )"
+
+RDEPEND="net-libs/bctoolbox[test?]"
+DEPEND="${RDEPEND}"
+BDEPEND="virtual/pkgconfig
+	doc? ( app-doc/doxygen )"
+
+src_prepare() {
+	# Fix path for datadir
+	sed -i  -e "/ORTP_DOC_VERSION/s/MINOR}/MINOR}.\${ORTP_MICRO_VERSION}/" \
+		-e "/ORTP_DOC_VERSION/s/ORTP_VERSION_MAJOR/ORTP_MAJOR_VERSION/" \
+		-e "/ORTP_DOC_VERSION/s/ORTP_VERSION_MINOR/ORTP_MINOR_VERSION/" \
+		-e "/oRTP VERSION/s/0/$(ver_cut 3)/" \
+		CMakeLists.txt || die "sed failed for CMakeLists.txt"
+
+	# Fix tests
+	sed -i '/EXECUTABLES/s/ fectest//' src/tests/CMakeLists.txt \
+		|| die "sed failed for tests/CMakeLists.txt"
+
+	cmake_src_prepare
+}
+
+src_configure() {
+	local mycmakeargs=(
+		-DENABLE_DEBUG_LOGS="$(usex debug)"
+		-DENABLE_DOC="$(usex doc)"
+		-DENABLE_NTP_TIMESTAMP="$(usex ntp-timestamp)"
+		-DENABLE_PERF="$(usex minimal)"
+		-DENABLE_STATIC="$(usex static-libs)"
+		-DENABLE_TESTS="$(usex test)"
+	)
+
+	cmake_src_configure
+}