diff --git a/net-libs/ngtcp2/Manifest b/net-libs/ngtcp2/Manifest
index 9b57203b8d2d9..c60c842bc9939 100644
--- a/net-libs/ngtcp2/Manifest
+++ b/net-libs/ngtcp2/Manifest
@@ -5,3 +5,4 @@ DIST ngtcp2-1.14.0.tar.xz 662652 BLAKE2B 87cfb6bb6bab7d5067a69d2479dc8bce1a63817
 DIST ngtcp2-1.15.0.tar.xz 673064 BLAKE2B 6671a4388dee95970b9f9e3c1d76c26860070f34ca40e4aaf30915910302a8d71f506786baeaeed083a43e37eafd039c0c87089fe87a34066144348c5378e912 SHA512 8d621f49561f80242ec1737ac9706adf7525c17e268f84dbb05c21fd9346921d458d8e64eebad50e4c04d4059aecb5c00245f7fde41781a31fe7da9634b1b222
 DIST ngtcp2-1.15.1.tar.xz 668640 BLAKE2B ad100077499adc06227580f6944ae0410b55b7d789f1e1668c70935556aa3d184575336a93f579eaf238b3ccd7b32cd37c6230adbacb7c211dd167576f7364ef SHA512 7d22a58be2292453d9a056f5a39dcdfc04cd2e6db09270be3c6cda4e86c69162e9aca162785b42f34655ffe62b90fb77d0121870bb98ca37cec41b38bd2e47c5
 DIST ngtcp2-1.16.0.tar.xz 674160 BLAKE2B 68986cc5203b18f6b8ab793a4f80c969c095f83722f7b3e526dff61b17a775ed6a90690e1bb5b3f30f36bd195623e975c56a809dca8353e2c7e512f9b7cbee1e SHA512 998aebd1088435745d65900f45304dc59266f0e5997c0fe93cd052bc746493953efc9f43aa10776eeea407747d7480e529a948112f150a2ba3669d0cd1bb2b26
+DIST ngtcp2-1.17.0.tar.xz 679244 BLAKE2B 4c0201d1f5a42f6aa7bcd93960289cb3277a4fe3158922c7be40c265cc610802d749b164f9bded81082e4325348430e1826dbb900ee7a0c1cbc2c90822f95bda SHA512 612fb2a55c95717e38ad7792261ac34372b344addc9437674425acfcbcf1faec6572affab430ab818afa275cbf8f9bb1e2a6b3876adcd6c5538f221736066a35
diff --git a/net-libs/ngtcp2/ngtcp2-1.17.0.ebuild b/net-libs/ngtcp2/ngtcp2-1.17.0.ebuild
new file mode 100644
index 0000000000000..1120f2fc5e63b
--- /dev/null
+++ b/net-libs/ngtcp2/ngtcp2-1.17.0.ebuild
@@ -0,0 +1,60 @@
+# Copyright 1999-2025 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=8
+
+# Built with autotools rather than cmake to avoid circular dep (bug #951524
+
+inherit multilib-minimal
+
+if [[ ${PV} == 9999 ]] ; then
+	EGIT_REPO_URI="https://github.com/ngtcp2/ngtcp2.git"
+	inherit autotools git-r3
+else
+	SRC_URI="https://github.com/ngtcp2/ngtcp2/releases/download/v${PV}/${P}.tar.xz"
+
+	KEYWORDS="~amd64 ~arm ~arm64 ~hppa ~loong ~mips ~ppc ~ppc64 ~riscv ~sparc ~x86"
+fi
+
+DESCRIPTION="Implementation of the IETF QUIC Protocol"
+HOMEPAGE="https://github.com/ngtcp2/ngtcp2"
+
+LICENSE="MIT"
+SLOT="0/0"
+IUSE="+gnutls openssl +ssl"
+REQUIRED_USE="ssl? ( || ( gnutls openssl ) )"
+
+RDEPEND="
+	ssl? (
+		gnutls? ( >=net-libs/gnutls-3.7.2:=[${MULTILIB_USEDEP}] )
+		openssl? ( >=dev-libs/openssl-1.1.1:=[${MULTILIB_USEDEP}] )
+	)
+"
+DEPEND="${RDEPEND}"
+BDEPEND="virtual/pkgconfig"
+
+src_prepare() {
+	default
+	[[ ${PV} == 9999 ]] && eautoreconf
+}
+
+multilib_src_configure() {
+	local myeconfargs=(
+		--disable-werror
+		--enable-lib-only
+		$(use_with openssl)
+		$(use_with gnutls)
+		--without-boringssl
+		--without-picotls
+		--without-wolfssl
+		--without-libev
+		--without-libnghttp3
+		--without-jemalloc
+	)
+	ECONF_SOURCE="${S}" econf "${myeconfargs[@]}"
+}
+
+multilib_src_install_all() {
+	einstalldocs
+	find "${ED}"/usr -type f -name '*.la' -delete || die
+}