diff --git a/dev-lang/erlang/Manifest b/dev-lang/erlang/Manifest
index 8ab1608aee137..ed6b8b0e6a27e 100644
--- a/dev-lang/erlang/Manifest
+++ b/dev-lang/erlang/Manifest
@@ -7,7 +7,7 @@ DIST erlang-28.1.tar.gz 63993104 BLAKE2B b02df23135c00940f8122133cfb581f56d23f38
 DIST erlang-28.2.tar.gz 64008686 BLAKE2B e8adb32dbe6c85a9b00d489d051d50889ba718a5ad7ab09fba3912bfaf533aa9efd2d390ac6e01c46708c777052dcf056d45463d59cd259e37d4da5734d83564 SHA512 cd2fbd818bf96a246de6c4a9c708bb2ee7f539ef38eb916d5b094f66d3156b2522afe2fbfb1ca75bec1735c341c6b4edcfb1ba0ce848b59d84d9aa0ef48794cc
 DIST erlang-28.3.1.tar.gz 64130997 BLAKE2B b00ed37125a0130040e08d170bae5d669b9570edeac6dc0d27cbe032eddadc4a1f136eeb1817eb4ea99781e59e90f8ba695990d598508f3b939bf87ba80877ac SHA512 1de8ffff33f8f71ddf5af0d309158962cee87ab9ca5ba01dc1750694b28564fb96f90a1acd46e87c0867ec36a49801b8a74a596c8c1378976a16006f5adca47f
 DIST erlang-28.3.tar.gz 64134195 BLAKE2B f9079b89191cdb7ceea6a1b3fc4da1eae78df2875a35dbba6ed37ca8035a11f63561c0666acaab804679124fc9f6272b2991a87855ac1608e8eac8eee2ee4765 SHA512 0120a6d7f1364915db2d0ec8fe184ab64132c94b55a2b0b64c54b88bd19a925295059efca20f1802733bb2d1780372f3b9113829a78b9c0d3e8d4eceb7fde0f3
-DIST erlang-28.5.tar.gz 64389106 BLAKE2B c39a0b1b300c3861ebd2134ec9c4877954f878fc28422034ae14f0e1ca43023888a41bb23d775c49d1eeaf0201aa7cd9c514ed3886a8f9f04d575b1d99b88a26 SHA512 27d80ed6bb47208ced51705db6812305bf17b18c2f03cd5c25ed809150e7c6df96813b92bc4909dbe7e8f720b7f605c2408985eaa14ae951a74005c727b071d6
+DIST erlang-28.5.0.3.tar.gz 64411436 BLAKE2B 1fdb80cbf2fb44f8eb308f7aefbe6131ac8158ea7bda3b4fe2bb7a7944752f7864f4e20b6b1ec299105ef8a05cc0a6813ba7bbb0cc93e89d53c9ee0394ab2b88 SHA512 2e5a48d6f203ebefc572b19ebf04a1d153e694816b3f3ae595f4dd883f140845f5dfd8e5425c33c1bba983ee7688244d52412ad37ab3bcf1cbdbda9d6149f312
 DIST erlang-29.0.tar.gz 65074776 BLAKE2B 254b0ae125516a0734f753cc89bd0f18f1a115521eba9f5e5b84d21ca0d2c11f5b423cd9852ce370a30dd8d734ded09e514d78ba689a524b57f4fa312b941506 SHA512 eecee96fca40db445828ccb7271b96dc97a34b5195fe0c7937442c04b7c42af1cab0bc1c8081ea71b1bb2661ac15a2f2c9124535680af4f82ab0d1b98c0dc96e
 DIST erlang_doc_html_26.2.tar.gz 37572819 BLAKE2B c9e5dcaf4a282063a58883fc63adb14e4448333e07994542fdf6dfb29cf4c782f3b7a33b4b6543ffa64b2ce9f40fa9482ca798181bd84e00ebaf5a3223d300d4 SHA512 846f42666d190c9c2b4c11048e842f921d2bc9767483b6f54095c3aba0cbea9a0fbe06daac4c4837b371f9653346660704ea957fd9fbb6606e4274897042abaa
 DIST erlang_doc_html_27.3.tar.gz 26018303 BLAKE2B cd21ae4f8d50b9b939539ecc508c085d1815fa927798258f6ef2ce139bf4a1e31f2f420185684a8820a93ead671c3149510cd7bb87c8c6b68817133208be3cc0 SHA512 85e775556af7ea44393797295eb3c676ebe57523c7fba1a1b042a135d7b9dc4bf2b8ae66284486f84dd749b9e4f1739276f32294050215ac4f03e6c86efb71e6
diff --git a/dev-lang/erlang/erlang-28.5.0.3.ebuild b/dev-lang/erlang/erlang-28.5.0.3.ebuild
new file mode 100644
index 0000000000000..ce8ecd327b176
--- /dev/null
+++ b/dev-lang/erlang/erlang-28.5.0.3.ebuild
@@ -0,0 +1,167 @@
+# Copyright 1999-2026 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=8
+WX_GTK_VER="3.2-gtk3"
+
+inherit autotools flag-o-matic java-pkg-opt-2 systemd toolchain-funcs wxwidgets
+
+UPSTREAM_V="$(ver_cut 1-2)"
+
+DESCRIPTION="Erlang programming language, runtime environment and libraries (OTP)"
+HOMEPAGE="https://www.erlang.org/ https://github.com/erlang/otp"
+SRC_URI="https://github.com/erlang/otp/archive/OTP-${PV}.tar.gz -> ${P}.tar.gz
+	https://github.com/${PN}/otp/releases/download/OTP-${UPSTREAM_V}/otp_doc_man_${UPSTREAM_V}.tar.gz
+		-> ${PN}_doc_man_${UPSTREAM_V}.tar.gz
+	doc? ( https://github.com/${PN}/otp/releases/download/OTP-${UPSTREAM_V}/otp_doc_html_${UPSTREAM_V}.tar.gz
+		 -> ${PN}_doc_html_${UPSTREAM_V}.tar.gz )"
+S="${WORKDIR}"/otp-OTP-${PV}
+
+LICENSE="Apache-2.0"
+# We use this subslot because Compiled HiPE Code can be loaded on the exact
+# same build of ERTS that was used when compiling the code.  See
+# http://erlang.org/doc/system_principles/misc.html for more information.
+SLOT="0/${PV}"
+KEYWORDS="~amd64 ~arm ~arm64 ~hppa ~ppc ~ppc64 ~riscv ~sparc ~x86 ~x64-macos ~x64-solaris"
+IUSE="doc java +kpoll odbc sctp ssl systemd tk wxwidgets"
+
+RDEPEND="
+	acct-group/epmd
+	acct-user/epmd
+	sys-libs/ncurses:0
+	virtual/zlib:=
+	java? ( >=virtual/jdk-1.8:* )
+	odbc? ( dev-db/unixODBC )
+	sctp? ( net-misc/lksctp-tools )
+	ssl? ( >=dev-libs/openssl-0.9.7d:0= )
+	systemd? ( sys-apps/systemd )
+	wxwidgets? (
+		dev-libs/glib:2
+		x11-libs/wxGTK:${WX_GTK_VER}=[X,opengl]
+		virtual/glu
+	)
+"
+DEPEND="${RDEPEND}
+	dev-lang/perl
+"
+
+PATCHES=(
+	"${FILESDIR}"/${PN}-27.0-dont-ignore-LDFLAGS.patch
+	"${FILESDIR}"/${PN}-24.0.2-serial-configure.patch
+)
+
+SITEFILE=50"${PN}"-gentoo.el
+
+QA_CONFIG_IMPL_DECL_SKIP=(
+	# FreeBSD & OpenBSD
+	pthread_set_name_np
+)
+
+src_prepare() {
+	default
+
+	tc-export AR CPP CXX LD
+
+	# bug #797886: erlang's VM does unsafe casts for ints
+	# to pointers and back. This breaks on gcc-11 -flto.
+	append-flags -fno-strict-aliasing
+
+	# Ensure that we use erl_interface's libei.a, and not the system
+	# libei.so from dev-libs/libei. Bug #912888.
+	sed -i 's/-lei$/-l:libei.a/' \
+		"${S}"/lib/odbc/c_src/Makefile.in || die
+	(cd "${S}"/lib/odbc &&
+		 eautoconf -B "${S}"/make/autoconf &&
+		 eautoheader -B "${S}"/make/autoconf) || die
+}
+
+src_configure() {
+	use wxwidgets && setup-wxwidgets
+
+	local myconf=(
+		--disable-builtin-zlib
+
+		# don't search for static zlib
+		--with-ssl-zlib=no
+
+		$(use_enable kpoll kernel-poll)
+		$(use_with java javac)
+		$(use_with odbc)
+		$(use_enable sctp)
+		$(usex ssl ssl="${EPREFIX}"/usr "--without-ssl")
+		$(use_enable ssl dynamic-ssl-lib)
+		$(use_enable systemd)
+		$(usex wxwidgets "--with-wx-config=${WX_CONFIG}" "--with-wxdir=/dev/null")
+	)
+	econf "${myconf[@]}"
+}
+
+src_compile() {
+	emake
+	use doc && emake docs DOC_TARGETS=chunks
+}
+
+src_test() {
+	# Only run a subset of tests to test that everything was built
+	# successfully, otherwise we will be here for a long time.
+	emake kernel_test ARGS="-suite os_SUITE"
+}
+
+extract_version() {
+	local path="$1"
+	local var_name="$2"
+	sed -n -e "/^${var_name} = \(.*\)$/s::\1:p" "${S}/${path}/vsn.mk" || die "extract_version() failed"
+}
+
+src_install() {
+	local erl_libdir_rel="$(get_libdir)/erlang"
+	local erl_libdir="/usr/${erl_libdir_rel}"
+	local erl_interface_ver="$(extract_version lib/erl_interface EI_VSN)"
+	local erl_erts_ver="$(extract_version erts VSN)"
+	local my_manpath="/usr/share/${PN}/man"
+
+	[[ -z "${erl_erts_ver}" ]] && die "Couldn't determine erts version"
+	[[ -z "${erl_interface_ver}" ]] && die "Couldn't determine interface version"
+
+	emake INSTALL_PREFIX="${D}" install
+
+	if use doc ; then
+		emake INSTALL_PREFIX="${D}" install-docs DOC_TARGETS=chunks
+
+		# Note: we explicitly install docs into:
+		#     /usr/share/doc/${PF}/{doc,lib,erts-*}
+		# To maintain that layout we gather everything in 'html-docs'.
+		# See bug #684376.
+		mkdir html-docs || die
+		mv "${WORKDIR}"/doc "${WORKDIR}"/lib "${WORKDIR}"/erts-* html-docs/ || die
+		local DOCS=( "AUTHORS" "HOWTO"/* "README.md" "CONTRIBUTING.md" html-docs/. )
+		docompress -x /usr/share/doc/${PF}
+	else
+		local DOCS=("README.md")
+	fi
+
+	einstalldocs
+
+	dosym "../${erl_libdir_rel}/bin/erl" /usr/bin/erl
+	dosym "../${erl_libdir_rel}/bin/erlc" /usr/bin/erlc
+	dosym "../${erl_libdir_rel}/bin/escript" /usr/bin/escript
+	dosym "../${erl_libdir_rel}/lib/erl_interface-${erl_interface_ver}/bin/erl_call" /usr/bin/erl_call
+	dosym "../${erl_libdir_rel}/erts-${erl_erts_ver}/bin/beam.smp" /usr/bin/beam.smp
+
+	## Clean up the no longer needed files
+	rm "${ED}/${erl_libdir}/Install" || die
+
+	# Bug #922743
+	docompress "${my_manpath}"
+
+	insinto "${my_manpath}"
+	doins -r "${WORKDIR}"/man/*
+	# extend MANPATH, so the normal man command can find it
+	# see bug 189639
+	newenvd - "90erlang" <<-_EOF_
+		MANPATH="${my_manpath}"
+	_EOF_
+
+	newinitd "${FILESDIR}"/epmd.init-r3 epmd
+	use systemd && systemd_newunit "${FILESDIR}"/epmd.service-r1 epmd.service
+}