diff --git a/dev-ada/e3-core/Manifest b/dev-ada/e3-core/Manifest
index 9f190aab54283..ca7d65622ff31 100644
--- a/dev-ada/e3-core/Manifest
+++ b/dev-ada/e3-core/Manifest
@@ -1,2 +1,3 @@
+DIST e3-core-22.10.0.tar.gz 805122 BLAKE2B e13446ca91045aa618caee15c5d86872f07b49010033b47df88900bce84c28e7a83246f48cc82695bc46ece5a15bdc9bb8fa309b19efbc793855acc0bcb4053a SHA512 6c4e7119cab4de99eeefaf6e703c46b7773db82ae32982485393edfcdd9ee4643d370c5382ef21bfebb1c9da202694151a68a6890b7b1eea3a269c1934b62481
 DIST e3-core-22.6.0.tar.gz 558104 BLAKE2B 95cc2a6d1c8570a3a0efa91676b4b1c2eac17b58e570084218e264ce36eb9662b0d7ef713afe01d4081db84d7416af608434be23179af6b7953b13400a9225ad SHA512 66707dc2d6d38f32e511587053b9c2f2457e0516ee4c98e06077abe596b77bb7c20a3a43c966f22e7f0339c6d15905649e237035e1abb012b4d5eb533f852f88
 DIST e3-core-22.8.0.tar.gz 796919 BLAKE2B 41a34fa7c29ffe6eca72f42ee8152fdc5a946a26567a6b39309c36b4de3c1584359499e3d008c746500602cefc9005411d312147442311ca671a8c006d5705ba SHA512 c0b330005588b7e8989c4384f7f3ebc3f03f0bd6fe7cd2ab116b7f9743b9df86465e92898b6494dafcb0c5059fd89358efec51bbd697f991bd77c6c8c805d919
diff --git a/dev-ada/e3-core/e3-core-22.10.0.ebuild b/dev-ada/e3-core/e3-core-22.10.0.ebuild
new file mode 100644
index 0000000000000..8cf613517c901
--- /dev/null
+++ b/dev-ada/e3-core/e3-core-22.10.0.ebuild
@@ -0,0 +1,77 @@
+# Copyright 2021-2025 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=8
+
+PYTHON_COMPAT=( python3_{10..13} )
+DISTUTILS_USE_PEP517=setuptools
+inherit distutils-r1 toolchain-funcs
+
+DESCRIPTION="Ease the development of portable automated build systems"
+HOMEPAGE="https://www.adacore.com/"
+SRC_URI="https://github.com/AdaCore/${PN}/archive/refs/tags/v${PV}.tar.gz
+	-> ${P}.tar.gz"
+
+LICENSE="GPL-3"
+SLOT="0"
+KEYWORDS="~amd64 ~arm64 ~x86"
+
+RDEPEND="
+	dev-python/colorama[${PYTHON_USEDEP}]
+	dev-python/coverage[${PYTHON_USEDEP}]
+	dev-python/distro[${PYTHON_USEDEP}]
+	dev-python/psutil[${PYTHON_USEDEP}]
+	dev-python/python-dateutil[${PYTHON_USEDEP}]
+	dev-python/pyyaml[${PYTHON_USEDEP}]
+	dev-python/requests-toolbelt[${PYTHON_USEDEP}]
+	dev-python/resolvelib[${PYTHON_USEDEP}]
+	dev-python/stevedore[${PYTHON_USEDEP}]
+	dev-python/tomlkit[${PYTHON_USEDEP}]
+	dev-python/tqdm[${PYTHON_USEDEP}]
+	!app-editors/e3"
+DEPEND="${RDEPEND}"
+BDEPEND="test? (
+	dev-python/mock[${PYTHON_USEDEP}]
+	dev-python/ptyprocess[${PYTHON_USEDEP}]
+	dev-python/pytest-socket[${PYTHON_USEDEP}]
+	dev-python/requests-mock[${PYTHON_USEDEP}]
+	dev-python/requests-cache[${PYTHON_USEDEP}]
+	dev-vcs/subversion
+)"
+
+distutils_enable_tests pytest
+distutils_enable_sphinx docs/source dev-python/sphinx-rtd-theme dev-python/sphinx-autoapi
+
+python_compile() {
+	distutils-r1_python_compile
+	find "${BUILD_DIR}" -name '*.pth' -delete || die
+}
+
+src_compile() {
+	local PLATFORM
+	if use amd64; then
+		PLATFORM=x86_64
+	elif use x86; then
+		PLATFORM=x86
+	elif use arm64; then
+		PLATFORM=aarch64
+	else
+		die "Not a recognized platform"
+	fi
+	PLATFORM+="-linux"
+	rm src/e3/os/data/rlimit* || die
+	$(tc-getCC) ${CFLAGS} -o src/e3/os/data/rlimit-${PLATFORM} \
+		tools/rlimit/rlimit.c ${LDFLAGS}
+	distutils-r1_src_compile
+}
+
+src_test() {
+	local EPYTEST_IGNORE=(
+		tests/tests_e3/python/main_test.py
+	)
+	local EPYTEST_DESELECT=(
+		tests/tests_e3/cve/cve_test.py::test_nvd_cve_search
+		tests/tests_e3/anod/spec_test.py::test_spec_check_dll_closure[arguments0-expected0]
+	)
+	distutils-r1_src_test
+}