diff --git a/dev-python/jupyterlab/Manifest b/dev-python/jupyterlab/Manifest
index 9e2ecbdde3d80..647f828a7468c 100644
--- a/dev-python/jupyterlab/Manifest
+++ b/dev-python/jupyterlab/Manifest
@@ -1,3 +1,5 @@
 DIST jupyterlab-4.5.11.tar.gz 24000794 BLAKE2B bfd3c3cfd00eb1aa1a2054580f437f720347cfd35c516f9b9ea608247e190797f82acb832cb40c5eb3f068db31c93a4ef3200dbba959d54ec0d97478e24327d5 SHA512 edc6d81b7cc5c1499ff66e0133858753fd6b594f0f3fa2e7fbccb96ef337538aa5806b3764f6dd2dea82e6c0fa8c8fe88a4a7610ea245cca4ed1405fce277616
 DIST jupyterlab-4.6.4.tar.gz 28335647 BLAKE2B c75b9880375b1f9cd40df57c96512f3763deccab71f468f58004d9600a0d9de65b9d1af2351cc48a754af98ff7e90f3052c053aed0a3edd18a3c53d00f8a1e59 SHA512 731d8a993434464960619f01e74aa4cf3b260d894be7db0fa6b9c29f4c2bf9afb00298999529511716b4d51700ffad630129566373d8102205da91dee047b011
 DIST jupyterlab-4.6.5.tar.gz 28393095 BLAKE2B e78846619ddea7cb5f0c67152968b464dcc8aca3852e5d380935b326887c1e97a7f23915bcdd3de1ecf0707ee5226388a8624f5bda5ae4f9abc622fb34b70a93 SHA512 e979ec000478ae2dd0d3cf81a676fafe92ab1f1bef309c73116f783364255292587dd269896d1dcb7f49856e84474900834dd796b3adc02bf6606df9de223a9d
+DIST jupyterlab-4.6.6.tar.gz 28406802 BLAKE2B 6485e1d46b73ecf23847a6849eca243930efd7585351f7df33b2c0b0782eeea7ccc0a2edf2188c90df70ee2c747eded5991c52c2c10e5a3cc1f75e2472d0731e SHA512 e94b2be523636e9847c2861ce2da29dd565c5454af22f1a1dcedcac7f94ad28f6a454708e1fca9d1850a39aa181f632599ae85245907f22a9219012a8b88b49c
+DIST jupyterlab-4.6.6.tar.gz.provenance 10097 BLAKE2B 4955d89e622ad335a87e61bf9aba1542d908c1b60910b3e8ba8e827d6ab9b9b26b3d83eb67c3a931705e45accb3e97ac938795fa45a7e634a691e691b2f488e7 SHA512 8cd43d9c7fdefe3b4b3e261edd1503373f281656278f5dcd9d81ddf4403c2b41fc0efa570817522e7a5a43884798f015ab933f40be479a2fc0dc8efd2f722a9e
diff --git a/dev-python/jupyterlab/jupyterlab-4.6.6.ebuild b/dev-python/jupyterlab/jupyterlab-4.6.6.ebuild
new file mode 100644
index 0000000000000..8080761163d6f
--- /dev/null
+++ b/dev-python/jupyterlab/jupyterlab-4.6.6.ebuild
@@ -0,0 +1,78 @@
+# Copyright 1999-2026 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=8
+
+DISTUTILS_USE_PEP517=hatchling
+PYPI_VERIFY_REPO=https://github.com/jupyterlab/jupyterlab
+PYTHON_COMPAT=( python3_{12..14} )
+
+inherit distutils-r1 pypi xdg
+
+DESCRIPTION="JupyterLab computational environment"
+HOMEPAGE="
+	https://jupyter.org/
+	https://github.com/jupyterlab/jupyterlab/
+	https://pypi.org/project/jupyterlab/
+"
+
+LICENSE="BSD MIT GPL-3 Apache-2.0"
+SLOT="0"
+KEYWORDS="~amd64 ~arm ~arm64"
+
+RDEPEND="
+	>=dev-python/async-lru-1.0.0[${PYTHON_USEDEP}]
+	>=dev-python/httpx-0.28.0[${PYTHON_USEDEP}]
+	>=dev-python/ipykernel-6.5.0[${PYTHON_USEDEP}]
+	>=dev-python/jinja2-3.0.3[${PYTHON_USEDEP}]
+	dev-python/jupyter-builder[${PYTHON_USEDEP}]
+	dev-python/jupyter-core[${PYTHON_USEDEP}]
+	>=dev-python/jupyter-lsp-2.0.0[${PYTHON_USEDEP}]
+	>=dev-python/jupyter-server-2.19.0[${PYTHON_USEDEP}]
+	<dev-python/jupyter-server-3[${PYTHON_USEDEP}]
+	>=dev-python/jupyterlab-server-2.28.0[${PYTHON_USEDEP}]
+	<dev-python/jupyterlab-server-3[${PYTHON_USEDEP}]
+	>=dev-python/notebook-shim-0.2[${PYTHON_USEDEP}]
+	>=dev-python/packaging-23.2[${PYTHON_USEDEP}]
+	>=dev-python/setuptools-41.1.0[${PYTHON_USEDEP}]
+	>=dev-python/tornado-6.2.0[${PYTHON_USEDEP}]
+	dev-python/traitlets[${PYTHON_USEDEP}]
+	net-libs/nodejs[npm]
+"
+
+BDEPEND="
+	dev-python/hatch-jupyter-builder[${PYTHON_USEDEP}]
+	test? (
+		dev-python/requests[${PYTHON_USEDEP}]
+		dev-python/requests-cache[${PYTHON_USEDEP}]
+		dev-python/virtualenv[${PYTHON_USEDEP}]
+	)
+"
+
+EPYTEST_DESELECT=(
+	# These tests call npm and want internet
+	jupyterlab/tests/test_jupyterlab.py::TestExtension::test_uninstall_core_extension
+	jupyterlab/tests/test_jupyterlab.py::TestExtension::test_install_and_uninstall_pinned_folder
+	jupyterlab/tests/test_jupyterlab.py::TestExtension::test_install_and_uninstall_pinned
+	jupyterlab/tests/test_jupyterlab.py::TestExtension::test_build_custom_minimal_core_config
+	jupyterlab/tests/test_jupyterlab.py::TestExtension::test_build_custom
+	jupyterlab/tests/test_jupyterlab.py::TestExtension::test_build_check
+	jupyterlab/tests/test_jupyterlab.py::TestExtension::test_build
+	jupyterlab/tests/test_build_api.py::TestBuildAPI::test_clear
+	jupyterlab/tests/test_build_api.py::TestBuildAPI::test_build
+)
+
+EPYTEST_IGNORE=(
+	jupyterlab/tests/test_announcements.py
+)
+
+EPYTEST_PLUGINS=( pytest-{console-scripts,jupyter,tornasync,timeout} )
+EPYTEST_XDIST=1
+distutils_enable_tests pytest
+# TODO: package sphinx_copybutton
+#distutils_enable_sphinx docs/source dev-python/sphinx-rtd-theme dev-python/myst-parser
+
+python_install_all() {
+	distutils-r1_python_install_all
+	mv "${ED}/usr/etc" "${ED}/etc" || die
+}