Install this version:
emerge -a =kde-plasma/plasma-sdk-6.6.4
If this version is masked, you can unmask it using the autounmask tool or standard emerge options:
autounmask =kde-plasma/plasma-sdk-6.6.4
Or alternatively:
emerge --autounmask-write -a =kde-plasma/plasma-sdk-6.6.4
# Copyright 1999-2026 Gentoo Authors
# Distributed under the terms of the GNU General Public License v2
EAPI=8
ECM_HANDBOOK="forceoptional"
ECM_TEST="true"
KFMIN=6.22.0
QTMIN=6.10.1
inherit ecm plasma.kde.org xdg
DESCRIPTION="Useful applications for Plasma development"
LICENSE="GPL-2" # TODO: CHECK
SLOT="6"
KEYWORDS="~amd64 ~arm64 ~loong ~ppc64 ~riscv ~x86"
IUSE=""
DEPEND="
>=dev-qt/qtbase-${QTMIN}:6[dbus,gui,widgets,xml]
>=dev-qt/qtdeclarative-${QTMIN}:6
>=kde-frameworks/karchive-${KFMIN}:6
>=kde-frameworks/kcompletion-${KFMIN}:6
>=kde-frameworks/kconfig-${KFMIN}:6
>=kde-frameworks/kcolorscheme-${KFMIN}:6
>=kde-frameworks/kcoreaddons-${KFMIN}:6
>=kde-frameworks/kcrash-${KFMIN}:6
>=kde-frameworks/kdbusaddons-${KFMIN}:6
>=kde-frameworks/ki18n-${KFMIN}:6
>=kde-frameworks/kiconthemes-${KFMIN}:6
>=kde-frameworks/kio-6.22.1:6
>=kde-frameworks/kitemmodels-${KFMIN}:6
>=kde-frameworks/kpackage-${KFMIN}:6
>=kde-frameworks/ksvg-${KFMIN}:6
>=kde-frameworks/ktexteditor-${KFMIN}:6
>=kde-frameworks/kwidgetsaddons-${KFMIN}:6
>=kde-plasma/libplasma-${KDE_CATV}:6=
>=kde-plasma/plasma5support-${KDE_CATV}:6
"
RDEPEND="${DEPEND}
>=dev-qt/qt5compat-${QTMIN}:6[qml]
>=kde-frameworks/kirigami-${KFMIN}:6
"
>=dev-qt/qtbase-6.10.1:6[dbus,gui,widgets,xml] >=dev-qt/qtdeclarative-:6 >=kde-frameworks/karchive-6.22.0:6 >=kde-frameworks/kcompletion-:6 >=kde-frameworks/kconfig-:6 >=kde-frameworks/kcolorscheme-:6 >=kde-frameworks/kcoreaddons-:6 >=kde-frameworks/kcrash-:6 >=kde-frameworks/kdbusaddons-:6 >=kde-frameworks/ki18n-:6 >=kde-frameworks/kiconthemes-:6 >=kde-frameworks/kio-6.22.1:6 >=kde-frameworks/kitemmodels-:6 >=kde-frameworks/kpackage-:6 >=kde-frameworks/ksvg-:6 >=kde-frameworks/ktexteditor-:6 >=kde-frameworks/kwidgetsaddons-:6 >=kde-plasma/libplasma-:6= >=kde-plasma/plasma5support-:6
>=dev-qt/qtbase-:6[dbus,gui,widgets,xml] >=dev-qt/qtdeclarative-:6 >=kde-frameworks/karchive-:6 >=kde-frameworks/kcompletion-:6 >=kde-frameworks/kconfig-:6 >=kde-frameworks/kcolorscheme-:6 >=kde-frameworks/kcoreaddons-:6 >=kde-frameworks/kcrash-:6 >=kde-frameworks/kdbusaddons-:6 >=kde-frameworks/ki18n-:6 >=kde-frameworks/kiconthemes-:6 >=kde-frameworks/kio-6.22.1:6 >=kde-frameworks/kitemmodels-:6 >=kde-frameworks/kpackage-:6 >=kde-frameworks/ksvg-:6 >=kde-frameworks/ktexteditor-:6 >=kde-frameworks/kwidgetsaddons-:6 >=kde-plasma/libplasma-:6= >=kde-plasma/plasma5support-:6 >=dev-qt/qt5compat-6.10.1:6[qml] >=kde-frameworks/kirigami-6.22.0:6