diff --git a/kde-apps/katomic/additional-files/katomic.rdef.in b/kde-apps/katomic/additional-files/katomic.rdef.in
new file mode 100644
index 000000000..22bba00e3
--- /dev/null
+++ b/kde-apps/katomic/additional-files/katomic.rdef.in
@@ -0,0 +1,34 @@
+
+resource app_flags B_MULTIPLE_LAUNCH;
+
+resource app_version {
+	major  = @MAJOR@,
+	middle = @MIDDLE@,
+	minor  = @MINOR@,
+
+	variety = B_APPV_FINAL,
+	internal = 0,
+
+	short_info = "KAtomic",
+	long_info = "@LONG_INFO@"
+};
+
+resource app_signature "@APP_SIGNATURE@";
+
+resource("QT:QPA_FLAGS") "Q_KILL_ON_EXIT";
+
+resource vector_icon {
+	$"6E636966040500020106033E56000000000000003E560049080048DC0000FFFF"
+	$"FF2F00A0F4A700337F020106033D0C000000000000003CAC0049280048DC0000"
+	$"FFFFFF3AEC9393FF7F00000401570500000000000002044030C34230BC373030"
+	$"4030BC3730C3424050BC3750C34250504050C34250BC3702044030C34530BC3A"
+	$"30304030BC3A30C3454050BC3A50C34550504050C34550BC3A090A0301040240"
+	$"E0000000000000003EE000C4000048F0000A00020203123FE683000000000000"
+	$"3FFBC4C5620C4598EB01158300040A020103023F99050000000000003FB0D0C4"
+	$"3084465B8C0A00020203123F19B70000000000003F2EF8C5EEDCC473E2011583"
+	$"00040A010103023EDC1E0000000000003EF312C4FBFEC31E5C0A00020203123F"
+	$"19B70000000000003F2EF848644848630701158300040A010103023EDC1E0000"
+	$"000000003EF31248A100489C340A00020203124001E2000000000000400C8245"
+	$"68E8C64E0C01158200040A020103023FB4010000000000003FCBEC4651B3C575"
+	$"B6"
+};
diff --git a/kde-apps/katomic/katomic-20.12.0.recipe b/kde-apps/katomic/katomic-20.12.0.recipe
new file mode 100644
index 000000000..a6067c982
--- /dev/null
+++ b/kde-apps/katomic/katomic-20.12.0.recipe
@@ -0,0 +1,146 @@
+SUMMARY="A fun and educational game built around molecular geometry"
+DESCRIPTION="It employs simplistic two-dimensional looks at different chemical elements."
+HOMEPAGE="https://apps.kde.org/katomic"
+COPYRIGHT="2010-2020 KDE Organisation"
+LICENSE="GNU GPL v2"
+REVISION="1"
+SOURCE_URI="https://download.kde.org/stable/release-service/$portVersion/src/katomic-$portVersion.tar.xz"
+CHECKSUM_SHA256="00bca558a18de42ff896376c1c2665dde19e7e041d18e6ed13ac16c3754189b6"
+SOURCE_DIR="katomic-$portVersion"
+PATCHES="katomic-$portVersion.patchset"
+ADDITIONAL_FILES="katomic.rdef.in"
+
+ARCHITECTURES="!x86_gcc2 x86_64"
+SECONDARY_ARCHITECTURES="x86"
+
+PROVIDES="
+	katomic$secondaryArchSuffix = $portVersion
+	app:KAtomic$secondaryArchSuffix = $portVersion
+	"
+REQUIRES="
+	haiku$secondaryArchSuffix
+	lib:libKF5Archive$secondaryArchSuffix
+	lib:libKF5Attica$secondaryArchSuffix
+	lib:libKF5Auth$secondaryArchSuffix
+	lib:libKF5Bookmarks$secondaryArchSuffix
+	lib:libKF5Codecs$secondaryArchSuffix
+	lib:libKF5Completion$secondaryArchSuffix
+	lib:libKF5ConfigCore$secondaryArchSuffix
+	lib:libKF5ConfigGui$secondaryArchSuffix
+	lib:libKF5ConfigWidgets$secondaryArchSuffix
+	lib:libKF5CoreAddons$secondaryArchSuffix
+	lib:libKF5Crash$secondaryArchSuffix
+	lib:libKF5DBusAddons$secondaryArchSuffix
+	lib:libKF5Declarative$secondaryArchSuffix
+	lib:libKF5GuiAddons$secondaryArchSuffix
+	lib:libKF5I18n$secondaryArchSuffix
+	lib:libKF5IconThemes$secondaryArchSuffix
+	lib:libKF5ItemViews$secondaryArchSuffix
+	lib:libKF5JobWidgets$secondaryArchSuffix
+	lib:libKF5KDEGames$secondaryArchSuffix
+	lib:libKF5KIOCore$secondaryArchSuffix
+	lib:libKF5NewStuff$secondaryArchSuffix
+	lib:libKF5Package$secondaryArchSuffix
+	lib:libKF5Service$secondaryArchSuffix
+	lib:libKF5Solid$secondaryArchSuffix
+	lib:libKF5SonnetUi$secondaryArchSuffix
+	lib:libKF5TextEditor$secondaryArchSuffix
+	lib:libKF5TextWidgets$secondaryArchSuffix
+	lib:libKF5WidgetsAddons$secondaryArchSuffix
+	lib:libKF5WindowSystem$secondaryArchSuffix
+	lib:libKF5XmlGui$secondaryArchSuffix
+	lib:libQt5Core$secondaryArchSuffix
+	lib:libQt5DBus$secondaryArchSuffix
+	lib:libQt5Gui$secondaryArchSuffix
+	lib:libQt5Widgets$secondaryArchSuffix
+	lib:libQt5Xml$secondaryArchSuffix
+	"
+
+BUILD_REQUIRES="
+	haiku${secondaryArchSuffix}_devel
+	extra_cmake_modules$secondaryArchSuffix >= 5.77
+	devel:libKF5Archive$secondaryArchSuffix
+	devel:libKF5Attica$secondaryArchSuffix
+	devel:libKF5Auth$secondaryArchSuffix
+	devel:libKF5Bookmarks$secondaryArchSuffix
+	devel:libKF5Codecs$secondaryArchSuffix
+	devel:libKF5Completion$secondaryArchSuffix
+	devel:libKF5ConfigCore$secondaryArchSuffix
+	devel:libKF5ConfigWidgets$secondaryArchSuffix
+	devel:libKF5CoreAddons$secondaryArchSuffix
+	devel:libKF5Crash$secondaryArchSuffix
+	devel:libKF5DBusAddons$secondaryArchSuffix
+	devel:libKF5Declarative$secondaryArchSuffix
+	devel:libKF5DocTools$secondaryArchSuffix
+	devel:libKF5GuiAddons$secondaryArchSuffix
+	devel:libKF5I18n$secondaryArchSuffix
+	devel:libKF5IconThemes$secondaryArchSuffix
+	devel:libKF5ItemModels$secondaryArchSuffix
+	devel:libKF5ItemViews$secondaryArchSuffix
+	devel:libKF5JobWidgets$secondaryArchSuffix
+	devel:libKF5KDEGames$secondaryArchSuffix
+	devel:libKF5KIOCore$secondaryArchSuffix
+	devel:libKF5NewStuff$secondaryArchSuffix
+	devel:libKF5Package$secondaryArchSuffix
+	devel:libKF5Service$secondaryArchSuffix
+	devel:libKF5Solid$secondaryArchSuffix
+	devel:libKF5SonnetUi$secondaryArchSuffix
+	devel:libKF5TextEditor$secondaryArchSuffix
+	devel:libKF5TextWidgets$secondaryArchSuffix
+	devel:libKF5WidgetsAddons$secondaryArchSuffix
+	devel:libKF5WindowSystem$secondaryArchSuffix
+	devel:libKF5XmlGui$secondaryArchSuffix
+	devel:libQt5Core$secondaryArchSuffix >= 5.15
+	"
+BUILD_PREREQUIRES="
+	cmd:cmake
+	cmd:g++$secondaryArchSuffix
+	cmd:lrelease$secondaryArchSuffix >= 5
+	cmd:make
+	cmd:pkg_config$secondaryArchSuffix
+	"
+
+BUILD()
+{
+	# disable docs generation
+	sed -e '/add_subdirectory(doc)/ s/^#*/#/' -i CMakeLists.txt
+	sed -e '/kdoctools_install(po)/ s/^#*/#/' -i CMakeLists.txt
+	# remove dbus service
+	sed -e '/KDBusService service;/d' -i main.cpp
+
+	mkdir -p build
+	cd build
+
+	cmake .. \
+		-DCMAKE_INSTALL_PREFIX=$appsDir \
+		-DCMAKE_INSTALL_DATADIR=$dataDir \
+		-DCMAKE_INSTALL_DATAROOTDIR=$dataDir \
+		-DSHARE_INSTALL_PREFIX=$dataDir \
+		-DECM_DIR=/system/data/cmake/Modules/ECM/cmake
+	make $jobArgs
+}
+
+INSTALL()
+{
+	cd build
+	make install
+
+	mv $appsDir/bin/katomic $appsDir/KAtomic
+	rm -rf $appsDir/bin
+
+	local APP_SIGNATURE="application/x-vnd.kde-katomic"
+	local MAJOR="`echo "$portVersion" | cut -d. -f1`"
+	local MIDDLE="`echo "$portVersion" | cut -d. -f2`"
+	local MINOR="`echo "$portVersion" | cut -d. -f3`"
+	local LONG_INFO="$SUMMARY"
+	sed \
+		-e "s|@APP_SIGNATURE@|$APP_SIGNATURE|" \
+		-e "s|@MAJOR@|$MAJOR|" \
+		-e "s|@MIDDLE@|$MIDDLE|" \
+		-e "s|@MINOR@|$MINOR|" \
+		-e "s|@LONG_INFO@|$LONG_INFO|" \
+		$portDir/additional-files/katomic.rdef.in > katomic.rdef
+
+	addResourcesToBinaries katomic.rdef $appsDir/KAtomic
+	addAppDeskbarSymlink $appsDir/KAtomic
+}
diff --git a/kde-apps/katomic/patches/katomic-20.12.0.patchset b/kde-apps/katomic/patches/katomic-20.12.0.patchset
new file mode 100644
index 000000000..9428144fc
--- /dev/null
+++ b/kde-apps/katomic/patches/katomic-20.12.0.patchset
@@ -0,0 +1,24 @@
+From 6e1d32b244e1901cb7c8019f183aaae4d7979838 Mon Sep 17 00:00:00 2001
+From: Gerasim Troeglazov <3dEyes@gmail.com>
+Date: Sun, 3 Jan 2021 17:36:42 +1000
+Subject: Fix newstuff install
+
+
+diff --git a/CMakeLists.txt b/CMakeLists.txt
+index c038f39..8a54fa9 100644
+--- a/CMakeLists.txt
++++ b/CMakeLists.txt
+@@ -82,6 +82,10 @@ install(TARGETS katomic  ${KDE_INSTALL_TARGETS_DEFAULT_ARGS})
+ 
+ ########### install files ###############
+ 
++if(HAIKU)
++set(KDE_INSTALL_KNSRCDIR ${CMAKE_INSTALL_DATADIR}/knsrcfiles)
++endif()
++
+ install(PROGRAMS org.kde.katomic.desktop  DESTINATION  ${KDE_INSTALL_APPDIR})
+ install(FILES org.kde.katomic.appdata.xml DESTINATION  ${KDE_INSTALL_METAINFODIR})
+ install(FILES katomicui.rc  DESTINATION  ${KDE_INSTALL_KXMLGUI5DIR}/katomic)
+-- 
+2.28.0
+