diff --git a/metadata/repository_mask.conf b/metadata/repository_mask.conf
index bc9bb01..e4efcc7 100644
--- a/metadata/repository_mask.conf
+++ b/metadata/repository_mask.conf
@@ -1,8 +1,9 @@
 (
-    games-strategy/freesynd[~scm]
     games-emulation/gambatte[~scm]
+    games-engines/OpenJK[~scm]
     games-fps/eduke32[~scm]
     games-rpg/valyriatear[~scm]
+    games-strategy/freesynd[~scm]
     x11-apps/terminator[~scm]
     x11-wm/i3[~scm]
 ) [[
diff --git a/packages/games-engines/OpenJK/OpenJK-scm.exheres-0 b/packages/games-engines/OpenJK/OpenJK-scm.exheres-0
new file mode 100644
index 0000000..bfc5db1
--- /dev/null
+++ b/packages/games-engines/OpenJK/OpenJK-scm.exheres-0
@@ -0,0 +1,81 @@
+# Copyright 2016 Julian Ospald <hasufell@posteo.de>
+# Distributed under the terms of the GNU General Public License v2
+
+require desktop-utils github [ user=JACoders ] cmake [ api=2 ]
+
+SUMMARY="Open Source Jedi Academy and Jedi Outcast games engine"
+
+LICENCES="GPL-2"
+SLOT="0"
+PLATFORMS="-* ~amd64 ~x86"
+MYOPTIONS="
+    ( platform: amd64 x86 )
+    ( providers: ijg-jpeg jpeg-turbo ) [[ number-selected = exactly-one ]]
+"
+
+DEPENDENCIES="
+    build+run:
+        media-libs/SDL:2[X]
+        media-libs/libpng:=
+        sys-libs/zlib
+        x11-dri/mesa
+        providers:ijg-jpeg? ( media-libs/jpeg )
+        providers:jpeg-turbo? ( media-libs/libjpeg-turbo )
+"
+
+CMAKE_SRC_CONFIGURE_PARAMS=(
+    # cmake.exlib wrongly overrides the build type with a random "None",
+    # breaking the build system
+    -DCMAKE_BUILD_TYPE=RELEASE
+
+    -DCMAKE_INSTALL_PREFIX="/usr/$(exhost --target)/lib"
+
+    -DBuildMPEngine=YES
+    -DBuildMPRdVanilla=YES
+    -DBuildSPEngine=YES
+    -DBuildSPGame=YES
+    -DBuildSPRdVanilla=YES
+)
+
+src_install() {
+    local i
+    local mylibdir="/usr/$(exhost --target)/lib"
+    # silly, but common for games crap
+    local myext=$(option platform:amd64 "x86_64" "i386")
+
+    cmake_src_install
+
+    for i in openjk openjk_sp openjkded ; do
+        herebin ${i} <<EOF
+#!/bin/sh
+cd "${mylibdir}/JediAcademy/"
+if [ "\${LD_LIBRARY_PATH+set}" = "set" ] ; then
+export LD_LIBRARY_PATH="\${LD_LIBRARY_PATH}:${mylibdir}/JediAcademy/base:${mylibdir}/JediAcademy/OpenJK"
+else
+export LD_LIBRARY_PATH="${mylibdir}/JediAcademy/base:${mylibdir}/JediAcademy/OpenJK"
+fi
+exec ./${i}.${myext} "\$@"
+EOF
+    done
+
+    install_desktop_entry \
+        "Name=Jedi Academy Multi Player" \
+        "Comment=Open Source Jedi Academy and Jedi Outcast games engine" \
+        "Exec=openjk" \
+        "TryExec=openjk" \
+        "Icon=OpenJK"
+
+    install_desktop_entry \
+        "Name=Jedi Academy Single Player" \
+        "Comment=Open Source Jedi Academy and Jedi Outcast games engine" \
+        "Exec=openjk_sp" \
+        "TryExec=openjk_sp" \
+        "Icon=OpenJK"
+}
+
+pkg_postinst() {
+    elog "You need to copy GameData/base/*.{pk3,cfg} from either your"
+    elog "installation media or your hard drive to"
+    elog "~/.local/share/openjk/base before running the game."
+}
+