diff --git a/sets.conf b/sets.conf
new file mode 100644
index 0000000..cb40e5e
--- /dev/null
+++ b/sets.conf
@@ -0,0 +1,5 @@
+[sjlongland sets]
+class = portage.sets.files.StaticFileSet
+multiset = true
+directory = ${repository:sjlongland}/sets/
+world-candidate = True
diff --git a/sets/qt4 b/sets/qt4
new file mode 100644
index 0000000..54c6c94
--- /dev/null
+++ b/sets/qt4
@@ -0,0 +1,25 @@
+# set for all Qt4 modules
+# copy this file to /etc/portage/sets/qt4-custom for customization
+
+dev-qt/assistant:4
+dev-qt/designer:4
+dev-qt/linguist:4
+dev-qt/pixeltool:4
+dev-qt/qdbusviewer:4
+dev-qt/qt3support:4
+dev-qt/qtbearer:4
+dev-qt/qtcore:4
+dev-qt/qtdbus:4
+dev-qt/qtdeclarative:4
+dev-qt/qtdemo:4
+dev-qt/qtgui:4
+dev-qt/qthelp:4
+dev-qt/qtmultimedia:4
+dev-qt/qtopengl:4
+dev-qt/qtscript:4
+dev-qt/qtsql:4
+dev-qt/qtsvg:4
+dev-qt/qttest:4
+dev-qt/qttranslations:4
+dev-qt/qtwebkit:4
+dev-qt/qtxmlpatterns:4
diff --git a/sets/qt5-addons b/sets/qt5-addons
new file mode 100644
index 0000000..f347682
--- /dev/null
+++ b/sets/qt5-addons
@@ -0,0 +1,28 @@
+# set for Qt5 Add-on modules
+# http://doc.qt.io/qt-5/qtmodules.html
+
+dev-qt/qt3d:5
+dev-qt/qtbluetooth:5
+dev-qt/qtcharts:5
+dev-qt/qtconcurrent:5
+dev-qt/qtdatavis3d:5
+dev-qt/qtdbus:5
+dev-qt/qtgraphicaleffects:5
+dev-qt/qtimageformats:5
+dev-qt/qtlocation:5
+dev-qt/qtopengl:5
+dev-qt/qtpositioning:5
+dev-qt/qtprintsupport:5
+dev-qt/qtquickcontrols2:5
+dev-qt/qtscript:5
+dev-qt/qtscxml:5
+dev-qt/qtsensors:5
+dev-qt/qtserialport:5
+dev-qt/qtsvg:5
+dev-qt/qtwayland:5
+dev-qt/qtwebchannel:5
+dev-qt/qtwebengine:5
+dev-qt/qtwebsockets:5
+dev-qt/qtx11extras:5
+dev-qt/qtxml:5
+dev-qt/qtxmlpatterns:5
diff --git a/sets/qt5-essentials b/sets/qt5-essentials
new file mode 100644
index 0000000..1246703
--- /dev/null
+++ b/sets/qt5-essentials
@@ -0,0 +1,12 @@
+# set for Qt5 Essentials modules
+# http://doc.qt.io/qt-5/qtmodules.html
+
+dev-qt/qtcore:5
+dev-qt/qtdeclarative:5
+dev-qt/qtgui:5
+dev-qt/qtmultimedia:5
+dev-qt/qtnetwork:5
+dev-qt/qtquickcontrols:5
+dev-qt/qtsql:5
+dev-qt/qttest:5
+dev-qt/qtwidgets:5
diff --git a/sets/qt5-tools b/sets/qt5-tools
new file mode 100644
index 0000000..d2af50a
--- /dev/null
+++ b/sets/qt5-tools
@@ -0,0 +1,12 @@
+dev-qt/assistant:5
+dev-qt/designer:5
+dev-qt/linguist:5
+dev-qt/linguist-tools:5
+dev-qt/pixeltool:5
+dev-qt/qdbus:5
+dev-qt/qdbusviewer:5
+dev-qt/qdoc:5
+dev-qt/qtdiag:5
+dev-qt/qthelp:5
+dev-qt/qtpaths:5
+dev-qt/qtplugininfo:5