diff --git a/src/blackmisc/audio/audiodeviceinfolist.cpp b/src/blackmisc/audio/audiodeviceinfolist.cpp
index 31e0ab981..47b48c8a1 100644
--- a/src/blackmisc/audio/audiodeviceinfolist.cpp
+++ b/src/blackmisc/audio/audiodeviceinfolist.cpp
@@ -39,12 +39,5 @@ namespace BlackMisc
             });
         }
 
-        void CAudioDeviceInfoList::registerMetadata()
-        {
-            qRegisterMetaType<CAudioDeviceInfoList>();
-            qDBusRegisterMetaType<CAudioDeviceInfoList>();
-            registerMetaValueType<CAudioDeviceInfoList>();
-        }
-
     } // namespace
 } // namespace
diff --git a/src/blackmisc/audio/audiodeviceinfolist.h b/src/blackmisc/audio/audiodeviceinfolist.h
index 718b9d7b7..407e33bff 100644
--- a/src/blackmisc/audio/audiodeviceinfolist.h
+++ b/src/blackmisc/audio/audiodeviceinfolist.h
@@ -25,9 +25,13 @@ namespace BlackMisc
     namespace Audio
     {
         //! Value object encapsulating a list of audio devices.
-        class BLACKMISC_EXPORT CAudioDeviceInfoList : public CSequence<CAudioDeviceInfo>
+        class BLACKMISC_EXPORT CAudioDeviceInfoList :
+            public CSequence<CAudioDeviceInfo>,
+            public BlackMisc::Mixin::MetaType<CAudioDeviceInfoList>
         {
         public:
+            BLACKMISC_DECLARE_USING_MIXIN_METATYPE(CAudioDeviceInfoList)
+
             //! Default constructor.
             CAudioDeviceInfoList();
 
@@ -42,15 +46,6 @@ namespace BlackMisc
 
             //! Count (as of type)
             int count(CAudioDeviceInfo::DeviceType type) const;
-
-            //! \copydoc CValueObject::toQVariant
-            QVariant toQVariant() const { return QVariant::fromValue(*this); }
-
-            //! \copydoc CValueObject::convertFromQVariant
-            void convertFromQVariant(const QVariant &variant) { BlackMisc::setFromQVariant(this, variant); }
-
-            //! Register metadata
-            static void registerMetadata();
         };
 
     } //namespace
diff --git a/src/blackmisc/audio/voiceroomlist.cpp b/src/blackmisc/audio/voiceroomlist.cpp
index 0eff1a7a0..97d4e8f52 100644
--- a/src/blackmisc/audio/voiceroomlist.cpp
+++ b/src/blackmisc/audio/voiceroomlist.cpp
@@ -21,13 +21,6 @@ namespace BlackMisc
             CSequence(other)
         { }
 
-        void CVoiceRoomList::registerMetadata()
-        {
-            qRegisterMetaType<CVoiceRoomList>();
-            qDBusRegisterMetaType<CVoiceRoomList>();
-            registerMetaValueType<CVoiceRoomList>();
-        }
-
         const CVoiceRoomList &CVoiceRoomList::twoEmptyRooms()
         {
             static CVoiceRoomList emptyRooms;
diff --git a/src/blackmisc/audio/voiceroomlist.h b/src/blackmisc/audio/voiceroomlist.h
index 0074bc768..023e1ceb0 100644
--- a/src/blackmisc/audio/voiceroomlist.h
+++ b/src/blackmisc/audio/voiceroomlist.h
@@ -24,27 +24,20 @@ namespace BlackMisc
 {
     namespace Audio
     {
-        /*!
-         * Value object encapsulating a list of voice rooms.
-         */
-        class BLACKMISC_EXPORT CVoiceRoomList : public CSequence<CVoiceRoom>
+        //! Value object encapsulating a list of voice rooms.
+        class BLACKMISC_EXPORT CVoiceRoomList :
+            public CSequence<CVoiceRoom>,
+            public BlackMisc::Mixin::MetaType<CVoiceRoomList>
         {
         public:
+            BLACKMISC_DECLARE_USING_MIXIN_METATYPE(CVoiceRoomList)
+
             //! Default constructor.
             CVoiceRoomList();
 
             //! Construct from a base class object.
             CVoiceRoomList(const CSequence &other);
 
-            //! \copydoc CValueObject::toQVariant
-            QVariant toQVariant() const { return QVariant::fromValue(*this); }
-
-            //! \copydoc CValueObject::convertFromQVariant
-            void convertFromQVariant(const QVariant &variant) { BlackMisc::setFromQVariant(this, variant); }
-
-            //! \brief Register metadata
-            static void registerMetadata();
-
             //! Frequently needed for voice room resolutions
             static const CVoiceRoomList &twoEmptyRooms();
         };
diff --git a/src/blackmisc/aviation/aircraftenginelist.cpp b/src/blackmisc/aviation/aircraftenginelist.cpp
index 2333e8079..f9e5c4529 100644
--- a/src/blackmisc/aviation/aircraftenginelist.cpp
+++ b/src/blackmisc/aviation/aircraftenginelist.cpp
@@ -64,17 +64,5 @@ namespace BlackMisc
                 push_back(engine);
             }
         }
-
-        void CAircraftEngineList::registerMetadata()
-        {
-            qRegisterMetaType<BlackMisc::CSequence<CAircraftEngine>>();
-            qDBusRegisterMetaType<BlackMisc::CSequence<CAircraftEngine>>();
-            qRegisterMetaType<BlackMisc::CCollection<CAircraftEngine>>();
-            qDBusRegisterMetaType<BlackMisc::CCollection<CAircraftEngine>>();
-            qRegisterMetaType<CAircraftEngineList>();
-            qDBusRegisterMetaType<CAircraftEngineList>();
-            registerMetaValueType<CAircraftEngineList>();
-        }
-
     } // namespace
 } // namespace
diff --git a/src/blackmisc/aviation/aircraftenginelist.h b/src/blackmisc/aviation/aircraftenginelist.h
index 3c1e91203..b8d4ac5a5 100644
--- a/src/blackmisc/aviation/aircraftenginelist.h
+++ b/src/blackmisc/aviation/aircraftenginelist.h
@@ -23,9 +23,13 @@ namespace BlackMisc
     namespace Aviation
     {
         //! Value object encapsulating a list of aircraft engines.
-        class BLACKMISC_EXPORT CAircraftEngineList : public CSequence<CAircraftEngine>
+        class BLACKMISC_EXPORT CAircraftEngineList :
+            public CSequence<CAircraftEngine>,
+            public BlackMisc::Mixin::MetaType<CAircraftEngineList>
         {
         public:
+            BLACKMISC_DECLARE_USING_MIXIN_METATYPE(CAircraftEngineList)
+
             //! Default constructor.
             CAircraftEngineList() = default;
 
@@ -41,20 +45,12 @@ namespace BlackMisc
             //! Engine number 1..x on?
             bool isEngineOn(int engineNumber) const;
 
-            //! \copydoc CValueObject::toQVariant
-            QVariant toQVariant() const { return QVariant::fromValue(*this); }
-
-            //! \copydoc CValueObject::convertFromQVariant
-            void convertFromQVariant(const QVariant &variant) { BlackMisc::setFromQVariant(this, variant); }
-
             //! \copydoc CValueObject::toJson
             QJsonObject toJson() const;
 
             //! \copydoc CValueObject::convertFromJson
             void convertFromJson(const QJsonObject &json);
 
-            //! Register metadata
-            static void registerMetadata();
         };
 
     } //namespace
diff --git a/src/blackmisc/aviation/aircrafticaocodelist.h b/src/blackmisc/aviation/aircrafticaocodelist.h
index 78f01542e..18b03f647 100644
--- a/src/blackmisc/aviation/aircrafticaocodelist.h
+++ b/src/blackmisc/aviation/aircrafticaocodelist.h
@@ -27,7 +27,6 @@ namespace BlackMisc
             public CSequence<CAircraftIcaoCode>,
             public BlackMisc::Mixin::MetaType<CAircraftIcaoCodeList>
         {
-
         public:
             BLACKMISC_DECLARE_USING_MIXIN_METATYPE(CAircraftIcaoCodeList)
 
diff --git a/src/blackmisc/aviation/aircraftlist.cpp b/src/blackmisc/aviation/aircraftlist.cpp
index 4304b8283..c58ba92bd 100644
--- a/src/blackmisc/aviation/aircraftlist.cpp
+++ b/src/blackmisc/aviation/aircraftlist.cpp
@@ -27,17 +27,6 @@ namespace BlackMisc
             CSequence<CAircraft>(other)
         { }
 
-        void CAircraftList::registerMetadata()
-        {
-            qRegisterMetaType<BlackMisc::CSequence<CAircraft>>();
-            qDBusRegisterMetaType<BlackMisc::CSequence<CAircraft>>();
-            qRegisterMetaType<BlackMisc::CCollection<CAircraft>>();
-            qDBusRegisterMetaType<BlackMisc::CCollection<CAircraft>>();
-            qRegisterMetaType<CAircraftList>();
-            qDBusRegisterMetaType<CAircraftList>();
-            registerMetaValueType<CAircraftList>();
-        }
-
         CUserList CAircraftList::getPilots() const
         {
             return this->findBy(Predicates::MemberValid(&CAircraft::getPilot)).transform(Predicates::MemberTransform(&CAircraft::getPilot));
diff --git a/src/blackmisc/aviation/aircraftlist.h b/src/blackmisc/aviation/aircraftlist.h
index 2edc5aafc..975ba0820 100644
--- a/src/blackmisc/aviation/aircraftlist.h
+++ b/src/blackmisc/aviation/aircraftlist.h
@@ -29,12 +29,16 @@ namespace BlackMisc
     namespace Aviation
     {
         //! Value object encapsulating a list of aircraft.
+        //! \deprecated consider using CSimulatedAircraftList
         class BLACKMISC_EXPORT CAircraftList :
             public CSequence<CAircraft>,
             public ICallsignObjectList<CAircraft, CAircraftList>,
-            public BlackMisc::Geo::IGeoObjectWithRelativePositionList<CAircraft, CAircraftList>
+            public BlackMisc::Geo::IGeoObjectWithRelativePositionList<CAircraft, CAircraftList>,
+            public BlackMisc::Mixin::MetaType<CAircraftList>
         {
         public:
+            BLACKMISC_DECLARE_USING_MIXIN_METATYPE(CAircraftList)
+
             //! Default constructor.
             CAircraftList();
 
@@ -44,19 +48,10 @@ namespace BlackMisc
             //! All pilots (with valid data)
             BlackMisc::Network::CUserList getPilots() const;
 
-            //! \brief Update aircraft with data from VATSIM data file
-            //! \remarks The list used needs to contain the VATSIM data file objects
+            //! Update aircraft with data from VATSIM data file
+            //! \remarks The list used ("this") needs to contain the VATSIM data file objects
             bool updateWithVatsimDataFileData(CAircraft &aircraftToBeUpdated) const;
 
-            //! \copydoc CValueObject::toQVariant
-            QVariant toQVariant() const { return QVariant::fromValue(*this); }
-
-            //! \copydoc CValueObject::convertFromQVariant
-            void convertFromQVariant(const QVariant &variant) { BlackMisc::setFromQVariant(this, variant); }
-
-            //! Register metadata
-            static void registerMetadata();
-
         };
 
     } //namespace
diff --git a/src/blackmisc/aviation/aircraftpartslist.cpp b/src/blackmisc/aviation/aircraftpartslist.cpp
index a18a78815..347699dc5 100644
--- a/src/blackmisc/aviation/aircraftpartslist.cpp
+++ b/src/blackmisc/aviation/aircraftpartslist.cpp
@@ -20,16 +20,5 @@ namespace BlackMisc
             CSequence<CAircraftParts>(other)
         { }
 
-        void CAircraftPartsList::registerMetadata()
-        {
-            qRegisterMetaType<BlackMisc::CSequence<CAircraftParts>>();
-            qDBusRegisterMetaType<BlackMisc::CSequence<CAircraftParts>>();
-            qRegisterMetaType<BlackMisc::CCollection<CAircraftParts>>();
-            qDBusRegisterMetaType<BlackMisc::CCollection<CAircraftParts>>();
-            qRegisterMetaType<CAircraftPartsList>();
-            qDBusRegisterMetaType<CAircraftPartsList>();
-            registerMetaValueType<CAircraftPartsList>();
-        }
-
     } // namespace
 } // namespace
diff --git a/src/blackmisc/aviation/aircraftpartslist.h b/src/blackmisc/aviation/aircraftpartslist.h
index 5e4086214..ddc44c7ec 100644
--- a/src/blackmisc/aviation/aircraftpartslist.h
+++ b/src/blackmisc/aviation/aircraftpartslist.h
@@ -26,24 +26,17 @@ namespace BlackMisc
         class BLACKMISC_EXPORT CAircraftPartsList :
             public CSequence<CAircraftParts>,
             public ITimestampObjectList<CAircraftParts, CAircraftPartsList>,
-            public ICallsignObjectList<CAircraftParts, CAircraftPartsList>
+            public ICallsignObjectList<CAircraftParts, CAircraftPartsList>,
+            public BlackMisc::Mixin::MetaType<CAircraftPartsList>
         {
         public:
+            BLACKMISC_DECLARE_USING_MIXIN_METATYPE(CAircraftPartsList)
+
             //! Default constructor.
             CAircraftPartsList();
 
             //! Construct from a base class object.
             CAircraftPartsList(const CSequence<CAircraftParts> &other);
-
-            //! \copydoc CValueObject::toQVariant
-            QVariant toQVariant() const { return QVariant::fromValue(*this); }
-
-            //! \copydoc CValueObject::convertFromQVariant
-            void convertFromQVariant(const QVariant &variant) { BlackMisc::setFromQVariant(this, variant); }
-
-            //! Register metadata
-            static void registerMetadata();
-
         };
 
     } //namespace
diff --git a/src/blackmisc/aviation/aircraftsituationlist.cpp b/src/blackmisc/aviation/aircraftsituationlist.cpp
index c906febdc..b9524813c 100644
--- a/src/blackmisc/aviation/aircraftsituationlist.cpp
+++ b/src/blackmisc/aviation/aircraftsituationlist.cpp
@@ -24,16 +24,5 @@ namespace BlackMisc
             CSequence<CAircraftSituation>(other)
         { }
 
-        void CAircraftSituationList::registerMetadata()
-        {
-            qRegisterMetaType<BlackMisc::CSequence<CAircraftSituation>>();
-            qDBusRegisterMetaType<BlackMisc::CSequence<CAircraftSituation>>();
-            qRegisterMetaType<BlackMisc::CCollection<CAircraftSituation>>();
-            qDBusRegisterMetaType<BlackMisc::CCollection<CAircraftSituation>>();
-            qRegisterMetaType<CAircraftSituationList>();
-            qDBusRegisterMetaType<CAircraftSituationList>();
-            registerMetaValueType<CAircraftSituationList>();
-        }
-
     } // namespace
 } // namespace
diff --git a/src/blackmisc/aviation/aircraftsituationlist.h b/src/blackmisc/aviation/aircraftsituationlist.h
index a9dba3953..a60dde2f1 100644
--- a/src/blackmisc/aviation/aircraftsituationlist.h
+++ b/src/blackmisc/aviation/aircraftsituationlist.h
@@ -26,24 +26,19 @@ namespace BlackMisc
         class BLACKMISC_EXPORT CAircraftSituationList :
             public CSequence<CAircraftSituation>,
             public ITimestampObjectList<CAircraftSituation, CAircraftSituationList>,
-            public ICallsignObjectList<CAircraftSituation, CAircraftSituationList>
+            public ICallsignObjectList<CAircraftSituation, CAircraftSituationList>,
+            public BlackMisc::Mixin::MetaType<CAircraftSituationList>
+
         {
         public:
+            BLACKMISC_DECLARE_USING_MIXIN_METATYPE(CAircraftSituationList)
+
             //! Default constructor.
             CAircraftSituationList();
 
             //! Construct from a base class object.
             CAircraftSituationList(const CSequence<CAircraftSituation> &other);
 
-            //! \copydoc CValueObject::toQVariant
-            QVariant toQVariant() const { return QVariant::fromValue(*this); }
-
-            //! \copydoc CValueObject::convertFromQVariant
-            void convertFromQVariant(const QVariant &variant) { BlackMisc::setFromQVariant(this, variant); }
-
-            //! Metadata
-            static void registerMetadata();
-
         };
     } // namespace
 } // namespace
diff --git a/src/blackmisc/aviation/airportlist.cpp b/src/blackmisc/aviation/airportlist.cpp
index 6533d22c5..450dd2d03 100644
--- a/src/blackmisc/aviation/airportlist.cpp
+++ b/src/blackmisc/aviation/airportlist.cpp
@@ -19,17 +19,6 @@ namespace BlackMisc
             CSequence<CAirport>(other)
         { }
 
-        void CAirportList::registerMetadata()
-        {
-            qRegisterMetaType<BlackMisc::CSequence<CAirport>>();
-            qDBusRegisterMetaType<BlackMisc::CSequence<CAirport>>();
-            qRegisterMetaType<BlackMisc::CCollection<CAirport>>();
-            qDBusRegisterMetaType<BlackMisc::CCollection<CAirport>>();
-            qRegisterMetaType<CAirportList>();
-            qDBusRegisterMetaType<CAirportList>();
-            registerMetaValueType<CAirportList>();
-        }
-
         CAirportList CAirportList::findByIcao(const CAirportIcaoCode &icao) const
         {
             return this->findBy(&CAirport::getIcao, icao);
diff --git a/src/blackmisc/aviation/airportlist.h b/src/blackmisc/aviation/airportlist.h
index 9bb21b02a..411bab781 100644
--- a/src/blackmisc/aviation/airportlist.h
+++ b/src/blackmisc/aviation/airportlist.h
@@ -29,9 +29,12 @@ namespace BlackMisc
         //! Value object for a list of airports.
         class BLACKMISC_EXPORT CAirportList :
             public CSequence<CAirport>,
-            public BlackMisc::Geo::IGeoObjectWithRelativePositionList<CAirport, CAirportList>
+            public BlackMisc::Geo::IGeoObjectWithRelativePositionList<CAirport, CAirportList>,
+            public BlackMisc::Mixin::MetaType<CAirportList>
         {
         public:
+            BLACKMISC_DECLARE_USING_MIXIN_METATYPE(CAirportList)
+
             //! Default constructor.
             CAirportList();
 
@@ -46,16 +49,6 @@ namespace BlackMisc
 
             //! Find first station by callsign, if not return given value / default
             CAirport findFirstByIcao(const CAirportIcaoCode &icao, const CAirport &ifNotFound = CAirport()) const;
-
-            //! \copydoc CValueObject::toQVariant
-            QVariant toQVariant() const { return QVariant::fromValue(*this); }
-
-            //! \copydoc CValueObject::convertFromQVariant
-            void convertFromQVariant(const QVariant &variant) { BlackMisc::setFromQVariant(this, variant); }
-
-            //! Register metadata
-            static void registerMetadata();
-
         };
     } //namespace
 } // namespace
diff --git a/src/blackmisc/aviation/atcstationlist.cpp b/src/blackmisc/aviation/atcstationlist.cpp
index 6708b0057..90aa323c2 100644
--- a/src/blackmisc/aviation/atcstationlist.cpp
+++ b/src/blackmisc/aviation/atcstationlist.cpp
@@ -24,17 +24,6 @@ namespace BlackMisc
             CSequence<CAtcStation>(other)
         { }
 
-        void CAtcStationList::registerMetadata()
-        {
-            qRegisterMetaType<BlackMisc::CSequence<CAtcStation>>();
-            qDBusRegisterMetaType<BlackMisc::CSequence<CAtcStation>>();
-            qRegisterMetaType<BlackMisc::CCollection<CAtcStation>>();
-            qDBusRegisterMetaType<BlackMisc::CCollection<CAtcStation>>();
-            qRegisterMetaType<CAtcStationList>();
-            qDBusRegisterMetaType<CAtcStationList>();
-            registerMetaValueType<CAtcStationList>();
-        }
-
         CAtcStationList CAtcStationList::findIfComUnitTunedIn25KHz(const CComSystem &comUnit) const
         {
             return this->findBy([&](const CAtcStation & atcStation)
diff --git a/src/blackmisc/aviation/atcstationlist.h b/src/blackmisc/aviation/atcstationlist.h
index e5984c87b..159587037 100644
--- a/src/blackmisc/aviation/atcstationlist.h
+++ b/src/blackmisc/aviation/atcstationlist.h
@@ -31,9 +31,12 @@ namespace BlackMisc
         class BLACKMISC_EXPORT CAtcStationList :
             public CSequence<CAtcStation>,
             public BlackMisc::Aviation::ICallsignObjectList<CAtcStation, CAtcStationList>,
-            public BlackMisc::Geo::IGeoObjectWithRelativePositionList<CAtcStation, CAtcStationList>
+            public BlackMisc::Geo::IGeoObjectWithRelativePositionList<CAtcStation, CAtcStationList>,
+            public BlackMisc::Mixin::MetaType<CAtcStationList>
         {
         public:
+            BLACKMISC_DECLARE_USING_MIXIN_METATYPE(CAtcStationList)
+
             //! Default constructor.
             CAtcStationList();
 
@@ -54,16 +57,6 @@ namespace BlackMisc
             //! Both sides (booking, online station) will be updated.
             //! \pre Can be used only if the stored data in this list are online ATC stations
             int syncronizeWithBookedStation(CAtcStation &bookedAtcStation);
-
-            //! \copydoc CValueObject::toQVariant
-            QVariant toQVariant() const { return QVariant::fromValue(*this); }
-
-            //! \copydoc CValueObject::convertFromQVariant
-            void convertFromQVariant(const QVariant &variant) { BlackMisc::setFromQVariant(this, variant); }
-
-            //! Register metadata
-            static void registerMetadata();
-
         };
 
     } //namespace
diff --git a/src/blackmisc/hardware/keyboardkeylist.cpp b/src/blackmisc/hardware/keyboardkeylist.cpp
index ecbdbaeaa..a3f034ae4 100644
--- a/src/blackmisc/hardware/keyboardkeylist.cpp
+++ b/src/blackmisc/hardware/keyboardkeylist.cpp
@@ -21,16 +21,5 @@ namespace BlackMisc
             CSequence<CKeyboardKey>(baseClass)
         { }
 
-        void CKeyboardKeyList::registerMetadata()
-        {
-            qRegisterMetaType<BlackMisc::CSequence<CKeyboardKey>>();
-            qDBusRegisterMetaType<BlackMisc::CSequence<CKeyboardKey>>();
-            qRegisterMetaType<BlackMisc::CCollection<CKeyboardKey>>();
-            qDBusRegisterMetaType<BlackMisc::CCollection<CKeyboardKey>>();
-            qRegisterMetaType<CKeyboardKeyList>();
-            qDBusRegisterMetaType<CKeyboardKeyList>();
-            registerMetaValueType<CKeyboardKeyList>();
-        }
-
     } // namespace
 } // namespace
diff --git a/src/blackmisc/hardware/keyboardkeylist.h b/src/blackmisc/hardware/keyboardkeylist.h
index f8220a9db..b533909b3 100644
--- a/src/blackmisc/hardware/keyboardkeylist.h
+++ b/src/blackmisc/hardware/keyboardkeylist.h
@@ -22,23 +22,20 @@ namespace BlackMisc
 {
     namespace Hardware
     {
-        /*!
-         * Value object encapsulating a list of keyboard keys.
-         */
-        class BLACKMISC_EXPORT CKeyboardKeyList : public CSequence<CKeyboardKey>
+        //! Value object encapsulating a list of keyboard keys.
+        class BLACKMISC_EXPORT CKeyboardKeyList :
+            public CSequence<CKeyboardKey>,
+            public BlackMisc::Mixin::MetaType<CKeyboardKeyList>
         {
         public:
+            BLACKMISC_DECLARE_USING_MIXIN_METATYPE(CKeyboardKeyList)
+
             //! Default constructor
             CKeyboardKeyList();
 
             //! Construct from a base class object.
             CKeyboardKeyList(const CSequence<CKeyboardKey> &baseClass);
 
-            //! \copydoc CValueObject::toQVariant
-            QVariant toQVariant() const { return QVariant::fromValue(*this); }
-
-            //! Register metadata
-            static void registerMetadata();
         };
 
     } //namespace
diff --git a/src/blackmisc/namevariantpairlist.cpp b/src/blackmisc/namevariantpairlist.cpp
index 297b06ebe..3169dde95 100644
--- a/src/blackmisc/namevariantpairlist.cpp
+++ b/src/blackmisc/namevariantpairlist.cpp
@@ -70,15 +70,4 @@ namespace BlackMisc
         }
         return -1;
     }
-
-    void CNameVariantPairList::registerMetadata()
-    {
-        qRegisterMetaType<BlackMisc::CSequence<CNameVariantPair>>();
-        qDBusRegisterMetaType<BlackMisc::CSequence<CNameVariantPair>>();
-        qRegisterMetaType<BlackMisc::CCollection<CNameVariantPair>>();
-        qDBusRegisterMetaType<BlackMisc::CCollection<CNameVariantPair>>();
-        qRegisterMetaType<CNameVariantPairList>();
-        qDBusRegisterMetaType<CNameVariantPairList>();
-        registerMetaValueType<CNameVariantPairList>();
-    }
 } // namespace
diff --git a/src/blackmisc/namevariantpairlist.h b/src/blackmisc/namevariantpairlist.h
index 0fc943398..d99623365 100644
--- a/src/blackmisc/namevariantpairlist.h
+++ b/src/blackmisc/namevariantpairlist.h
@@ -20,10 +20,14 @@
 namespace BlackMisc
 {
     //! Value object encapsulating a list of name/variant pairs
-    //! Currently name must be unique
-    class BLACKMISC_EXPORT CNameVariantPairList : public CSequence<CNameVariantPair>
+    //! \note Currently name must be unique
+    class BLACKMISC_EXPORT CNameVariantPairList :
+        public CSequence<CNameVariantPair>,
+        public BlackMisc::Mixin::MetaType<CNameVariantPairList>
     {
     public:
+        BLACKMISC_DECLARE_USING_MIXIN_METATYPE(CNameVariantPairList)
+
         //! Default constructor.
         CNameVariantPairList();
 
@@ -49,15 +53,6 @@ namespace BlackMisc
         //! If one is sure(!) the name does not exists, \sa push_back() can be used
         bool addOrReplaceValue(const QString &name, const CVariant &value, const CIcon &icon = CIcon());
 
-        //! \copydoc CValueObject::toQVariant
-        QVariant toQVariant() const { return QVariant::fromValue(*this); }
-
-        //! \copydoc CValueObject::convertFromQVariant
-        void convertFromQVariant(const QVariant &variant) { BlackMisc::setFromQVariant(this, variant); }
-
-        //! Register metadata
-        static void registerMetadata();
-
     };
 } //namespace
 
diff --git a/src/blackmisc/network/aircraftmappinglist.cpp b/src/blackmisc/network/aircraftmappinglist.cpp
index d7660d9da..2c5cb3d9d 100644
--- a/src/blackmisc/network/aircraftmappinglist.cpp
+++ b/src/blackmisc/network/aircraftmappinglist.cpp
@@ -74,16 +74,5 @@ namespace BlackMisc
             });
         }
 
-        void CAircraftMappingList::registerMetadata()
-        {
-            qRegisterMetaType<BlackMisc::CSequence<CAircraftMapping>>();
-            qDBusRegisterMetaType<BlackMisc::CSequence<CAircraftMapping>>();
-            qRegisterMetaType<BlackMisc::CCollection<CAircraftMapping>>();
-            qDBusRegisterMetaType<BlackMisc::CCollection<CAircraftMapping>>();
-            qRegisterMetaType<CAircraftMappingList>();
-            qDBusRegisterMetaType<CAircraftMappingList>();
-            registerMetaValueType<CAircraftMappingList>();
-        }
-
     } // namespace
 } // namespace
diff --git a/src/blackmisc/network/aircraftmappinglist.h b/src/blackmisc/network/aircraftmappinglist.h
index 924863728..2c5d3c748 100644
--- a/src/blackmisc/network/aircraftmappinglist.h
+++ b/src/blackmisc/network/aircraftmappinglist.h
@@ -25,9 +25,13 @@ namespace BlackMisc
     namespace Network
     {
         //! Value object encapsulating a list of aircraft mappings
-        class BLACKMISC_EXPORT CAircraftMappingList : public CSequence<CAircraftMapping>
+        class BLACKMISC_EXPORT CAircraftMappingList :
+            public CSequence<CAircraftMapping>,
+            public BlackMisc::Mixin::MetaType<CAircraftMappingList>
         {
         public:
+            BLACKMISC_DECLARE_USING_MIXIN_METATYPE(CAircraftMappingList)
+
             //! Empty constructor.
             CAircraftMappingList();
 
@@ -51,15 +55,6 @@ namespace BlackMisc
 
             //! Find by model string
             CAircraftMappingList findByModelString(const QString &modelString, Qt::CaseSensitivity sensitivity = Qt::CaseInsensitive) const;
-
-            //! \copydoc CValueObject::toQVariant
-            QVariant toQVariant() const { return QVariant::fromValue(*this); }
-
-            //! \copydoc CValueObject::convertFromQVariant
-            void convertFromQVariant(const QVariant &variant) { BlackMisc::setFromQVariant(this, variant); }
-
-            //! Register metadata
-            static void registerMetadata();
         };
 
     } //namespace
diff --git a/src/blackmisc/network/clientlist.cpp b/src/blackmisc/network/clientlist.cpp
index 53f1a7222..5255b97d3 100644
--- a/src/blackmisc/network/clientlist.cpp
+++ b/src/blackmisc/network/clientlist.cpp
@@ -22,16 +22,5 @@ namespace BlackMisc
         CClientList::CClientList(const CSequence &other) : CSequence<CClient>(other)
         { }
 
-        void CClientList::registerMetadata()
-        {
-            qRegisterMetaType<BlackMisc::CSequence<CClient>>();
-            qDBusRegisterMetaType<BlackMisc::CSequence<CClient>>();
-            qRegisterMetaType<BlackMisc::CCollection<CClient>>();
-            qDBusRegisterMetaType<BlackMisc::CCollection<CClient>>();
-            qRegisterMetaType<CClientList>();
-            qDBusRegisterMetaType<CClientList>();
-            registerMetaValueType<CClientList>();
-        }
-
     } // namespace
 } // namespace
diff --git a/src/blackmisc/network/clientlist.h b/src/blackmisc/network/clientlist.h
index b4317e0c9..60dccf3c6 100644
--- a/src/blackmisc/network/clientlist.h
+++ b/src/blackmisc/network/clientlist.h
@@ -30,22 +30,19 @@ namespace BlackMisc
         //! Value object encapsulating a list of voice rooms.
         class BLACKMISC_EXPORT CClientList :
             public CSequence<CClient>,
-            public BlackMisc::Aviation::ICallsignObjectList<BlackMisc::Network::CClient, BlackMisc::Network::CClientList>
+            public BlackMisc::Aviation::ICallsignObjectList<BlackMisc::Network::CClient, BlackMisc::Network::CClientList>,
+            public BlackMisc::Mixin::MetaType<CClientList>
         {
         public:
+            BLACKMISC_DECLARE_USING_MIXIN_METATYPE(CClientList)
+
             //! Default constructor.
             CClientList();
 
             //! Construct from a base class object.
             CClientList(const CSequence &other);
 
-            //! QVariant, required for DBus QVariant lists
-            QVariant toQVariant() const { return QVariant::fromValue(*this); }
-
-            //! Register metadata
-            static void registerMetadata();
         };
-
     } //namespace
 } // namespace
 
diff --git a/src/blackmisc/network/serverlist.cpp b/src/blackmisc/network/serverlist.cpp
index e6535e80e..87e15d4d5 100644
--- a/src/blackmisc/network/serverlist.cpp
+++ b/src/blackmisc/network/serverlist.cpp
@@ -20,16 +20,5 @@ namespace BlackMisc
             CSequence<CServer>(other)
         { }
 
-        void CServerList::registerMetadata()
-        {
-            qRegisterMetaType<BlackMisc::CSequence<CServer>>();
-            qDBusRegisterMetaType<BlackMisc::CSequence<CServer>>();
-            qRegisterMetaType<BlackMisc::CCollection<CServer>>();
-            qDBusRegisterMetaType<BlackMisc::CCollection<CServer>>();
-            qRegisterMetaType<CServerList>();
-            qDBusRegisterMetaType<CServerList>();
-            registerMetaValueType<CServerList>();
-        }
-
     } // namespace
 } // namespace
diff --git a/src/blackmisc/network/serverlist.h b/src/blackmisc/network/serverlist.h
index dc1e0aa35..3678a827b 100644
--- a/src/blackmisc/network/serverlist.h
+++ b/src/blackmisc/network/serverlist.h
@@ -21,27 +21,19 @@ namespace BlackMisc
 {
     namespace Network
     {
-        /*!
-         * Value object encapsulating a list of servers.
-         */
-        class BLACKMISC_EXPORT CServerList : public CSequence<CServer>
+        //! Value object encapsulating a list of servers.
+        class BLACKMISC_EXPORT CServerList :
+            public CSequence<CServer>,
+            public BlackMisc::Mixin::MetaType<CServerList>
         {
         public:
+            BLACKMISC_DECLARE_USING_MIXIN_METATYPE(CServerList)
+
             //! Default constructor.
             CServerList();
 
             //! Construct from a base class object.
             CServerList(const CSequence<CServer> &other);
-
-            //! \copydoc CValueObject::toQVariant
-            QVariant toQVariant() const { return QVariant::fromValue(*this); }
-
-            //! \copydoc CValueObject::convertFromQVariant
-            void convertFromQVariant(const QVariant &variant) { BlackMisc::setFromQVariant(this, variant); }
-
-            //! Register metadata
-            static void registerMetadata();
-
         };
 
     } //namespace
diff --git a/src/blackmisc/network/textmessagelist.cpp b/src/blackmisc/network/textmessagelist.cpp
index 99b7d9f85..563ddba24 100644
--- a/src/blackmisc/network/textmessagelist.cpp
+++ b/src/blackmisc/network/textmessagelist.cpp
@@ -87,17 +87,6 @@ namespace BlackMisc
             return this->contains(&CTextMessage::isRadioMessage, true);
         }
 
-        void CTextMessageList::registerMetadata()
-        {
-            qRegisterMetaType<BlackMisc::CSequence<CTextMessage>>();
-            qDBusRegisterMetaType<BlackMisc::CSequence<CTextMessage>>();
-            qRegisterMetaType<BlackMisc::CCollection<CTextMessage>>();
-            qDBusRegisterMetaType<BlackMisc::CCollection<CTextMessage>>();
-            qRegisterMetaType<CTextMessageList>();
-            qDBusRegisterMetaType<CTextMessageList>();
-            registerMetaValueType<CTextMessageList>();
-        }
-
         CTextMessageList CTextMessageList::findByFrequency(const CFrequency &frequency) const
         {
             return this->findBy(&CTextMessage::getFrequency, frequency);
diff --git a/src/blackmisc/network/textmessagelist.h b/src/blackmisc/network/textmessagelist.h
index 5256a3671..5b8b0e3dd 100644
--- a/src/blackmisc/network/textmessagelist.h
+++ b/src/blackmisc/network/textmessagelist.h
@@ -25,14 +25,15 @@ namespace BlackMisc
 {
     namespace Network
     {
-        /*!
-         * Value object encapsulating a list of text messages
-         */
+        //! Value object encapsulating a list of text messages
         class BLACKMISC_EXPORT CTextMessageList :
             public CSequence<CTextMessage>,
-            public BlackMisc::ITimestampObjectList<CTextMessage, CTextMessageList>
+            public BlackMisc::ITimestampObjectList<CTextMessage, CTextMessageList>,
+            public BlackMisc::Mixin::MetaType<CTextMessageList>
         {
         public:
+            BLACKMISC_DECLARE_USING_MIXIN_METATYPE(CTextMessageList)
+
             //! Default constructor.
             CTextMessageList();
 
@@ -81,15 +82,6 @@ namespace BlackMisc
             //! Mark all messages as sent
             void markAsSent();
 
-            //! \copydoc CValueObject::toQVariant
-            QVariant toQVariant() const { return QVariant::fromValue(*this); }
-
-            //! \copydoc CValueObject::convertFromQVariant
-            void convertFromQVariant(const QVariant &variant) { BlackMisc::setFromQVariant(this, variant); }
-
-            //! Register metadata
-            static void registerMetadata();
-
         };
     } //namespace
 } // namespace
diff --git a/src/blackmisc/network/userlist.cpp b/src/blackmisc/network/userlist.cpp
index 28c435c4d..861662a82 100644
--- a/src/blackmisc/network/userlist.cpp
+++ b/src/blackmisc/network/userlist.cpp
@@ -20,12 +20,5 @@ namespace BlackMisc
         CUserList::CUserList(const CSequence &other) : CSequence<CUser>(other)
         { }
 
-        void CUserList::registerMetadata()
-        {
-            qRegisterMetaType<CUserList>();
-            qDBusRegisterMetaType<CUserList>();
-            registerMetaValueType<CUserList>();
-        }
-
     } // namespace
 } // namespace
diff --git a/src/blackmisc/network/userlist.h b/src/blackmisc/network/userlist.h
index e48dd2663..c2cca4f16 100644
--- a/src/blackmisc/network/userlist.h
+++ b/src/blackmisc/network/userlist.h
@@ -25,24 +25,19 @@ namespace BlackMisc
     namespace Network
     {
         //! Value object encapsulating a list of voice rooms.
-        class BLACKMISC_EXPORT CUserList : public CSequence<CUser>
+        class BLACKMISC_EXPORT CUserList :
+            public CSequence<CUser>,
+            public BlackMisc::Mixin::MetaType<CUserList>
         {
         public:
+            BLACKMISC_DECLARE_USING_MIXIN_METATYPE(CUserList)
+
             //! Default constructor.
             CUserList();
 
             //! Construct from a base class object.
             CUserList(const CSequence &other);
 
-            //! \copydoc CValueObject::toQVariant
-            QVariant toQVariant() const { return QVariant::fromValue(*this); }
-
-            //! \copydoc CValueObject::convertFromQVariant
-            void convertFromQVariant(const QVariant &variant) { BlackMisc::setFromQVariant(this, variant); }
-
-            //! Register metadata
-            static void registerMetadata();
-
         };
 
     } //namespace
diff --git a/src/blackmisc/network/voicecapabilities.h b/src/blackmisc/network/voicecapabilities.h
index 6287a905d..21be6b76d 100644
--- a/src/blackmisc/network/voicecapabilities.h
+++ b/src/blackmisc/network/voicecapabilities.h
@@ -20,9 +20,7 @@ namespace BlackMisc
 {
     namespace Network
     {
-        /*!
-         * Value object encapsulating information for voice capabilities.
-         */
+        //! Value object encapsulating information for voice capabilities.
         class BLACKMISC_EXPORT CVoiceCapabilities : public CValueObject<CVoiceCapabilities>
         {
         public:
diff --git a/src/blackmisc/propertyindexlist.cpp b/src/blackmisc/propertyindexlist.cpp
index 0519e06d7..38f5a5b8e 100644
--- a/src/blackmisc/propertyindexlist.cpp
+++ b/src/blackmisc/propertyindexlist.cpp
@@ -11,30 +11,10 @@
 
 namespace BlackMisc
 {
-    /*
-     * Default constructor
-     */
     CPropertyIndexList::CPropertyIndexList() { }
 
-    /*
-     * Construct from base class object
-     */
     CPropertyIndexList::CPropertyIndexList(const CSequence<CPropertyIndex> &other) :
         CSequence<CPropertyIndex>(other)
     { }
 
-    /*
-     * Register metadata
-     */
-    void CPropertyIndexList::registerMetadata()
-    {
-        qRegisterMetaType<BlackMisc::CSequence<CPropertyIndex>>();
-        qDBusRegisterMetaType<BlackMisc::CSequence<CPropertyIndex>>();
-        qRegisterMetaType<BlackMisc::CCollection<CPropertyIndex>>();
-        qDBusRegisterMetaType<BlackMisc::CCollection<CPropertyIndex>>();
-        qRegisterMetaType<CPropertyIndexList>();
-        qDBusRegisterMetaType<CPropertyIndexList>();
-        registerMetaValueType<CPropertyIndexList>();
-    }
-
 } // namespace
diff --git a/src/blackmisc/propertyindexlist.h b/src/blackmisc/propertyindexlist.h
index 8d6a1e7f6..ef4ecd378 100644
--- a/src/blackmisc/propertyindexlist.h
+++ b/src/blackmisc/propertyindexlist.h
@@ -20,28 +20,20 @@
 
 namespace BlackMisc
 {
-    /*!
-     * Value object encapsulating a list of property indexes.
-     */
-    class BLACKMISC_EXPORT CPropertyIndexList : public CSequence<CPropertyIndex>
+    //! Value object encapsulating a list of property indexes.
+    class BLACKMISC_EXPORT CPropertyIndexList :
+        public CSequence<CPropertyIndex>,
+        public BlackMisc::Mixin::MetaType<CPropertyIndexList>
     {
     public:
+        BLACKMISC_DECLARE_USING_MIXIN_METATYPE(CPropertyIndexList)
+
         //! Default constructor.
         CPropertyIndexList();
 
         //! Construct from a base class object.
         CPropertyIndexList(const CSequence<CPropertyIndex> &other);
-
-        //! \copydoc CValueObject::toQVariant
-        QVariant toQVariant() const { return QVariant::fromValue(*this); }
-
-        //! \copydoc CValueObject::convertFromQVariant
-        void convertFromQVariant(const QVariant &variant) { BlackMisc::setFromQVariant(this, variant); }
-
-        //! Register metadata
-        static void registerMetadata();
     };
-
 } //namespace
 
 Q_DECLARE_METATYPE(BlackMisc::CPropertyIndexList)
diff --git a/src/blackmisc/setkeyboardhotkeylist.cpp b/src/blackmisc/setkeyboardhotkeylist.cpp
index 6d9961d37..c3d00f19a 100644
--- a/src/blackmisc/setkeyboardhotkeylist.cpp
+++ b/src/blackmisc/setkeyboardhotkeylist.cpp
@@ -44,20 +44,6 @@ namespace BlackMisc
             return this->findBy(&CSettingKeyboardHotkey::getFunction, function).frontOrDefault();
         }
 
-        /*
-         * Register metadata
-         */
-        void CSettingKeyboardHotkeyList::registerMetadata()
-        {
-            qRegisterMetaType<BlackMisc::CSequence<CSettingKeyboardHotkey>>();
-            qDBusRegisterMetaType<BlackMisc::CSequence<CSettingKeyboardHotkey>>();
-            qRegisterMetaType<BlackMisc::CCollection<CSettingKeyboardHotkey>>();
-            qDBusRegisterMetaType<BlackMisc::CCollection<CSettingKeyboardHotkey>>();
-            qRegisterMetaType<CSettingKeyboardHotkeyList>();
-            qDBusRegisterMetaType<CSettingKeyboardHotkeyList>();
-            registerMetaValueType<CSettingKeyboardHotkeyList>();
-        }
-
         /*
          * Hotkey list
          */
diff --git a/src/blackmisc/setkeyboardhotkeylist.h b/src/blackmisc/setkeyboardhotkeylist.h
index ffc2f01fe..fa72dadfc 100644
--- a/src/blackmisc/setkeyboardhotkeylist.h
+++ b/src/blackmisc/setkeyboardhotkeylist.h
@@ -23,12 +23,14 @@ namespace BlackMisc
 {
     namespace Settings
     {
-        /*!
-         * Value object encapsulating a list of keyboard keys.
-         */
-        class BLACKMISC_EXPORT CSettingKeyboardHotkeyList : public CSequence<CSettingKeyboardHotkey>
+        //! Value object encapsulating a list of keyboard keys.
+        class BLACKMISC_EXPORT CSettingKeyboardHotkeyList :
+            public CSequence<CSettingKeyboardHotkey>,
+            public BlackMisc::Mixin::MetaType<CSettingKeyboardHotkeyList>
         {
         public:
+            BLACKMISC_DECLARE_USING_MIXIN_METATYPE(CSettingKeyboardHotkeyList)
+
             //! Default constructor
             CSettingKeyboardHotkeyList();
 
@@ -41,21 +43,10 @@ namespace BlackMisc
             //! Key for given function
             BlackMisc::Settings::CSettingKeyboardHotkey keyForFunction(const CHotkeyFunction &function) const;
 
-            /*!
-             * Fill the list with hotkeys
-             * \param reset true, list will be be reset, otherwise values will not be overridde
-             */
+            //! Fill the list with hotkeys
+            //! \param reset true, list will be be reset, otherwise values will not be overridde
             void initAsHotkeyList(bool reset = true);
 
-            //! \copydoc CValueObject::toQVariant
-            QVariant toQVariant() const { return QVariant::fromValue(*this); }
-
-            //! \copydoc CValueObject::convertFromQVariant
-            void convertFromQVariant(const QVariant &variant) { BlackMisc::setFromQVariant(this, variant); }
-
-            //! Register metadata
-            static void registerMetadata();
-
         };
 
     } //namespace
diff --git a/src/blackmisc/simulation/aircraftmodellist.cpp b/src/blackmisc/simulation/aircraftmodellist.cpp
index 974286d51..4df53740e 100644
--- a/src/blackmisc/simulation/aircraftmodellist.cpp
+++ b/src/blackmisc/simulation/aircraftmodellist.cpp
@@ -61,16 +61,5 @@ namespace BlackMisc
             return ms;
         }
 
-        void CAircraftModelList::registerMetadata()
-        {
-            qRegisterMetaType<BlackMisc::CSequence<CAircraftModel>>();
-            qDBusRegisterMetaType<BlackMisc::CSequence<CAircraftModel>>();
-            qRegisterMetaType<BlackMisc::CCollection<CAircraftModel>>();
-            qDBusRegisterMetaType<BlackMisc::CCollection<CAircraftModel>>();
-            qRegisterMetaType<CAircraftModelList>();
-            qDBusRegisterMetaType<CAircraftModelList>();
-            registerMetaValueType<CAircraftModelList>();
-        }
-
     } // namespace
 } // namespace
diff --git a/src/blackmisc/simulation/aircraftmodellist.h b/src/blackmisc/simulation/aircraftmodellist.h
index b8be872b1..71471b8db 100644
--- a/src/blackmisc/simulation/aircraftmodellist.h
+++ b/src/blackmisc/simulation/aircraftmodellist.h
@@ -21,21 +21,20 @@ namespace BlackMisc
 {
     namespace Simulation
     {
-        /*!
-         * Value object encapsulating a list of aircraft models
-         */
-        class BLACKMISC_EXPORT CAircraftModelList : public CSequence<CAircraftModel>
+        //! Value object encapsulating a list of aircraft models
+        class BLACKMISC_EXPORT CAircraftModelList :
+            public CSequence<CAircraftModel>,
+            public BlackMisc::Mixin::MetaType<CAircraftModelList>
         {
         public:
+            BLACKMISC_DECLARE_USING_MIXIN_METATYPE(CAircraftModelList)
+
             //! Empty constructor.
             CAircraftModelList();
 
             //! Construct from a base class object.
             CAircraftModelList(const CSequence<CAircraftModel> &other);
 
-            //! QVariant, required for DBus QVariant lists
-            QVariant toQVariant() const { return QVariant::fromValue(*this); }
-
             //! Contains model string
             bool containsModelString(const QString &modelString, Qt::CaseSensitivity sensitivity = Qt::CaseInsensitive) const;
 
@@ -51,12 +50,6 @@ namespace BlackMisc
             //! Model strings
             QStringList getSortedModelStrings() const;
 
-            //! \copydoc CValueObject::convertFromQVariant
-            void convertFromQVariant(const QVariant &variant) { BlackMisc::setFromQVariant(this, variant); }
-
-            //! Register metadata
-            static void registerMetadata();
-
         };
 
     } //namespace
diff --git a/src/blackmisc/simulation/fscommon/aircraftcfgentrieslist.cpp b/src/blackmisc/simulation/fscommon/aircraftcfgentrieslist.cpp
index e1fedd1d1..aa2a1d537 100644
--- a/src/blackmisc/simulation/fscommon/aircraftcfgentrieslist.cpp
+++ b/src/blackmisc/simulation/fscommon/aircraftcfgentrieslist.cpp
@@ -282,7 +282,7 @@ namespace BlackMisc
 
                 QString content(line.mid(index + 1).trimmed());
 
-                // fix "" strings, some are malformed and just contain " at beginning, end
+                // fix "" strings, some are malformed and just contain " at beginning, not clsoing at end of line
                 if (content.endsWith('"')) { content.remove(content.size() - 1 , 1); }
                 if (content.startsWith('"')) { content.remove(0 , 1); }
 
@@ -294,17 +294,6 @@ namespace BlackMisc
                 return content;
             }
 
-            void CAircraftCfgEntriesList::registerMetadata()
-            {
-                qRegisterMetaType<BlackMisc::CSequence<CAircraftCfgEntries>>();
-                qDBusRegisterMetaType<BlackMisc::CSequence<CAircraftCfgEntries>>();
-                qRegisterMetaType<BlackMisc::CCollection<CAircraftCfgEntries>>();
-                qDBusRegisterMetaType<BlackMisc::CCollection<CAircraftCfgEntries>>();
-                qRegisterMetaType<CAircraftCfgEntriesList>();
-                qDBusRegisterMetaType<CAircraftCfgEntriesList>();
-                BlackMisc::registerMetaValueType<CAircraftCfgEntriesList>();
-            }
-
         } // namespace
     } // namespace
 } // namespace
diff --git a/src/blackmisc/simulation/fscommon/aircraftcfgentrieslist.h b/src/blackmisc/simulation/fscommon/aircraftcfgentrieslist.h
index d8fd62b2c..f69522908 100644
--- a/src/blackmisc/simulation/fscommon/aircraftcfgentrieslist.h
+++ b/src/blackmisc/simulation/fscommon/aircraftcfgentrieslist.h
@@ -28,12 +28,13 @@ namespace BlackMisc
     {
         namespace FsCommon
         {
-
             //! Utility, providing FS aircraft.cfg entries
-            class BLACKMISC_EXPORT CAircraftCfgEntriesList : public BlackMisc::CSequence<CAircraftCfgEntries>
+            class BLACKMISC_EXPORT CAircraftCfgEntriesList :
+                public BlackMisc::CSequence<CAircraftCfgEntries>,
+                public BlackMisc::Mixin::MetaType<CAircraftCfgEntriesList>
             {
-
             public:
+                BLACKMISC_DECLARE_USING_MIXIN_METATYPE(CAircraftCfgEntriesList)
 
                 //! Constructor
                 CAircraftCfgEntriesList(const QString &rootDirectory = "") : m_rootDirectory(rootDirectory) {}
@@ -74,18 +75,9 @@ namespace BlackMisc
                 //! Find by title
                 CAircraftCfgEntriesList findByTitle(const QString &title, Qt::CaseSensitivity caseSensitivity = Qt::CaseInsensitive) const;
 
-                //! \copydoc CValueObject::toQVariant
-                QVariant toQVariant() const { return QVariant::fromValue(*this); }
-
-                //! \copydoc CValueObject::convertFromQVariant
-                void convertFromQVariant(const QVariant &variant) { BlackMisc::setFromQVariant(this, variant); }
-
                 //! Do not include the following directories for FS
                 static const QStringList &excludeDirectories();
 
-                //! Register metadata
-                static void registerMetadata();
-
             private:
                 QString m_rootDirectory;         //!< root directory reading aircraft.cfg files
                 bool m_readForDirectory = false; //!< valid read for given directory
diff --git a/src/blackmisc/simulation/simulatedaircraftlist.cpp b/src/blackmisc/simulation/simulatedaircraftlist.cpp
index 5d4c86bc6..7f172de6f 100644
--- a/src/blackmisc/simulation/simulatedaircraftlist.cpp
+++ b/src/blackmisc/simulation/simulatedaircraftlist.cpp
@@ -28,17 +28,6 @@ namespace BlackMisc
             CSequence<CSimulatedAircraft>(other)
         { }
 
-        void CSimulatedAircraftList::registerMetadata()
-        {
-            qRegisterMetaType<BlackMisc::CSequence<CSimulatedAircraft>>();
-            qDBusRegisterMetaType<BlackMisc::CSequence<CSimulatedAircraft>>();
-            qRegisterMetaType<BlackMisc::CCollection<CSimulatedAircraft>>();
-            qDBusRegisterMetaType<BlackMisc::CCollection<CSimulatedAircraft>>();
-            qRegisterMetaType<CSimulatedAircraftList>();
-            qDBusRegisterMetaType<CSimulatedAircraftList>();
-            registerMetaValueType<CSimulatedAircraftList>();
-        }
-
         CUserList CSimulatedAircraftList::getPilots() const
         {
             return this->findBy(Predicates::MemberValid(&CSimulatedAircraft::getPilot)).transform(Predicates::MemberTransform(&CSimulatedAircraft::getPilot));
diff --git a/src/blackmisc/simulation/simulatedaircraftlist.h b/src/blackmisc/simulation/simulatedaircraftlist.h
index 6e0a86751..904fcf360 100644
--- a/src/blackmisc/simulation/simulatedaircraftlist.h
+++ b/src/blackmisc/simulation/simulatedaircraftlist.h
@@ -32,9 +32,12 @@ namespace BlackMisc
         class BLACKMISC_EXPORT CSimulatedAircraftList :
             public BlackMisc::CSequence<CSimulatedAircraft>,
             public BlackMisc::Aviation::ICallsignObjectList<CSimulatedAircraft, CSimulatedAircraftList>,
-            public BlackMisc::Geo::IGeoObjectWithRelativePositionList<CSimulatedAircraft, CSimulatedAircraftList>
+            public BlackMisc::Geo::IGeoObjectWithRelativePositionList<CSimulatedAircraft, CSimulatedAircraftList>,
+            public BlackMisc::Mixin::MetaType<CSimulatedAircraftList>
         {
         public:
+            BLACKMISC_DECLARE_USING_MIXIN_METATYPE(CSimulatedAircraftList)
+
             //! Default constructor.
             CSimulatedAircraftList();
 
@@ -71,18 +74,9 @@ namespace BlackMisc
             //! Rendered?
             bool isRendered(const BlackMisc::Aviation::CCallsign &callsign) const;
 
-            //! \copydoc CValueObject::toQVariant
-            QVariant toQVariant() const { return QVariant::fromValue(*this); }
-
-            //! \copydoc CValueObject::convertFromQVariant
-            void convertFromQVariant(const QVariant &variant) { BlackMisc::setFromQVariant(this, variant); }
-
             //! To aircraft list
             BlackMisc::Aviation::CAircraftList toAircraftList() const;
 
-            //! Register metadata
-            static void registerMetadata();
-
         };
 
     } //namespace
diff --git a/src/blackmisc/simulation/simulatorinfolist.cpp b/src/blackmisc/simulation/simulatorinfolist.cpp
index ec1275575..fc7b99db9 100644
--- a/src/blackmisc/simulation/simulatorinfolist.cpp
+++ b/src/blackmisc/simulation/simulatorinfolist.cpp
@@ -29,16 +29,5 @@ namespace BlackMisc
             return this->transform([i18n](const CSimulatorPluginInfo & info) { return info.toQString(i18n); });
         }
 
-        void CSimulatorPluginInfoList::registerMetadata()
-        {
-            qRegisterMetaType<BlackMisc::CSequence<CSimulatorPluginInfo>>();
-            qDBusRegisterMetaType<BlackMisc::CSequence<CSimulatorPluginInfo>>();
-            qRegisterMetaType<BlackMisc::CCollection<CSimulatorPluginInfo>>();
-            qDBusRegisterMetaType<BlackMisc::CCollection<CSimulatorPluginInfo>>();
-            qRegisterMetaType<CSimulatorPluginInfoList>();
-            qDBusRegisterMetaType<CSimulatorPluginInfoList>();
-            BlackMisc::registerMetaValueType<CSimulatorPluginInfoList>();
-        }
-
     } // namespace
 } // namespace
diff --git a/src/blackmisc/simulation/simulatorinfolist.h b/src/blackmisc/simulation/simulatorinfolist.h
index 959d143cb..c7187aa13 100644
--- a/src/blackmisc/simulation/simulatorinfolist.h
+++ b/src/blackmisc/simulation/simulatorinfolist.h
@@ -23,27 +23,25 @@ namespace BlackMisc
     namespace Simulation
     {
         //! Value object encapsulating a list of SimulatorInfo objects.
-        class BLACKMISC_EXPORT CSimulatorPluginInfoList : public BlackMisc::CSequence<CSimulatorPluginInfo>
+        class BLACKMISC_EXPORT CSimulatorPluginInfoList :
+            public BlackMisc::CSequence<CSimulatorPluginInfo>,
+            public BlackMisc::Mixin::MetaType<CSimulatorPluginInfoList>
         {
         public:
+            BLACKMISC_DECLARE_USING_MIXIN_METATYPE(CSimulatorPluginInfoList)
+
             //! Default constructor
             CSimulatorPluginInfoList();
 
             //! Construct from a base class object.
             CSimulatorPluginInfoList(const CSequence<CSimulatorPluginInfo> &other);
 
-            //! \copydoc CValueObject::toQVariant
-            QVariant toQVariant() const { return QVariant::fromValue(*this); }
-
             //! Is simulator supported
             bool supportsSimulator(const QString &simulator);
 
             //! String list with meaningful representations
             QStringList toStringList(bool i18n = false) const;
 
-            //! Register the metatypes
-            static void registerMetadata();
-
         };
     } // ns
 } // ns
diff --git a/src/blackmisc/statusmessagelist.cpp b/src/blackmisc/statusmessagelist.cpp
index 7c85e79ff..a3c574d44 100644
--- a/src/blackmisc/statusmessagelist.cpp
+++ b/src/blackmisc/statusmessagelist.cpp
@@ -56,18 +56,4 @@ namespace BlackMisc
             msg.addCategories(categories);
         }
     }
-
-    /*
-     * Metadata
-     */
-    void CStatusMessageList::registerMetadata()
-    {
-        qRegisterMetaType<BlackMisc::CSequence<CStatusMessage>>();
-        qDBusRegisterMetaType<BlackMisc::CSequence<CStatusMessage>>();
-        qRegisterMetaType<BlackMisc::CCollection<CStatusMessage>>();
-        qDBusRegisterMetaType<BlackMisc::CCollection<CStatusMessage>>();
-        qRegisterMetaType<CStatusMessageList>();
-        qDBusRegisterMetaType<CStatusMessageList>();
-        registerMetaValueType<CStatusMessageList>();
-    }
-}
+} // ns
diff --git a/src/blackmisc/statusmessagelist.h b/src/blackmisc/statusmessagelist.h
index 159cffd5e..b80181221 100644
--- a/src/blackmisc/statusmessagelist.h
+++ b/src/blackmisc/statusmessagelist.h
@@ -22,14 +22,15 @@
 namespace BlackMisc
 {
 
-    /*!
-     * Status messages, e.g. from Core -> GUI
-     */
+    //! Status messages, e.g. from Core -> GUI
     class BLACKMISC_EXPORT CStatusMessageList :
         public CSequence<CStatusMessage>,
-        public ITimestampObjectList<CStatusMessage, CStatusMessageList>
+        public ITimestampObjectList<CStatusMessage, CStatusMessageList>,
+        public BlackMisc::Mixin::MetaType<CStatusMessageList>
     {
     public:
+        BLACKMISC_DECLARE_USING_MIXIN_METATYPE(CStatusMessageList)
+
         //! Constructor
         CStatusMessageList() {}
 
@@ -48,17 +49,8 @@ namespace BlackMisc
         //! Add some categories to all messages in the list
         void addCategories(const CLogCategoryList &categories);
 
-        //! \copydoc CValueObject::toQVariant
-        QVariant toQVariant() const { return QVariant::fromValue(*this); }
-
-        //! \copydoc CValueObject::convertFromQVariant
-        void convertFromQVariant(const QVariant &variant) { BlackMisc::setFromQVariant(this, variant); }
-
-        //! Register metadata of unit and quantity
-        static void registerMetadata();
-
     };
-}
+} // ns
 
 Q_DECLARE_METATYPE(BlackMisc::CStatusMessageList)
 Q_DECLARE_METATYPE(BlackMisc::CCollection<BlackMisc::CStatusMessage>)
diff --git a/src/blackmisc/variantlist.cpp b/src/blackmisc/variantlist.cpp
index 5f82b3692..36852fc59 100644
--- a/src/blackmisc/variantlist.cpp
+++ b/src/blackmisc/variantlist.cpp
@@ -11,11 +11,6 @@
 
 namespace BlackMisc
 {
-    /*
-     * Default constructor
-     */
-    CVariantList::CVariantList() = default;
-
     /*
      * Construct from base class object
      */
@@ -23,13 +18,4 @@ namespace BlackMisc
         CSequence(other)
     {}
 
-    /*
-     * Register metadata
-     */
-    void CVariantList::registerMetadata()
-    {
-        qRegisterMetaType<CVariantList>();
-        qDBusRegisterMetaType<CVariantList>();
-        registerMetaValueType<CVariantList>();
-    }
 } // namespace
diff --git a/src/blackmisc/variantlist.h b/src/blackmisc/variantlist.h
index e0d0f5f16..c592fdb3a 100644
--- a/src/blackmisc/variantlist.h
+++ b/src/blackmisc/variantlist.h
@@ -20,28 +20,21 @@
 namespace BlackMisc
 {
 
-    /*!
-     * Value object encapsulating a list of variants.
-     */
-    class BLACKMISC_EXPORT CVariantList : public CSequence<CVariant>
+    //! Value object encapsulating a list of variants.
+    class BLACKMISC_EXPORT CVariantList :
+        public CSequence<CVariant>,
+        public BlackMisc::Mixin::MetaType<CVariantList>
     {
     public:
+        BLACKMISC_DECLARE_USING_MIXIN_METATYPE(CVariantList)
+
         //! Default constructor.
-        CVariantList();
+        CVariantList() = default;
 
         //! Construct from a base class object.
         CVariantList(const CSequence &other);
 
-        //! \copydoc CValueObject::toQVariant
-        QVariant toQVariant() const { return QVariant::fromValue(*this); }
-
-        //! \copydoc CValueObject::convertFromQVariant
-        void convertFromQVariant(const QVariant &variant) { BlackMisc::setFromQVariant(this, variant); }
-
-        //! \brief Register metadata
-        static void registerMetadata();
     };
-
 }
 
 Q_DECLARE_METATYPE(BlackMisc::CVariantList)