diff --git a/CPS/src/lu/list/itis/dkd/tui/utility/VariableManager.java b/CPS/src/lu/list/itis/dkd/tui/utility/VariableManager.java
index ca686c91cfbe1c7e0a5c44a2912297a556912144..224fe67fa06ea0ffecb7ea39cd3a21e22da40ba9 100644
--- a/CPS/src/lu/list/itis/dkd/tui/utility/VariableManager.java
+++ b/CPS/src/lu/list/itis/dkd/tui/utility/VariableManager.java
@@ -141,6 +141,29 @@ public class VariableManager implements VariableBased {
 
     // ---------------------------------------------------------------------------
 
+    public static List<Variable<?>> gatherDeclaredVariables(Corona candidate) {
+        List<Variable<?>> declared = new ArrayList<>();
+
+        if (candidate instanceof VariableBased) {
+            VariableBased variableBased = (VariableBased) candidate;
+            declared.addAll(variableBased.getDeclaredVariables());
+        }
+
+        List<VariableBased> handlers = candidate.getHandlers(VariableBased.class);
+        for (VariableBased handler : handlers) {
+            declared.addAll(handler.getDeclaredVariables());
+        }
+
+        List<VariableBased> variableScripts = candidate.getScripts(VariableBased.class);
+        for (VariableBased script : variableScripts) {
+            declared.addAll(script.getDeclaredVariables());
+        }
+
+        return declared;
+    }
+
+    // ---------------------------------------------------------------------------
+
     /** {@inheritDoc} */
     @Override
     public List<Variable<?>> getDeclaredVariables() {
diff --git a/CPS/src/lu/list/itis/dkd/tui/utility/VariableUtils.java b/CPS/src/lu/list/itis/dkd/tui/utility/VariableUtils.java
new file mode 100644
index 0000000000000000000000000000000000000000..19233b2a7301ae05e02c305ce5bf729feb8b4491
--- /dev/null
+++ b/CPS/src/lu/list/itis/dkd/tui/utility/VariableUtils.java
@@ -0,0 +1,116 @@
+/**
+ * Copyright Luxembourg Institute of Science and Technology, 2020. All rights reserved. If you wish
+ * to use this code for any purpose, please contact the author(s).
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR
+ * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
+ * FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
+ * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
+ * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY
+ * WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+package lu.list.itis.dkd.tui.utility;
+
+import lu.list.itis.dkd.tui.cps.system.VariableBased;
+import lu.list.itis.dkd.tui.cps.variable.Variable;
+import lu.list.itis.dkd.tui.widget.BaseWidget;
+import lu.list.itis.dkd.tui.widget.ModalWidget;
+import lu.list.itis.dkd.tui.widget.corona.Corona;
+
+import java.util.ArrayList;
+import java.util.List;
+import java.util.Map;
+
+/**
+ * @author mack
+ * @since [major].[minor]
+ * @version [major].[minor].[micro]
+ */
+public class VariableUtils {
+    // ---------------------------------------------------------------------------
+    // ***************************************************************************
+    // * Constructor(s)
+    // ***************************************************************************
+    // ---------------------------------------------------------------------------
+
+    private VariableUtils() {
+
+    }
+
+    // ---------------------------------------------------------------------------
+    // ***************************************************************************
+    // * Class Body
+    // ***************************************************************************
+    // ---------------------------------------------------------------------------
+
+    public static List<VariableBased> getVariableBased(BaseWidget widget) {
+        List<VariableBased> variableBased = new ArrayList<>();
+
+        variableBased.addAll(widget.getCoronas(VariableBased.class));
+        if (widget instanceof ModalWidget) {
+            variableBased.addAll(((ModalWidget) widget).getBundledCoronas(VariableBased.class));
+        }
+
+        List<Corona> allCoronas = widget.getCoronas();
+        for (Corona corona : allCoronas) {
+            variableBased.addAll(corona.getHandlers(VariableBased.class));
+            variableBased.addAll(corona.getScripts(VariableBased.class));
+        }
+
+        return variableBased;
+    }
+
+    // ---------------------------------------------------------------------------
+
+    public static List<Variable<?>> getDeclaredVariables(Corona candidate) {
+        List<Variable<?>> declared = new ArrayList<>();
+
+        if (candidate instanceof VariableBased) {
+            VariableBased variableBased = (VariableBased) candidate;
+            declared.addAll(variableBased.getDeclaredVariables());
+        }
+
+        List<VariableBased> handlers = candidate.getHandlers(VariableBased.class);
+        for (VariableBased handler : handlers) {
+            declared.addAll(handler.getDeclaredVariables());
+        }
+
+        List<VariableBased> variableScripts = candidate.getScripts(VariableBased.class);
+        for (VariableBased script : variableScripts) {
+            declared.addAll(script.getDeclaredVariables());
+        }
+
+        return declared;
+    }
+
+    // ---------------------------------------------------------------------------
+
+    public static List<Variable<?>> connectWithSystemVariables(Corona candidate, Map<String, Variable<?>> systemVariables) {
+        List<Variable<?>> connected = new ArrayList<>();
+
+        if (systemVariables == null) {
+            return connected;
+        }
+
+        if (candidate instanceof VariableBased) {
+            VariableBased variableBased = (VariableBased) candidate;
+            connected.addAll(variableBased.connectWithSystemVariables(systemVariables));
+        }
+
+        List<VariableBased> handlers = candidate.getHandlers(VariableBased.class);
+        for (VariableBased handler : handlers) {
+            connected.addAll(handler.connectWithSystemVariables(systemVariables));
+        }
+
+        List<VariableBased> variableScripts = candidate.getScripts(VariableBased.class);
+        for (VariableBased script : variableScripts) {
+            connected.addAll(script.connectWithSystemVariables(systemVariables));
+        }
+
+
+        return connected;
+    }
+
+}