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diff --git a/net.mograsim.logic.ui/src/net/mograsim/logic/ui/serializing/SubmodelComponentDeserializer.java b/net.mograsim.logic.ui/src/net/mograsim/logic/ui/serializing/SubmodelComponentDeserializer.java
new file mode 100644
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--- /dev/null
+++ b/net.mograsim.logic.ui/src/net/mograsim/logic/ui/serializing/SubmodelComponentDeserializer.java
@@ -0,0 +1,137 @@
+package net.mograsim.logic.ui.serializing;
+
+import java.io.IOException;
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.Map;
+
+import net.mograsim.logic.ui.model.ViewModelModifiable;
+import net.mograsim.logic.ui.model.components.GUIComponent;
+import net.mograsim.logic.ui.model.components.submodels.SimpleRectangularSubmodelComponent;
+import net.mograsim.logic.ui.model.components.submodels.SubmodelComponent;
+import net.mograsim.logic.ui.model.wires.GUIWire;
+import net.mograsim.logic.ui.model.wires.MovablePin;
+import net.mograsim.logic.ui.serializing.SubmodelComponentParams.ComponentCompositionParams;
+import net.mograsim.logic.ui.serializing.SubmodelComponentParams.InnerWireParams;
+import net.mograsim.logic.ui.serializing.SubmodelComponentParams.InterfacePinParams;
+import net.mograsim.logic.ui.serializing.SubmodelComponentParams.ComponentCompositionParams.InnerComponentParams;
+
+/**
+ * Creates {@link SubmodelComponent}s from {@link SubmodelComponentParams}
+ */
+public final class SubmodelComponentDeserializer
+{
+	private static final String rectC = SimpleRectangularSubmodelComponent.class.getSimpleName();
+
+	/**
+	 * Creates a {@link SubmodelComponent} from the {@link SubmodelComponentParams}, specified at the given path. The returned
+	 * SubmodelComponent can also be e.g. a {@link SimpleRectangularSubmodelComponent}, depending on what the
+	 * {@link SubmodelComponentParams} describe.
+	 * 
+	 * @param path The path of the file describing the {@link SubmodelComponentParams}, which define the new {@link SubmodelComponent}
+	 * @return A new SubmodelComponent, as described in the file located at the given path
+	 */
+	public static SubmodelComponent create(ViewModelModifiable model, String path)
+	{
+		try
+		{
+			SubmodelComponentParams params = SubmodelComponentParams.readJson(path);
+			SubmodelComponent ret = create(model, params);
+			return ret;
+		}
+		catch (IOException e)
+		{
+			System.err.println("Failed to construct GUICustomComponent. Parameters were not found.");
+			e.printStackTrace();
+		}
+		return new SimpleRectangularSubmodelComponent(model, 0, "ERROR");
+	}
+
+	/**
+	 * Creates a {@link SubmodelComponent} from the specified {@link SubmodelComponentParams}. The returned SubmodelComponent can also be
+	 * e.g. a {@link SimpleRectangularSubmodelComponent}, depending on what the {@link SubmodelComponentParams} describe.
+	 * 
+	 * @param params The parameters describing the {@link SubmodelComponent}
+	 * 
+	 * @return A new SubmodelComponent, as described by the {@link SubmodelComponentParams}
+	 */
+	public static SubmodelComponent create(ViewModelModifiable model, SubmodelComponentParams params)
+	{
+		DeserializedSubmodelComponentI comp = null;
+		if (rectC.equals(params.type))
+		{
+			comp = createRectComponent(model, params);
+		}
+
+		if (comp == null)
+		{
+			comp = createSubmodelComponent(model, params);
+		}
+		comp.setIdentifierDelegate(() -> params.name);
+		initInnerComponents(comp, params.composition);
+		return (SubmodelComponent) comp;
+	}
+
+	// May return null
+	@SuppressWarnings("unchecked")
+	private static DeserializedSimpleRectangularSubmodelComponent createRectComponent(ViewModelModifiable model,
+			SubmodelComponentParams params)
+	{
+		try
+		{
+			Map<String, Object> m = params.specialized;
+			DeserializedSimpleRectangularSubmodelComponent rect = new DeserializedSimpleRectangularSubmodelComponent(model,
+					((Number) m.get(SimpleRectangularSubmodelComponent.kLogicWidth)).intValue(),
+					(String) m.get(SimpleRectangularSubmodelComponent.kLabel));
+			rect.setSubmodelScale(params.composition.innerScale);
+
+			Object[] names = ((ArrayList<Object>) m.get(SimpleRectangularSubmodelComponent.kInCount)).toArray();
+			rect.setInputPins(Arrays.copyOf(names, names.length, String[].class));
+
+			names = ((ArrayList<Object>) m.get(SimpleRectangularSubmodelComponent.kOutCount)).toArray();
+			rect.setOutputPins(Arrays.copyOf(names, names.length, String[].class));
+
+			return rect;
+		}
+		catch (ClassCastException | NullPointerException e)
+		{
+			System.err.println("Failed to specialize component!");
+			e.printStackTrace();
+			return null;
+		}
+	}
+
+	private static DeserializedSubmodelComponent createSubmodelComponent(ViewModelModifiable model, SubmodelComponentParams params)
+	{
+		DeserializedSubmodelComponent comp = new DeserializedSubmodelComponent(model);
+		comp.setSubmodelScale(params.composition.innerScale);
+		comp.setSize(params.width, params.height);
+		for (InterfacePinParams iPinParams : params.interfacePins)
+		{
+			comp.addSubmodelInterface(
+					new MovablePin(comp, iPinParams.name, iPinParams.logicWidth, iPinParams.location.x, iPinParams.location.y));
+		}
+		return comp;
+	}
+
+	@SuppressWarnings("unused")
+	private static void initInnerComponents(DeserializedSubmodelComponentI comp, ComponentCompositionParams params)
+	{
+		GUIComponent[] components = new GUIComponent[params.subComps.length];
+		for (int i = 0; i < components.length; i++)
+		{
+			InnerComponentParams cParams = params.subComps[i];
+			String path = cParams.name;
+			components[i] = IndirectGUIComponentCreator.create(comp.getSubmodelModifiable(), cParams.name, cParams.params);
+			components[i].moveTo(cParams.pos.x, cParams.pos.y);
+		}
+
+		for (int i = 0; i < params.innerWires.length; i++)
+		{
+			InnerWireParams innerWire = params.innerWires[i];
+			new GUIWire(comp.getSubmodelModifiable(),
+					comp.getSubmodelModifiable().getComponents().get(innerWire.pin1.compId).getPin(innerWire.pin1.pinName),
+					comp.getSubmodelModifiable().getComponents().get(innerWire.pin2.compId).getPin(innerWire.pin2.pinName), innerWire.path);
+		}
+	}
+}