diff --git a/CMakeLists.txt b/CMakeLists.txt
index 4406fd4856..d5109f0f7b 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -24,6 +24,8 @@ set(CURA_CLOUD_API_ROOT "" CACHE STRING "Alternative Cura cloud API root")
 set(CURA_CLOUD_API_VERSION "" CACHE STRING "Alternative Cura cloud API version")
 
 configure_file(${CMAKE_SOURCE_DIR}/cura.desktop.in ${CMAKE_BINARY_DIR}/cura.desktop @ONLY)
+
+
 configure_file(cura/CuraVersion.py.in CuraVersion.py @ONLY)
 
 
diff --git a/cura/ApplicationMetadata.py b/cura/ApplicationMetadata.py
index aea68c0af5..73eb9bb288 100644
--- a/cura/ApplicationMetadata.py
+++ b/cura/ApplicationMetadata.py
@@ -9,6 +9,7 @@ DEFAULT_CURA_DISPLAY_NAME = "Ultimaker Cura"
 DEFAULT_CURA_VERSION = "master"
 DEFAULT_CURA_BUILD_TYPE = ""
 DEFAULT_CURA_DEBUG_MODE = False
+DEFAULT_CURA_SDK_VERSION = "6.1.0"
 
 try:
     from cura.CuraVersion import CuraAppName  # type: ignore
@@ -41,4 +42,7 @@ try:
 except ImportError:
     CuraDebugMode = DEFAULT_CURA_DEBUG_MODE
 
-from cura.CuraVersion import CuraSDKVersion  # type: ignore
+# Each release has a fixed SDK version coupled with it. It doesn't make sense to make it configurable because, for
+# example Cura 3.2 with SDK version 6.1 will not work. So the SDK version is hard-coded here and left out of the
+# CuraVersion.py.in template.
+CuraSDKVersion = "6.1.0"
diff --git a/cura/CuraVersion.py.in b/cura/CuraVersion.py.in
index abbc3a0a0d..4583e76f67 100644
--- a/cura/CuraVersion.py.in
+++ b/cura/CuraVersion.py.in
@@ -6,9 +6,6 @@ CuraAppDisplayName = "@CURA_APP_DISPLAY_NAME@"
 CuraVersion = "@CURA_VERSION@"
 CuraBuildType = "@CURA_BUILDTYPE@"
 CuraDebugMode = True if "@_cura_debugmode@" == "ON" else False
-
-CuraSDKVersion = "6.1.0"
-
 CuraCloudAPIRoot = "@CURA_CLOUD_API_ROOT@"
 CuraCloudAPIVersion = "@CURA_CLOUD_API_VERSION@"
 CuraCloudAccountAPIRoot = "@CURA_CLOUD_ACCOUNT_API_ROOT@"
diff --git a/cura/Machines/Models/IntentCategoryModel.py b/cura/Machines/Models/IntentCategoryModel.py
new file mode 100644
index 0000000000..ac69191ca1
--- /dev/null
+++ b/cura/Machines/Models/IntentCategoryModel.py
@@ -0,0 +1,47 @@
+#Copyright (c) 2019 Ultimaker B.V.
+#Cura is released under the terms of the LGPLv3 or higher.
+
+from PyQt5.QtCore import Qt
+import collections
+
+from cura.Settings.IntentManager import IntentManager
+from UM.Qt.ListModel import ListModel
+
+from UM.i18n import i18nCatalog
+catalog = i18nCatalog("cura")
+
+##  Lists the intent categories that are available for the current printer
+#   configuration.
+class IntentCategoryModel(ListModel):
+    NameRole = Qt.UserRole + 1
+    IntentCategoryRole = Qt.UserRole + 2
+    WeightRole = Qt.UserRole + 3
+
+    #Translations to user-visible string. Ordered by weight.
+    #TODO: Create a solution for this name and weight to be used dynamically.
+    name_translation = collections.OrderedDict() #type: "collections.OrderedDict[str,str]"
+    name_translation["default"] = catalog.i18nc("@label", "Default")
+    name_translation["engineering"] = catalog.i18nc("@label", "Engineering")
+    name_translation["smooth"] = catalog.i18nc("@label", "Smooth")
+
+    ##  Creates a new model for a certain intent category.
+    #   \param The category to list the intent profiles for.
+    def __init__(self, intent_category: str) -> None:
+        super().__init__()
+        self._intent_category = intent_category
+
+        self.addRoleName(self.NameRole, "name")
+        self.addRoleName(self.IntentCategoryRole, "intent_category")
+        self.addRoleName(self.WeightRole, "weight")
+
+    ##  Updates the list of intents.
+    def update(self) -> None:
+        available_categories = IntentManager.getInstance().currentAvailableIntentCategories()
+        result = []
+        for category in available_categories:
+            result.append({
+                "name": self.name_translation.get(category, catalog.i18nc("@label", "Unknown")),
+                "intent_category": category,
+                "weight": list(self.name_translation.items()).index(category)
+            })
+        super().update(result)
\ No newline at end of file
diff --git a/cura/Machines/QualityManager.py b/cura/Machines/QualityManager.py
index 7da4f4f0d6..b4f8b8f679 100644
--- a/cura/Machines/QualityManager.py
+++ b/cura/Machines/QualityManager.py
@@ -194,9 +194,9 @@ class QualityManager(QObject):
         return quality_changes_group_dict
 
     #
-    # Gets all quality groups for the given machine. Both available and none available ones will be included.
+    # Gets all quality groups for the given machine. Both available and unavailable ones will be included.
     # It returns a dictionary with "quality_type"s as keys and "QualityGroup"s as values.
-    # Whether a QualityGroup is available can be unknown via the field QualityGroup.is_available.
+    # Whether a QualityGroup is available can be known via the field QualityGroup.is_available.
     # For more details, see QualityGroup.
     #
     def getQualityGroups(self, machine: "GlobalStack") -> Dict[str, QualityGroup]:
diff --git a/cura/Settings/IntentManager.py b/cura/Settings/IntentManager.py
new file mode 100644
index 0000000000..e16115ba2a
--- /dev/null
+++ b/cura/Settings/IntentManager.py
@@ -0,0 +1,141 @@
+#Copyright (c) 2019 Ultimaker B.V.
+#Cura is released under the terms of the LGPLv3 or higher.
+
+from PyQt5.QtCore import QObject, pyqtSignal
+from typing import Any, Dict, List, Set, Tuple, TYPE_CHECKING
+from cura.CuraApplication import CuraApplication
+from cura.Settings.ExtruderManager import ExtruderManager
+from UM.Settings.InstanceContainer import InstanceContainer
+
+if TYPE_CHECKING:
+    from UM.Settings.InstanceContainer import InstanceContainer
+
+##  Front-end for querying which intents are available for a certain
+#   configuration.
+#
+#   CURRENTLY THIS CLASS CONTAINS ONLY SOME PSEUDOCODE OF WHAT WE ARE SUPPOSED
+#   TO IMPLEMENT.
+class IntentManager(QObject):
+    __instance = None
+
+    def __init__(self) -> None:
+        super().__init__()
+        CuraApplication.getInstance().getMachineManager().activeStackChanged.connect(self.configurationChanged)
+        self.configurationChanged.connect(self.selectDefaultIntent)
+        pass
+
+    ##  This class is a singleton.
+    @classmethod
+    def getInstance(cls):
+        if not cls.__instance:
+            cls.__instance = IntentManager()
+        return cls.__instance
+
+    configurationChanged = pyqtSignal()
+
+    ##  Gets the metadata dictionaries of all intent profiles for a given
+    #   configuration.
+    #
+    #   \param definition_id ID of the printer.
+    #   \param nozzle_name Name of the nozzle.
+    #   \param material_id ID of the material.
+    #   \return A list of metadata dictionaries matching the search criteria, or
+    #   an empty list if nothing was found.
+    def intentMetadatas(self, definition_id: str, nozzle_name: str, material_id: str) -> List[Dict[str, Any]]:
+        registry = CuraApplication.getInstance().getContainerRegistry()
+        return registry.findContainersMetadata(definition = definition_id, variant = nozzle_name, material_id = material_id)
+
+    ##  Collects and returns all intent categories available for the given
+    #   parameters. Note that the 'default' category is always available.
+    #
+    #   \param definition_id ID of the printer.
+    #   \param nozzle_name Name of the nozzle.
+    #   \param material_id ID of the material.
+    #   \return A set of intent category names.
+    def intentCategories(self, definition_id: str, nozzle_id: str, material_id: str) -> List[str]:
+        categories = set()
+        for intent in self.intentMetadatas(definition_id, nozzle_id, material_id):
+            categories.add(intent["intent_category"])
+        categories.add("default") #The "empty" intent is not an actual profile specific to the configuration but we do want it to appear in the categories list.
+        return list(categories)
+
+    ##  List of intents to be displayed in the interface.
+    #
+    #   For the interface this will have to be broken up into the different
+    #   intent categories. That is up to the model there.
+    #
+    #   \return A list of tuples of intent_category and quality_type. The actual
+    #   instance may vary per extruder.
+    def currentAvailableIntents(self) -> List[Tuple[str, str]]:
+        application = CuraApplication.getInstance()
+        global_stack = application.getGlobalContainerStack()
+        if global_stack is None:
+            return [("default", "normal")]
+            # TODO: We now do this (return a default) if the global stack is missing, but not in the code below,
+            #       even though there should always be defaults. The problem then is what to do with the quality_types.
+            #       Currently _also_ inconsistent with 'currentAvailableIntentCategoreis', which _does_ return default.
+        quality_groups = application.getQualityManager().getQualityGroups(global_stack)
+        available_quality_types = {quality_group.quality_type for quality_group in quality_groups.values() if quality_group.node_for_global is not None}
+
+        final_intent_ids = set()  # type: Set[str]
+        current_definition_id = global_stack.definition.getMetaDataEntry("id")
+        for extruder_stack in ExtruderManager.getInstance().getUsedExtruderStacks():
+            nozzle_name = extruder_stack.variant.getMetaDataEntry("name")
+            material_id = extruder_stack.material.getMetaDataEntry("base_file")
+            final_intent_ids |= {metadata["id"] for metadata in self.intentMetadatas(current_definition_id, nozzle_name, material_id) if metadata["quality_type"] in available_quality_types}
+
+        result = set()  # type: Set[Tuple[str, str]]
+        for intent_id in final_intent_ids:
+            intent_metadata = application.getContainerRegistry().findContainersMetadata(id = intent_id)[0]
+            result.add((intent_metadata["intent_category"], intent_metadata["quality_type"]))
+        return list(result)
+
+    ##  List of intent categories available in either of the extruders.
+    #
+    #   This is purposefully inconsistent with the way that the quality types
+    #   are listed. The quality types will show all quality types available in
+    #   the printer using any configuration. This will only list the intent
+    #   categories that are available using the current configuration (but the
+    #   union over the extruders).
+    #   \return List of all categories in the current configurations of all
+    #   extruders.
+    def currentAvailableIntentCategories(self) -> List[str]:
+        global_stack = CuraApplication.getInstance().getGlobalContainerStack()
+        if global_stack is None:
+            return ["default"]
+        current_definition_id = global_stack.definition.getMetaDataEntry("id")
+        final_intent_categories = set()  # type: Set[str]
+        for extruder_stack in ExtruderManager.getInstance().getUsedExtruderStacks():
+            nozzle_name = extruder_stack.variant.getMetaDataEntry("name")
+            material_id = extruder_stack.material.getMetaDataEntry("base_file")
+            final_intent_categories.update(self.intentCategories(current_definition_id, nozzle_name, material_id))
+        return list(final_intent_categories)
+
+    ##  The intent that gets selected by default when no intent is available for
+    #   the configuration, an extruder can't match the intent that the user
+    #   selects, or just when creating a new printer.
+    def getDefaultIntent(self) -> InstanceContainer:
+        return CuraApplication.getInstance().empty_intent_container
+
+    ##  Apply intent on the stacks.
+    def selectIntent(self, intent_category: str, quality_type: str) -> None:
+        application = CuraApplication.getInstance()
+        global_stack = application.getGlobalContainerStack()
+        if global_stack is None:
+            return
+        current_definition_id = global_stack.definition.getMetaDataEntry("id")
+        for extruder_stack in ExtruderManager.getInstance().getUsedExtruderStacks():
+            nozzle_name = extruder_stack.variant.getMetaDataEntry("name")
+            material_id = extruder_stack.material.getMetaDataEntry("base_file")
+            intent = application.getContainerRegistry().findContainers(definition = current_definition_id, variant = nozzle_name, material = material_id, quality_type = quality_type, intent_category = intent_category)
+            if intent:
+                extruder_stack.intent = intent[0]
+            else:
+                extruder_stack.intent = self.getDefaultIntent()
+
+        application.getMachineManager().setQualityGroupByQualityType(quality_type)
+
+    ##  Selects the default intents on every extruder.
+    def selectDefaultIntent(self) -> None:
+        for extruder_stack in ExtruderManager.getInstance().getUsedExtruderStacks():
+            extruder_stack.intent = self.getDefaultIntent()
diff --git a/resources/intent/strong.inst.cfg b/resources/intent/strong.inst.cfg
index 4758841bf7..702778d598 100644
--- a/resources/intent/strong.inst.cfg
+++ b/resources/intent/strong.inst.cfg
@@ -6,6 +6,10 @@ definition = fdmprinter
 [metadata]
 setting_version = 7
 type = intent
+intent_category = engineering
+quality_type = draft
+material = generic_abs
+variant = AA 0.4
 
 [values]
 
diff --git a/tests/TestIntentManager.py b/tests/TestIntentManager.py
new file mode 100644
index 0000000000..c9d39f607e
--- /dev/null
+++ b/tests/TestIntentManager.py
@@ -0,0 +1,140 @@
+from unittest.mock import MagicMock, patch
+
+import pytest
+from typing import Any, Dict, List
+
+from cura.Settings.IntentManager import IntentManager
+from cura.Machines.QualityGroup import QualityGroup
+from cura.Machines.QualityManager import QualityManager
+
+from tests.Settings.MockContainer import MockContainer
+
+@pytest.fixture()
+def quality_manager(application, container_registry, global_stack) -> QualityManager:
+    application.getGlobalContainerStack = MagicMock(return_value = global_stack)
+    with patch("cura.CuraApplication.CuraApplication.getInstance", MagicMock(return_value=application)):
+        with patch("UM.Settings.ContainerRegistry.ContainerRegistry.getInstance", MagicMock(return_value=container_registry)):
+            manager = QualityManager(application)
+    return manager
+
+
+@pytest.fixture()
+def intent_manager(application, extruder_manager, machine_manager, quality_manager, container_registry, global_stack) -> IntentManager:
+    application.getExtruderManager = MagicMock(return_value = extruder_manager)
+    application.getGlobalContainerStack = MagicMock(return_value = global_stack)
+    application.getMachineManager = MagicMock(return_value = machine_manager)
+    application.getQualityManager = MagicMock(return_value = quality_manager)
+    with patch("cura.CuraApplication.CuraApplication.getInstance", MagicMock(return_value=application)):
+        with patch("UM.Settings.ContainerRegistry.ContainerRegistry.getInstance", MagicMock(return_value=container_registry)):
+            manager = IntentManager()
+    return manager
+
+
+mocked_intent_metadata = [
+    {"id": "um3_aa4_pla_smooth_normal", "GUID": "abcxyz", "definition": "ultimaker3", "variant": "AA 0.4",
+     "material_id": "generic_pla", "intent_category": "smooth", "quality_type": "normal"},
+    {"id": "um3_aa4_pla_strong_abnorm", "GUID": "defqrs", "definition": "ultimaker3", "variant": "AA 0.4",
+     "material_id": "generic_pla", "intent_category": "strong", "quality_type": "abnorm"}]  # type:List[Dict[str, str]]
+
+mocked_qualitygroup_metadata = {
+    "normal": QualityGroup("um3_aa4_pla_normal", "normal"),
+    "abnorm": QualityGroup("um3_aa4_pla_abnorm", "abnorm")}  # type:Dict[str, QualityGroup]
+
+
+def mockFindMetadata(**kwargs) -> List[Dict[str, Any]]:
+    if "id" in kwargs:
+        return [x for x in mocked_intent_metadata if x["id"] == kwargs["id"]]
+    else:
+        result = []
+        for data in mocked_intent_metadata:
+            should_add = True
+            for key, value in kwargs.items():
+                if key in data.keys():
+                    should_add &= (data[key] == value)
+            if should_add:
+                result.append(data)
+        return result
+
+
+def mockFindContainers(**kwargs) -> List[MockContainer]:
+    result = []
+    metadatas = mockFindMetadata(**kwargs)
+    for metadata in metadatas:
+        result.append(MockContainer(metadata))
+    return result
+
+
+def doSetup(application, extruder_manager, quality_manager, container_registry, global_stack) -> None:
+    container_registry.findContainersMetadata = MagicMock(side_effect=mockFindMetadata)
+    container_registry.findContainers = MagicMock(side_effect=mockFindContainers)
+
+    quality_manager.getQualityGroups = MagicMock(return_value=mocked_qualitygroup_metadata)
+    for _, qualitygroup in mocked_qualitygroup_metadata.items():
+        qualitygroup.node_for_global = MagicMock(name="Node for global")
+    application.getQualityManager = MagicMock(return_value=quality_manager)
+
+    global_stack.definition = MockContainer({"id": "ultimaker3"})
+    application.getGlobalContainerStack = MagicMock(return_value=global_stack)
+
+    extruder_stack_a = MockContainer({"id": "Extruder The First"})
+    extruder_stack_a.variant = MockContainer({"name": "AA 0.4"})
+    extruder_stack_a.material = MockContainer({"base_file": "generic_pla"})
+    extruder_stack_b = MockContainer({"id": "Extruder II: Plastic Boogaloo"})
+    extruder_stack_b.variant = MockContainer({"name": "AA 0.4"})
+    extruder_stack_b.material = MockContainer({"base_file": "generic_pla"})
+
+    extruder_manager.getUsedExtruderStacks = MagicMock(return_value=[extruder_stack_a, extruder_stack_b])
+
+
+def test_intentCategories(application, intent_manager, container_registry):
+    # Mock .findContainersMetadata so we also test .intentMetadatas (the latter is mostly a wrapper around the former).
+    container_registry.findContainersMetadata = MagicMock(return_value=mocked_intent_metadata)
+
+    with patch("cura.CuraApplication.CuraApplication.getInstance", MagicMock(return_value=application)):
+        with patch("UM.Settings.ContainerRegistry.ContainerRegistry.getInstance", MagicMock(return_value=container_registry)):
+            categories = intent_manager.intentCategories("ultimaker3", "AA 0.4", "generic_pla")  # type:List[str]
+            assert "default" in categories, "default should always be in categories"
+            assert "strong" in categories, "strong should be in categories"
+            assert "smooth" in categories, "smooth should be in categories"
+
+
+def test_currentAvailableIntents(application, extruder_manager, quality_manager, intent_manager, container_registry, global_stack):
+    doSetup(application, extruder_manager, quality_manager, container_registry, global_stack)
+
+    with patch("cura.CuraApplication.CuraApplication.getInstance", MagicMock(return_value=application)):
+        with patch("UM.Settings.ContainerRegistry.ContainerRegistry.getInstance", MagicMock(return_value=container_registry)):
+            with patch("cura.Settings.ExtruderManager.ExtruderManager.getInstance", MagicMock(return_value=extruder_manager)):
+                intents = intent_manager.currentAvailableIntents()
+                assert ("smooth", "normal") in intents
+                assert ("strong", "abnorm") in intents
+                #assert ("default", "normal") in intents  # Pending to-do in 'IntentManager'.
+                #assert ("default", "abnorm") in intents  # Pending to-do in 'IntentManager'.
+                assert len(intents) == 2  # Or 4? pending to-do in 'IntentManager'.
+
+
+def test_currentAvailableIntentCategories(application, extruder_manager, quality_manager, intent_manager, container_registry, global_stack):
+    doSetup(application, extruder_manager, quality_manager, container_registry, global_stack)
+
+    with patch("cura.CuraApplication.CuraApplication.getInstance", MagicMock(return_value=application)):
+        with patch("UM.Settings.ContainerRegistry.ContainerRegistry.getInstance", MagicMock(return_value=container_registry)):
+            with patch("cura.Settings.ExtruderManager.ExtruderManager.getInstance", MagicMock(return_value=extruder_manager)):
+                categories = intent_manager.currentAvailableIntentCategories()
+                assert "default" in categories  # Currently inconsistent with 'currentAvailableIntents'!
+                assert "smooth" in categories
+                assert "strong" in categories
+                assert len(categories) == 3
+
+
+def test_selectIntent(application, extruder_manager, quality_manager, intent_manager, container_registry, global_stack):
+    doSetup(application, extruder_manager, quality_manager, container_registry, global_stack)
+
+    with patch("cura.CuraApplication.CuraApplication.getInstance", MagicMock(return_value=application)):
+        with patch("UM.Settings.ContainerRegistry.ContainerRegistry.getInstance", MagicMock(return_value=container_registry)):
+            with patch("cura.Settings.ExtruderManager.ExtruderManager.getInstance", MagicMock(return_value=extruder_manager)):
+                intents = intent_manager.currentAvailableIntents()
+                for intent, quality in intents:
+                    intent_manager.selectIntent(intent, quality)
+                    extruder_stacks = extruder_manager.getUsedExtruderStacks()
+                    assert len(extruder_stacks) == 2
+                    assert extruder_stacks[0].intent.getMetaDataEntry("intent_category") == intent
+                    assert extruder_stacks[1].intent.getMetaDataEntry("intent_category") == intent
diff --git a/tests/TestMachineManager.py b/tests/TestMachineManager.py
index b1e155aa4f..e91cffb172 100644
--- a/tests/TestMachineManager.py
+++ b/tests/TestMachineManager.py
@@ -2,42 +2,6 @@ from unittest.mock import MagicMock, patch
 
 import pytest
 
-from UM.Settings.ContainerRegistry import ContainerRegistry
-from cura.Settings.ExtruderManager import ExtruderManager
-from cura.Settings.MachineManager import MachineManager
-
-
-@pytest.fixture()
-def global_stack():
-    return MagicMock(name="Global Stack")
-
-@pytest.fixture()
-def container_registry() -> ContainerRegistry:
-    return MagicMock(name = "ContainerRegistry")
-
-
-@pytest.fixture()
-def extruder_manager(application, container_registry) -> ExtruderManager:
-    if ExtruderManager.getInstance() is not None:
-        # Reset the data
-        ExtruderManager._ExtruderManager__instance = None
-
-    with patch("cura.CuraApplication.CuraApplication.getInstance", MagicMock(return_value=application)):
-        with patch("UM.Settings.ContainerRegistry.ContainerRegistry.getInstance", MagicMock(return_value=container_registry)):
-            manager = ExtruderManager()
-    return manager
-
-
-@pytest.fixture()
-def machine_manager(application, extruder_manager, container_registry, global_stack) -> MachineManager:
-    application.getExtruderManager = MagicMock(return_value = extruder_manager)
-    application.getGlobalContainerStack = MagicMock(return_value = global_stack)
-    with patch("cura.Settings.CuraContainerRegistry.CuraContainerRegistry.getInstance", MagicMock(return_value=container_registry)):
-        manager = MachineManager(application)
-
-    return manager
-
-
 def test_setActiveMachine(machine_manager):
     registry = MagicMock()
 
diff --git a/tests/conftest.py b/tests/conftest.py
index 7f46c202b3..876fb4f541 100644
--- a/tests/conftest.py
+++ b/tests/conftest.py
@@ -3,7 +3,7 @@
 
 # The purpose of this class is to create fixtures or methods that can be shared among all tests.
 
-import unittest.mock
+from unittest.mock import MagicMock, patch
 import pytest
 
 # Prevents error: "PyCapsule_GetPointer called with incorrect name" with conflicting SIP configurations between Arcus and PyQt: Import Arcus and Savitar first!
@@ -13,16 +13,51 @@ from UM.Qt.QtApplication import QtApplication  # QtApplication import is require
 # Even though your IDE says these files are not used, don't believe it. It's lying. They need to be there.
 
 from cura.CuraApplication import CuraApplication
+from cura.Settings.ExtruderManager import ExtruderManager
+from cura.Settings.MachineManager import MachineManager
 from cura.UI.MachineActionManager import MachineActionManager
+from UM.Settings.ContainerRegistry import ContainerRegistry
 
 # Create a CuraApplication object that will be shared among all tests. It needs to be initialized.
 # Since we need to use it more that once, we create the application the first time and use its instance afterwards.
 @pytest.fixture()
 def application() -> CuraApplication:
-    app = unittest.mock.MagicMock()
+    app = MagicMock()
     return app
 
 # Returns a MachineActionManager instance.
 @pytest.fixture()
 def machine_action_manager(application) -> MachineActionManager:
     return MachineActionManager(application)
+
+@pytest.fixture()
+def global_stack():
+    return MagicMock(name="Global Stack")
+
+@pytest.fixture()
+def container_registry(application, global_stack) -> ContainerRegistry:
+  result = MagicMock()
+  result.findContainerStacks = MagicMock(return_value = [global_stack])
+  application.getContainerRegistry = MagicMock(return_value = result)
+  return result
+
+@pytest.fixture()
+def extruder_manager(application, container_registry) -> ExtruderManager:
+    if ExtruderManager.getInstance() is not None:
+        # Reset the data
+        ExtruderManager._ExtruderManager__instance = None
+
+    with patch("cura.CuraApplication.CuraApplication.getInstance", MagicMock(return_value=application)):
+        with patch("UM.Settings.ContainerRegistry.ContainerRegistry.getInstance", MagicMock(return_value=container_registry)):
+            manager = ExtruderManager()
+    return manager
+
+
+@pytest.fixture()
+def machine_manager(application, extruder_manager, container_registry, global_stack) -> MachineManager:
+    application.getExtruderManager = MagicMock(return_value = extruder_manager)
+    application.getGlobalContainerStack = MagicMock(return_value = global_stack)
+    with patch("UM.Settings.ContainerRegistry.ContainerRegistry.getInstance", MagicMock(return_value=container_registry)):
+        manager = MachineManager(application)
+
+    return manager