diff --git a/CHANGELOG.adoc b/CHANGELOG.adoc
index 83aa957..8929648 100644
--- a/CHANGELOG.adoc
+++ b/CHANGELOG.adoc
@@ -1,5 +1,19 @@
 = Changelog
 
+== v2026.5.0
+
+=== Dependency update
+
+=== New features
+
+=== Improvements
+
+- https://github.com/ObeoNetwork/pepper/issues/43[#43] Add an empty pepper template to the home menu
+- https://github.com/ObeoNetwork/pepper/issues/44[#44] Add a Gantt Diagram to the first workpackage of the Gantt Sample Template
+
+=== Bug fixes
+
+
 == v2026.3.0
 
 === Dependency update
diff --git a/backend/pepper-parent/pom.xml b/backend/pepper-parent/pom.xml
index 730b797..a0fe645 100644
--- a/backend/pepper-parent/pom.xml
+++ b/backend/pepper-parent/pom.xml
@@ -168,6 +168,11 @@
 				<artifactId>sirius-components-collaborative</artifactId>
 				<version>${sirius.web.version}</version>
 			</dependency>
+			<dependency>
+				<groupId>org.eclipse.sirius</groupId>
+				<artifactId>sirius-components-collaborative-gantt</artifactId>
+				<version>${sirius.web.version}</version>
+			</dependency>
 			<dependency>
 				<groupId>org.eclipse.sirius</groupId>
 				<artifactId>sirius-components-collaborative-trees</artifactId>
diff --git a/backend/pepper-starter/pom.xml b/backend/pepper-starter/pom.xml
index 52b94b0..14cd793 100644
--- a/backend/pepper-starter/pom.xml
+++ b/backend/pepper-starter/pom.xml
@@ -71,7 +71,11 @@
 			<artifactId>sirius-components-tests</artifactId>
 			<scope>test</scope>
 		</dependency>
-	</dependencies>
+        <dependency>
+            <groupId>org.eclipse.sirius</groupId>
+            <artifactId>sirius-components-collaborative-gantt</artifactId>
+        </dependency>
+    </dependencies>
 
 	<build>
 		<plugins>
diff --git a/backend/pepper-starter/src/main/java/pepper/starter/services/PepperMMProjectTemplateInitializer.java b/backend/pepper-starter/src/main/java/pepper/starter/services/PepperMMProjectTemplateInitializer.java
index 93a3f26..c839964 100644
--- a/backend/pepper-starter/src/main/java/pepper/starter/services/PepperMMProjectTemplateInitializer.java
+++ b/backend/pepper-starter/src/main/java/pepper/starter/services/PepperMMProjectTemplateInitializer.java
@@ -12,17 +12,34 @@
  ******************************************************************************/
 package pepper.starter.services;
 
+import pepper.peppermm.Organization;
+import pepper.peppermm.Workpackage;
+
+import java.util.List;
 import java.util.UUID;
 
+import org.eclipse.sirius.components.collaborative.api.IRepresentationMetadataPersistenceService;
+import org.eclipse.sirius.components.collaborative.api.IRepresentationPersistenceService;
+import org.eclipse.sirius.components.collaborative.gantt.api.IGanttCreationService;
+import org.eclipse.sirius.components.core.RepresentationMetadata;
 import org.eclipse.sirius.components.core.api.IEditingContext;
 import org.eclipse.sirius.components.core.api.IEditingContextPersistenceService;
+import org.eclipse.sirius.components.core.api.IRepresentationDescriptionSearchService;
 import org.eclipse.sirius.components.emf.ResourceMetadataAdapter;
 import org.eclipse.sirius.components.emf.services.JSONResourceFactory;
 import org.eclipse.sirius.components.emf.services.api.IEMFEditingContext;
 import org.eclipse.sirius.components.events.ICause;
+import org.eclipse.sirius.components.gantt.Gantt;
+import org.eclipse.sirius.components.gantt.description.GanttDescription;
+import org.eclipse.sirius.components.representations.VariableManager;
+import org.eclipse.sirius.emfjson.resource.JsonResource;
 import org.eclipse.sirius.web.application.project.services.api.ISemanticDataInitializer;
 import org.springframework.stereotype.Service;
 
+import static pepper.starter.services.PepperMMProjectTemplateProvider.PEPPERMM_EMPTY;
+import static pepper.starter.services.PepperMMProjectTemplateProvider.PEPPERMM_PEPPER_SAMPLE;
+import static pepper.starter.services.view.ViewGanttDescriptionBuilder.WORKPACKAGE_GANTT_REP_DESC_NAME;
+
 /**
  * Provides Pepper meta model specific project templates initializers.
  *
@@ -32,14 +49,24 @@
 public class PepperMMProjectTemplateInitializer implements ISemanticDataInitializer {
 
     private final IEditingContextPersistenceService editingContextPersistenceService;
+    private final IRepresentationPersistenceService representationPersistenceService;
+    private final IGanttCreationService ganttCreationService;
+    private final IRepresentationDescriptionSearchService representationDescriptionSearchService;
+    private final IRepresentationMetadataPersistenceService representationMetadataPersistenceService;
 
-    public PepperMMProjectTemplateInitializer(IEditingContextPersistenceService editingContextPersistenceService) {
+    public PepperMMProjectTemplateInitializer(IEditingContextPersistenceService editingContextPersistenceService, IRepresentationPersistenceService representationPersistenceService,
+            IGanttCreationService ganttCreationService, IRepresentationDescriptionSearchService representationDescriptionSearchService,
+            IRepresentationMetadataPersistenceService representationMetadataPersistenceService) {
         this.editingContextPersistenceService = editingContextPersistenceService;
+        this.representationPersistenceService = representationPersistenceService;
+        this.ganttCreationService = ganttCreationService;
+        this.representationDescriptionSearchService = representationDescriptionSearchService;
+        this.representationMetadataPersistenceService = representationMetadataPersistenceService;
     }
 
     @Override
     public boolean canHandle(String projectTemplateId) {
-        return PepperMMProjectTemplateProvider.PEPPERMM_EXAMPLE_TEMPLATE_ID.equals(projectTemplateId);
+        return PepperMMProjectTemplateProvider.PEPPERMM_EXAMPLE_TEMPLATE_ID.equals(projectTemplateId) || PepperMMProjectTemplateProvider.PEPPERMM_EMPTY_TEMPLATE_ID.equals(projectTemplateId);
     }
 
     @Override
@@ -47,13 +74,53 @@ public void handle(ICause cause, IEditingContext editingContext, String projectT
         if (PepperMMProjectTemplateProvider.PEPPERMM_EXAMPLE_TEMPLATE_ID.equals(projectTemplateId) && editingContext instanceof IEMFEditingContext emfEditingContext) {
             var documentId = UUID.randomUUID();
             var resource = new JSONResourceFactory().createResourceFromPath(documentId.toString());
-            var resourceMetadataAdapter = new ResourceMetadataAdapter("Pepper");
+            var resourceMetadataAdapter = new ResourceMetadataAdapter(PEPPERMM_PEPPER_SAMPLE);
             resource.eAdapters().add(resourceMetadataAdapter);
             emfEditingContext.getDomain().getResourceSet().getResources().add(resource);
 
             resource.getContents().add(new PepperMMSampleBuilder().getSampleContent());
 
             this.editingContextPersistenceService.persist(cause, editingContext);
+
+            this.createGanttOfWorkpackage(cause, editingContext, resource);
+        } else if (PepperMMProjectTemplateProvider.PEPPERMM_EMPTY_TEMPLATE_ID.equals(projectTemplateId) && editingContext instanceof IEMFEditingContext emfEditingContext) {
+            var documentId = UUID.randomUUID();
+            var resource = new JSONResourceFactory().createResourceFromPath(documentId.toString());
+            var resourceMetadataAdapter = new ResourceMetadataAdapter(PEPPERMM_EMPTY);
+            resource.eAdapters().add(resourceMetadataAdapter);
+            emfEditingContext.getDomain().getResourceSet().getResources().add(resource);
+
+            resource.getContents().add(new PepperMMSampleBuilder().getEmptySampleContent());
+
+            this.editingContextPersistenceService.persist(cause, editingContext);
+        }
+    }
+
+    private void createGanttOfWorkpackage(ICause cause, IEditingContext editingContext, JsonResource resource) {
+        var optionalGanttDescription = this.representationDescriptionSearchService.findAll(editingContext)
+                .values()
+                .stream()
+                .filter(GanttDescription.class::isInstance)
+                .map(GanttDescription.class::cast)
+                .filter(desc -> WORKPACKAGE_GANTT_REP_DESC_NAME.equals(desc.getLabel()))
+                .findFirst();
+        if (optionalGanttDescription.isPresent()) {
+            GanttDescription ganttDescription = optionalGanttDescription.get();
+            Workpackage workpackage = ((Organization) resource.getContents().get(0)).getOwnedProjects().get(0).getOwnedWorkpackages().get(0);
+            var variableManager = new VariableManager();
+            variableManager.put(VariableManager.SELF, workpackage);
+            String label = ganttDescription.labelProvider().apply(variableManager);
+            List<String> iconURLs = ganttDescription.getIconURLsProvider().apply(variableManager);
+
+            Gantt gantt = this.ganttCreationService.create(workpackage, ganttDescription, editingContext);
+            var representationMetadata = RepresentationMetadata.newRepresentationMetadata(gantt.getId())
+                    .kind(gantt.getKind())
+                    .label(label)
+                    .descriptionId(gantt.descriptionId())
+                    .iconURLs(iconURLs)
+                    .build();
+            this.representationMetadataPersistenceService.save(cause, editingContext, representationMetadata, gantt.targetObjectId());
+            this.representationPersistenceService.save(cause, editingContext, gantt);
         }
     }
 }
diff --git a/backend/pepper-starter/src/main/java/pepper/starter/services/PepperMMProjectTemplateProvider.java b/backend/pepper-starter/src/main/java/pepper/starter/services/PepperMMProjectTemplateProvider.java
index 7afa81d..5354055 100644
--- a/backend/pepper-starter/src/main/java/pepper/starter/services/PepperMMProjectTemplateProvider.java
+++ b/backend/pepper-starter/src/main/java/pepper/starter/services/PepperMMProjectTemplateProvider.java
@@ -27,13 +27,18 @@
 @Service
 public class PepperMMProjectTemplateProvider implements IProjectTemplateProvider {
 
-    public static final String PEPPERMM_EXAMPLE_TEMPLATE_ID = "pepper-template";
+    public static final String PEPPERMM_EXAMPLE_TEMPLATE_ID = "pepper-sample";
+    public static final String PEPPERMM_PEPPER_SAMPLE = "Pepper Sample";
+
+    public static final String PEPPERMM_EMPTY_TEMPLATE_ID = "pepper-empty-project";
+    public static final String PEPPERMM_EMPTY = "Pepper Empty Project";
 
     public static final String PEPPERMM_NATURE = "siriusWeb://nature?kind=peppermm";
 
     @Override
     public List<ProjectTemplate> getProjectTemplates() {
-        var pepperMMTemplate = new ProjectTemplate(PEPPERMM_EXAMPLE_TEMPLATE_ID, "Pepper", "/project-templates/PepperMM-Template.png", List.of(new ProjectTemplateNature(PEPPERMM_NATURE)));
-        return List.of(pepperMMTemplate);
+        var pepperMMTemplate = new ProjectTemplate(PEPPERMM_EXAMPLE_TEMPLATE_ID, PEPPERMM_PEPPER_SAMPLE, "/project-templates/PepperMM-Sample.png", List.of(new ProjectTemplateNature(PEPPERMM_NATURE)));
+        var pepperMMEmptyTemplate = new ProjectTemplate(PEPPERMM_EMPTY_TEMPLATE_ID, PEPPERMM_EMPTY, "/project-templates/PepperMM-EmptyProject.png", List.of(new ProjectTemplateNature(PEPPERMM_NATURE)));
+        return List.of(pepperMMTemplate, pepperMMEmptyTemplate);
     }
 }
diff --git a/backend/pepper-starter/src/main/resources/project-templates/PepperMM-EmptyProject.png b/backend/pepper-starter/src/main/resources/project-templates/PepperMM-EmptyProject.png
new file mode 100644
index 0000000..423b751
Binary files /dev/null and b/backend/pepper-starter/src/main/resources/project-templates/PepperMM-EmptyProject.png differ
diff --git a/backend/pepper-starter/src/main/resources/project-templates/PepperMM-Template.png b/backend/pepper-starter/src/main/resources/project-templates/PepperMM-Sample.png
similarity index 100%
rename from backend/pepper-starter/src/main/resources/project-templates/PepperMM-Template.png
rename to backend/pepper-starter/src/main/resources/project-templates/PepperMM-Sample.png