diff --git a/resources/workflows/portal/create-user-add-to-vre.json b/resources/workflows/portal/create-user-add-to-vre.json
new file mode 100644
index 0000000..a81fbc1
--- /dev/null
+++ b/resources/workflows/portal/create-user-add-to-vre.json
@@ -0,0 +1,147 @@
+{
+	"ownerApp" : "Orchestrator",
+	"name" : "create-user-add-to-vre",
+	"createBy" : "Marco Lettere",
+	"description": "Batch create a user with a membership in a specific group",
+	"version" : 1,
+	"ownerEmail" : "m.lettere@gmail.com",
+	"inputParameters" : ["user", "first-name", "last-name", "email", "password", "group"],
+	"tasks" : [
+		{
+		"name": "LAMBDA_TASK",
+		"taskReferenceName": "init",
+		"type": "LAMBDA",
+		"inputParameters": {
+			"keycloak": "https://accounts.dev.d4science.org/auth/realms/d4science",
+			"keycloak_admin" : "https://accounts.dev.d4science.org/auth/admin/realms/d4science",
+			"scriptExpression": "1"
+			}
+		},
+		{
+			"name" : "pyrest",
+			"taskReferenceName" : "authorize",
+			"type" : "SIMPLE",
+			"inputParameters" : {
+				"url" : "${init.input.keycloak}/protocol/openid-connect/token",
+				"method" : "POST",
+				"headers" : {
+					"Accept" : "application/json"
+				},
+				"body" : {
+					"client_id" : "orchestrator", 
+					"client_secret" : "c93501bd-abeb-4228-bc28-afac38877338",
+					"grant_type" : "client_credentials"
+				}
+			}
+		},
+		{
+			"name" : "pyrest",
+			"taskReferenceName" : "create_user",
+			"type" : "SIMPLE",
+			"inputParameters" : {
+				"url" : "${init.input.keycloak_admin}/users",
+				"expect" : 201,
+				"method" : "POST",
+				"body" : {
+					"username": "${workflow.input.user}",
+					"firstName": "${workflow.input.first-name}",
+					"lastName": "${workflow.input.last-name}",
+					"email": "${workflow.input.email}",
+					"credentials": [
+						{
+						"temporary": true,
+						"type": "password",
+						"value": "${workflow.input.password}"
+						}
+					],
+					"requiredActions": ["UPDATE_PASSWORD"],
+					"emailVerified": true,
+					"enabled": true
+					},
+				"headers" : {
+					"Authorization" : "Bearer ${authorize.output.body.access_token}",
+					"Content-Type" : "application/json"
+				}
+			}
+		},
+        {
+			"name" : "pyrest",
+			"taskReferenceName" : "lookup_user",
+			"type" : "SIMPLE",
+			"inputParameters" : {
+				"url" : "${init.input.keycloak_admin}/users?username=${workflow.input.user}",
+				"method" : "GET",
+				"headers" : {
+					"Authorization" : "Bearer ${authorize.output.body.access_token}",
+					"Accept" : "application/json"
+				}
+			}
+		},
+		{
+			"name" : "pyrest",
+			"taskReferenceName" : "lookup_client",
+			"type" : "SIMPLE",
+			"inputParameters" : {
+				"url" : "${init.input.keycloak_admin}/clients",
+				"params" : { "clientId" : "${workflow.input.group}"},
+				"method" : "GET",
+				"headers" : {
+					"Authorization" : "Bearer ${authorize.output.body.access_token}",
+					"Accept" : "application/json"
+				}
+			}
+		},
+		{
+			"name" : "pyrest",
+			"taskReferenceName" : "get_client_roles",
+			"type" : "SIMPLE",
+			"inputParameters" : {
+				"url" : "${init.input.keycloak_admin}/clients/${lookup_client.output.body[0].id}/roles",
+				"expect" : [200, 404],
+				"method" : "GET",
+				"headers" : {
+					"Authorization" : "Bearer ${authorize.output.body.access_token}",
+					"Accept" : "application/json"
+				}
+			}
+		},
+		{
+			"name" : "check_role_existance",
+			"taskReferenceName" : "check_role_existance",
+			"type" : "DECISION",
+			"inputParameters" :{
+				"previous_outcome" : "${get_client_roles.output.status}"
+			},
+			"caseValueParam" : "previous_outcome",
+			"decisionCases" : {
+				"200" : [
+					{
+					"name": "LAMBDA_TASK",
+					"taskReferenceName": "select_role",
+					"type": "LAMBDA",
+					"inputParameters": {
+						"role": "${workflow.input.role}",
+						"roles" : "${get_client_roles.output.body}",
+						"scriptExpression": "for(var i=0; i < $.roles.length;i++){if($.roles[i]['name'] == 'Member') return Java.to([$.roles[i]], 'java.lang.Object[]')}"
+						}
+					},
+					{
+						"name" : "pyrest",
+						"taskReferenceName" : "assign_role_to_user",
+						"type" : "SIMPLE",
+						"inputParameters" : {
+							"url" : "${init.input.keycloak_admin}/users/${lookup_user.output.body[0].id}/role-mappings/clients/${lookup_client.output.body[0].id}",
+							"expect" : 204,
+							"method" : "POST",
+							"body" : "${select_role.output.result}",
+							"headers" : {
+								"Authorization" : "Bearer ${authorize.output.body.access_token}",
+								"Content-Type" : "application/json"
+							}
+						}
+					}
+				]
+			}
+		}
+	]
+}
diff --git a/resources/workflows/portal/invitation-accepted.json b/resources/workflows/portal/invitation-accepted.json
new file mode 100644
index 0000000..4541cb4
--- /dev/null
+++ b/resources/workflows/portal/invitation-accepted.json
@@ -0,0 +1,14 @@
+{
+	"model-class-name": "com.liferay.portal.model.Group",
+	"sender": "gcube",
+	"name": "invitation-accepted",
+	"type": "portal",
+	"uuid": "73de5431-3920-4dc2-b00d-70a976891f7d",
+	"timestamp" : "2020-07-24T12:09:24.585Z",
+	"user": "gino.stilla",
+	"password" : "123456",
+	"first-name" : "Gino",
+	"last-name" : "Stilla",
+	"email" : "gino@stilla.com"
+}
+