diff --git a/backend/src/main/resources/i18n/messages.properties b/backend/src/main/resources/i18n/messages.properties
index 50049f5cb..5ed4a9874 100644
--- a/backend/src/main/resources/i18n/messages.properties
+++ b/backend/src/main/resources/i18n/messages.properties
@@ -104,9 +104,17 @@ value.template=Template
 value.string=String
 value.boolean=Boolean
 value.list=List
+value.long=Long
+value.double=Double
+value.duration=Duration
+value.spring-bean-id=Spring Bean ID
 value.BOOLEAN=Boolean
 value.SELECTION_LIST=List
 value.STRING=String
+value.LONG=Long
+value.DOUBLE=Double
+value.DURATION=Duration
+value.SPRING_BEAN_ID=Spring Bean ID
 
 brand.header.title=Source Management
 brand.logo-link-label=Shibboleth
@@ -140,11 +148,23 @@ label.entity-attribute-default=Default Value
 tooltip.entity-attribute-default=Default Value
 label.entity-attribute-list-options=List options
 tooltip.entity-attribute-list-options=List options
+label.entity-attribute-friendly-name=Friendly name
+tooltip.entity-attribute-friendly-name=Friendly name
+label.entity-attribute-attr-name=Attribute name
+tooltip.entity-attribute-attr-name=This is normally a uri or urn
+label.entity-attribute-display-name=Display name
+tooltip.entity-attribute-display-name=Display name
+
+label.entity-attribute-persist-friendly-name=Persist Friendly Name
+label.entity-attribute-persist-type=Persist Type
+tooltip.entity-attribute-persist-friendly-name=Persist Friendly Name
+tooltip.entity-attribute-persist-type=Persist Type
 
 label.entity-attributes=Entity Attributes
 label.custom-entity-attributes=Custom Entity Attributes
 label.help-text=Help text
 label.default-value=Default Value
+label.new-attribute=New Custom Entity Attribute
 
 label.metadata-source=Metadata Source
 label.metadata-sources=Metadata Sources
diff --git a/ui/public/assets/schema/attribute/attribute.schema.json b/ui/public/assets/schema/attribute/attribute.schema.json
index cc99dc3a6..bb731f20b 100644
--- a/ui/public/assets/schema/attribute/attribute.schema.json
+++ b/ui/public/assets/schema/attribute/attribute.schema.json
@@ -2,7 +2,10 @@
     "type": "object",
     "required": [
         "name",
-        "attributeType"
+        "attributeType",
+        "attributeFriendlyName",
+        "attributeName",
+        "displayName"
     ],
     "properties": {
         "name": {
@@ -19,14 +22,67 @@
             "enum": [
                 "STRING",
                 "BOOLEAN",
-                "SELECTION_LIST"
+                "SELECTION_LIST",
+                "LONG",
+                "DOUBLE",
+                "DURATION",
+                "SPRING_BEAN_ID"
             ],
             "enumNames": [
                 "value.string",
                 "value.boolean",
-                "value.list"
+                "value.list",
+                "value.long",
+                "value.double",
+                "value.duration",
+                "value.spring-bean-id"
             ]
         },
+        "attributeFriendlyName": {
+            "type": "string",
+            "title": "label.entity-attribute-friendly-name",
+            "description": "tooltip.entity-attribute-friendly-name",
+            "minLength": 1,
+            "maxLength": 255
+        },
+        "attributeName": {
+            "type": "string",
+            "title": "label.entity-attribute-attr-name",
+            "description": "tooltip.entity-attribute-attr-name",
+            "minLength": 1,
+            "maxLength": 255
+        },
+        "persistFriendlyName": {
+            "type": "string",
+            "title": "label.entity-attribute-persist-friendly-name",
+            "description": "tooltip.entity-attribute-persist-friendly-name",
+            "minLength": 1,
+            "maxLength": 255
+        },
+        "persistType": {
+            "type": "string",
+            "title": "label.entity-attribute-persist-type",
+            "description": "tooltip.entity-attribute-persist-type",
+            "minLength": 1,
+            "maxLength": 255,
+            "enum": [
+                "boolean",
+                "string",
+                "number"
+            ],
+            "enumNames": [
+                "boolean",
+                "string",
+                "number"
+            ]
+        },
+        "displayName": {
+            "type": "string",
+            "title": "label.entity-attribute-display-name",
+            "description": "tooltip.entity-attribute-display-name",
+            "minLength": 1,
+            "maxLength": 255
+        },
         "helpText": {
             "title": "label.entity-attribute-help",
             "description": "tooltip.entity-attribute-help",
@@ -45,7 +101,7 @@
                                 "STRING"
                             ]
                         },
-                        "defaultValueString": {
+                        "defaultValue": {
                             "title": "label.entity-attribute-default",
                             "description": "tooltip.entity-attribute-default",
                             "type": "string"
@@ -59,12 +115,73 @@
                                 "BOOLEAN"
                             ]
                         },
-                        "defaultValueBoolean": {
+                        "defaultValue": {
+                            "title": "label.entity-attribute-default",
+                            "description": "tooltip.entity-attribute-default",
+                            "type": "string",
+                            "default": "true",
+                            "enumNames": [
+                                "True",
+                                "False"
+                            ]
+                        }
+                    }
+                },
+                {
+                    "properties": {
+                        "attributeType": {
+                            "enum": [
+                                "DURATION"
+                            ]
+                        },
+                        "defaultValue": {
+                            "title": "label.entity-attribute-default",
+                            "description": "tooltip.entity-attribute-default",
+                            "type": "string",
+                            "pattern": "^(R\\d*\\/)?P(?:\\d+(?:\\.\\d+)?Y)?(?:\\d+(?:\\.\\d+)?M)?(?:\\d+(?:\\.\\d+)?W)?(?:\\d+(?:\\.\\d+)?D)?(?:T(?:\\d+(?:\\.\\d+)?H)?(?:\\d+(?:\\.\\d+)?M)?(?:\\d+(?:\\.\\d+)?S)?)?$"
+                        }
+                    }
+                },
+                {
+                    "properties": {
+                        "attributeType": {
+                            "enum": [
+                                "LONG"
+                            ]
+                        },
+                        "defaultValue": {
+                            "title": "label.entity-attribute-default",
+                            "description": "tooltip.entity-attribute-default",
+                            "type": "string"
+                        }
+                    }
+                },
+                {
+                    "properties": {
+                        "attributeType": {
+                            "enum": [
+                                "DOUBLE"
+                            ]
+                        },
+                        "defaultValue": {
+                            "title": "label.entity-attribute-default",
+                            "description": "tooltip.entity-attribute-default",
+                            "type": "string"
+                        }
+                    }
+                },
+                {
+                    "properties": {
+                        "attributeType": {
+                            "enum": [
+                                "INTEGER"
+                            ]
+                        },
+                        "defaultValue": {
                             "title": "label.entity-attribute-default",
                             "description": "tooltip.entity-attribute-default",
-                            "type": "boolean",
-                            "default": true,
-                            "enumNames": ["True", "False"]
+                            "type": "string",
+                            "pattern": "^\\d+$"
                         }
                     }
                 },
diff --git a/ui/src/app/form/component/fields/FilterTargetField.js b/ui/src/app/form/component/fields/FilterTargetField.js
index bad90052e..2bfd8484d 100644
--- a/ui/src/app/form/component/fields/FilterTargetField.js
+++ b/ui/src/app/form/component/fields/FilterTargetField.js
@@ -74,7 +74,7 @@ const FilterTargetField = ({
 
     /*eslint-disable react-hooks/exhaustive-deps*/
     React.useEffect(() => {
-        if (term && term.length >= 4) {
+        if (term?.length >= 4) {
             searchIds(term);
         }
     }, [term]);
diff --git a/ui/src/app/form/component/templates/FieldTemplate.js b/ui/src/app/form/component/templates/FieldTemplate.js
index 1e2b8f7eb..1203d543a 100644
--- a/ui/src/app/form/component/templates/FieldTemplate.js
+++ b/ui/src/app/form/component/templates/FieldTemplate.js
@@ -24,8 +24,8 @@ export function FieldTemplate ({
                     {children}
                 </div>
                 <div>
-                    {rawHelp && rawErrors.length < 1 && (
-                        <Form.Text className={rawErrors.length > 0 ? "text-danger" : "text-muted"} id={id}>
+                    {rawHelp && rawErrors?.length < 1 && (
+                        <Form.Text className={rawErrors?.length > 0 ? "text-danger" : "text-muted"} id={id}>
                             <Translate value={rawHelp} />
                         </Form.Text>
                     )}
diff --git a/ui/src/app/form/component/widgets/OptionWidget.js b/ui/src/app/form/component/widgets/OptionWidget.js
index 88648c0c5..534595ead 100644
--- a/ui/src/app/form/component/widgets/OptionWidget.js
+++ b/ui/src/app/form/component/widgets/OptionWidget.js
@@ -80,7 +80,7 @@ const OptionWidget = ({
         }
     };
 
-    const defaultInputValue = typeof value === 'object' && value && value.label ? value.label : value;
+    const defaultInputValue = typeof value === 'object' && value && value.label ? value.label : value ? value : '';
 
     const [ inputValue, setInputValue ] = React.useState( defaultInputValue );
 
@@ -90,7 +90,7 @@ const OptionWidget = ({
 
     return (
         <Form.Group className="mb-0">
-            <Form.Label className={`${(touched && rawErrors.length > 0) ? "text-danger" : ""}`}>
+            <Form.Label className={`${(touched && rawErrors?.length > 0) ? "text-danger" : ""}`}>
                 <span>
                     <Translate value={label || schema.title} />
                     {(label || schema.title) && required ? <FontAwesomeIcon icon={faAsterisk} className="text-danger ml-2" size="sm" /> : null}
@@ -104,7 +104,7 @@ const OptionWidget = ({
                 onChange={ _onChange }
                 allowNew={true}
                 multiple={false}
-                className={`toggle-typeahead ${rawErrors.length > 0 ? "is-invalid" : ""}`}
+                className={`toggle-typeahead ${rawErrors?.length > 0 ? "is-invalid" : ""}`}
                 options={opts}
                 placeholder={uiSchema['ui:placeholder'] ? translator(uiSchema['ui:placeholder'] ): ''}
                 disabled={disabled || readonly}
@@ -122,7 +122,7 @@ const OptionWidget = ({
                     <ToggleButton isOpen={isMenuShown} onClick={e => toggleMenu()} disabled={disabled || readonly} />
                 )}
             </Typeahead>
-            {rawErrors.length > 0 && touched && (
+            {rawErrors?.length > 0 && touched && (
                 <ListGroup as="ul">
                     {rawErrors.map((error, i) => {
                         return (
diff --git a/ui/src/app/form/component/widgets/SelectWidget.js b/ui/src/app/form/component/widgets/SelectWidget.js
index 9a2cd421c..76dc99ec6 100644
--- a/ui/src/app/form/component/widgets/SelectWidget.js
+++ b/ui/src/app/form/component/widgets/SelectWidget.js
@@ -86,7 +86,7 @@ const SelectWidget = ({
 
     return (
         <Form.Group>
-            <Form.Label className={`${touched && rawErrors.length > 0 ? "text-danger" : ""}`}>
+            <Form.Label className={`${touched && rawErrors?.length > 0 ? "text-danger" : ""}`}>
                 <span>
                     <Translate value={label || schema.title} />
                     {(label || schema.title) && required ? <FontAwesomeIcon icon={faAsterisk} className="ml-2 text-danger" size="sm" /> : null}
@@ -103,7 +103,7 @@ const SelectWidget = ({
                 disabled={disabled}
                 readOnly={readonly}
                 autoFocus={autofocus}
-                className={touched && rawErrors.length > 0 ? "is-invalid" : ""}
+                className={touched && rawErrors?.length > 0 ? "is-invalid" : ""}
                 onBlur={
                     onBlur &&
                     ((event) => {
@@ -132,7 +132,7 @@ const SelectWidget = ({
                 </option>
                 )}
             </Form.Control>
-            {rawErrors.length > 0 && touched && (
+            {rawErrors?.length > 0 && touched && (
                 <ListGroup as="ul">
                     {rawErrors.map((error, i) => {
                         return (
diff --git a/ui/src/app/form/component/widgets/TextWidget.js b/ui/src/app/form/component/widgets/TextWidget.js
index 08343905f..8554be911 100644
--- a/ui/src/app/form/component/widgets/TextWidget.js
+++ b/ui/src/app/form/component/widgets/TextWidget.js
@@ -38,10 +38,10 @@ const TextWidget = ({
         _onBlur(evt);
     };
 
-    // const classNames = [rawErrors.length > 0 ? "is-invalid" : "", type === 'file' ? 'custom-file-label': ""]
+    // const classNames = [rawErrors?.length > 0 ? "is-invalid" : "", type === 'file' ? 'custom-file-label': ""]
     return (
         <Form.Group className="mb-0">
-            <Form.Label className={`${rawErrors.length > 0 && touched ? "text-danger" : ""}`}>
+            <Form.Label className={`${rawErrors?.length > 0 && touched ? "text-danger" : ""}`}>
                 <span>
                     <Translate value={label || schema.title} />
                     {(label || schema.title) && required ?
@@ -56,7 +56,7 @@ const TextWidget = ({
                 required={required}
                 disabled={disabled}
                 readOnly={readonly}
-                className={rawErrors.length > 0 && touched ? "is-invalid" : ""}
+                className={rawErrors?.length > 0 && touched ? "is-invalid" : ""}
                 list={schema.examples ? `examples_${id}` : undefined}
                 type={inputType}
                 value={value || value === 0 ? value : ""}
@@ -73,7 +73,7 @@ const TextWidget = ({
                         })}
                 </datalist>
             ) : null}
-            {rawErrors.length > 0 && touched && (
+            {rawErrors?.length > 0 && touched && (
                 <ListGroup as="ul">
                     {rawErrors.map((error, i) => {
                         return (
diff --git a/ui/src/app/form/component/widgets/TextareaWidget.js b/ui/src/app/form/component/widgets/TextareaWidget.js
index 9afdace93..4dad923ef 100644
--- a/ui/src/app/form/component/widgets/TextareaWidget.js
+++ b/ui/src/app/form/component/widgets/TextareaWidget.js
@@ -46,7 +46,7 @@ const TextareaWidget = ({
 
     return (
         <>
-            <Form.Label className={`${touched && rawErrors.length > 0 ? "text-danger" : ""}`}>
+            <Form.Label className={`${touched && rawErrors?.length > 0 ? "text-danger" : ""}`}>
                 <span>
                     <Translate value={label || schema.title} />
                     {(label || schema.title) && required ? <FontAwesomeIcon icon={faAsterisk} className="ml-2 text-danger" size="sm" /> : null}
@@ -69,7 +69,7 @@ const TextareaWidget = ({
                     onFocus={_onFocus}
                 />
             </InputGroup>
-            {rawErrors.length > 0 && touched && (
+            {rawErrors?.length > 0 && touched && (
                 <ListGroup as="ul">
                     {rawErrors.map((error, i) => {
                         return (
diff --git a/ui/src/app/form/component/widgets/UpDownWidget.js b/ui/src/app/form/component/widgets/UpDownWidget.js
index 4394a070f..9a6941852 100644
--- a/ui/src/app/form/component/widgets/UpDownWidget.js
+++ b/ui/src/app/form/component/widgets/UpDownWidget.js
@@ -66,7 +66,7 @@ const UpDownWidget = ({
                 onBlur={onCustomBlur}
                 onFocus={_onFocus}
             />
-            {rawErrors.length > 0 && touched && (
+            {rawErrors?.length > 0 && touched && (
                 <ListGroup as="ul">
                     {rawErrors.map((error, i) => {
                         return (
diff --git a/ui/src/app/metadata/domain/attribute/CustomAttributeDefinition.js b/ui/src/app/metadata/domain/attribute/CustomAttributeDefinition.js
index d04cfab6e..833a3962d 100644
--- a/ui/src/app/metadata/domain/attribute/CustomAttributeDefinition.js
+++ b/ui/src/app/metadata/domain/attribute/CustomAttributeDefinition.js
@@ -15,6 +15,11 @@ export const CustomAttributeDefinition = {
                     fields: [
                         'name',
                         'attributeType',
+                        'attributeName',
+                        'attributeFriendlyName',
+                        'displayName',
+                        'persistFriendlyName',
+                        'persistType',
                         'helpText'
                     ]
                 },
diff --git a/ui/src/app/metadata/editor/MetadataAttributeEditor.js b/ui/src/app/metadata/editor/MetadataAttributeEditor.js
index 9c13e2a5f..126444729 100644
--- a/ui/src/app/metadata/editor/MetadataAttributeEditor.js
+++ b/ui/src/app/metadata/editor/MetadataAttributeEditor.js
@@ -1,6 +1,7 @@
 import React from 'react';
 import { MetadataFormContext, setFormDataAction, setFormErrorAction } from '../hoc/MetadataFormContext';
 import { MetadataDefinitionContext, MetadataSchemaContext } from '../hoc/MetadataSchema';
+import { transformErrors } from '../domain/transform';
 
 import Form from '@rjsf/bootstrap-4';
 
@@ -44,7 +45,8 @@ export function MetadataAttributeEditor({ children }) {
                         fields={fields}
                         widgets={widgets}
                         liveValidate={true}
-                        ErrorList={ErrorListTemplate}>
+                        ErrorList={ErrorListTemplate}
+                        transformErrors={transformErrors}>
                         <></>
                     </Form>
                 </div>