diff --git a/src/Squidex.Core/Schemas/BooleanFieldProperties.cs b/src/Squidex.Core/Schemas/BooleanFieldProperties.cs
index b125e0602..f7ce8c23c 100644
--- a/src/Squidex.Core/Schemas/BooleanFieldProperties.cs
+++ b/src/Squidex.Core/Schemas/BooleanFieldProperties.cs
@@ -49,7 +49,7 @@ namespace Squidex.Core.Schemas
         {
             if (!Editor.IsEnumValue())
             {
-                yield return new ValidationError("Editor ist not a valid value", nameof(Editor));
+                yield return new ValidationError("Editor is not a valid value", nameof(Editor));
             }
         }
     }
diff --git a/src/Squidex.Core/Schemas/DateTimeCalculatedDefaultValue.cs b/src/Squidex.Core/Schemas/DateTimeCalculatedDefaultValue.cs
new file mode 100644
index 000000000..090985be7
--- /dev/null
+++ b/src/Squidex.Core/Schemas/DateTimeCalculatedDefaultValue.cs
@@ -0,0 +1,16 @@
+// ==========================================================================
+//  DateTimeCalculatedDefaultValue.cs
+//  Squidex Headless CMS
+// ==========================================================================
+//  Copyright (c) Squidex Group
+//  All rights reserved.
+// ==========================================================================
+
+namespace Squidex.Core.Schemas
+{
+    public enum DateTimeCalculatedDefaultValue
+    {
+        Now,
+        Today
+    }
+}
diff --git a/src/Squidex.Core/Schemas/DateTimeFieldProperties.cs b/src/Squidex.Core/Schemas/DateTimeFieldProperties.cs
index 189911847..3bd74b467 100644
--- a/src/Squidex.Core/Schemas/DateTimeFieldProperties.cs
+++ b/src/Squidex.Core/Schemas/DateTimeFieldProperties.cs
@@ -6,17 +6,23 @@
 //  All rights reserved.
 // ==========================================================================
 
+using System;
 using System.Collections.Generic;
 using Newtonsoft.Json.Linq;
 using NodaTime;
 using Squidex.Infrastructure;
 
+// ReSharper disable ConvertIfStatementToSwitchStatement
+// ReSharper disable RedundantIfElseBlock
+// ReSharper disable InvertIf
+
 namespace Squidex.Core.Schemas
 {
     [TypeName("DateTime")]
     public sealed class DateTimeFieldProperties : FieldProperties
     {
         private DateTimeFieldEditor editor;
+        private DateTimeCalculatedDefaultValue? calculatedDefaultValue;
         private Instant? maxValue;
         private Instant? minValue;
         private Instant? defaultValue;
@@ -54,6 +60,17 @@ namespace Squidex.Core.Schemas
             }
         }
 
+        public DateTimeCalculatedDefaultValue? CalculatedDefaultValue
+        {
+            get { return calculatedDefaultValue; }
+            set
+            {
+                ThrowIfFrozen();
+
+                calculatedDefaultValue = value;
+            }
+        }
+
         public DateTimeFieldEditor Editor
         {
             get { return editor; }
@@ -67,14 +84,25 @@ namespace Squidex.Core.Schemas
 
         public override JToken GetDefaultValue()
         {
-            return DefaultValue?.ToString();
+            if (CalculatedDefaultValue == DateTimeCalculatedDefaultValue.Now)
+            {
+                return DateTime.UtcNow.ToString("o");
+            }
+            else if (CalculatedDefaultValue == DateTimeCalculatedDefaultValue.Today)
+            {
+                return DateTime.UtcNow.Date.ToString("o");
+            }
+            else
+            {
+                return DefaultValue?.ToString();
+            }
         }
 
         protected override IEnumerable<ValidationError> ValidateCore()
         {
             if (!Editor.IsEnumValue())
             {
-                yield return new ValidationError("Editor ist not a valid value", nameof(Editor));
+                yield return new ValidationError("Editor is not a valid value", nameof(Editor));
             }
 
             if (MaxValue.HasValue && MinValue.HasValue && MinValue.Value >= MaxValue.Value)
@@ -91,6 +119,19 @@ namespace Squidex.Core.Schemas
             {
                 yield return new ValidationError("Default value must be less than max value", nameof(DefaultValue));
             }
+
+            if (CalculatedDefaultValue.HasValue)
+            {
+                if (!CalculatedDefaultValue.Value.IsEnumValue())
+                {
+                    yield return new ValidationError("Calculated default value is not valid", nameof(CalculatedDefaultValue));
+                }
+
+                if (DefaultValue.HasValue)
+                {
+                    yield return new ValidationError("Calculated default value and default value cannot be used together", nameof(CalculatedDefaultValue), nameof(DefaultValue));
+                }
+            }
         }
     }
 }
diff --git a/src/Squidex.Core/Schemas/GeolocationFieldProperties.cs b/src/Squidex.Core/Schemas/GeolocationFieldProperties.cs
index ffb4cbca4..324de2aa8 100644
--- a/src/Squidex.Core/Schemas/GeolocationFieldProperties.cs
+++ b/src/Squidex.Core/Schemas/GeolocationFieldProperties.cs
@@ -37,7 +37,7 @@ namespace Squidex.Core.Schemas
         {
             if (!Editor.IsEnumValue())
             {
-                yield return new ValidationError("Editor ist not a valid value", nameof(Editor));
+                yield return new ValidationError("Editor is not a valid value", nameof(Editor));
             }
         }
     }
diff --git a/src/Squidex.Core/Schemas/NumberFieldProperties.cs b/src/Squidex.Core/Schemas/NumberFieldProperties.cs
index 9f2625c34..ea80ef7e3 100644
--- a/src/Squidex.Core/Schemas/NumberFieldProperties.cs
+++ b/src/Squidex.Core/Schemas/NumberFieldProperties.cs
@@ -86,7 +86,7 @@ namespace Squidex.Core.Schemas
         {
             if (!Editor.IsEnumValue())
             {
-                yield return new ValidationError("Editor ist not a valid value", nameof(Editor));
+                yield return new ValidationError("Editor is not a valid value", nameof(Editor));
             }
 
             if ((Editor == NumberFieldEditor.Radio || Editor == NumberFieldEditor.Dropdown) && (AllowedValues == null || AllowedValues.Count == 0))
diff --git a/src/Squidex.Core/Schemas/StringFieldProperties.cs b/src/Squidex.Core/Schemas/StringFieldProperties.cs
index 41f80867a..2345b3529 100644
--- a/src/Squidex.Core/Schemas/StringFieldProperties.cs
+++ b/src/Squidex.Core/Schemas/StringFieldProperties.cs
@@ -112,7 +112,7 @@ namespace Squidex.Core.Schemas
         {
             if (!Editor.IsEnumValue())
             {
-                yield return new ValidationError("Editor ist not a valid value", nameof(Editor));
+                yield return new ValidationError("Editor is not a valid value", nameof(Editor));
             }
 
             if ((Editor == StringFieldEditor.Radio || Editor == StringFieldEditor.Dropdown) && (AllowedValues == null || AllowedValues.Count == 0))
diff --git a/src/Squidex/Controllers/Api/Schemas/Models/DateTimeFieldPropertiesDto.cs b/src/Squidex/Controllers/Api/Schemas/Models/DateTimeFieldPropertiesDto.cs
index b327fa5e8..6a53e428d 100644
--- a/src/Squidex/Controllers/Api/Schemas/Models/DateTimeFieldPropertiesDto.cs
+++ b/src/Squidex/Controllers/Api/Schemas/Models/DateTimeFieldPropertiesDto.cs
@@ -39,6 +39,12 @@ namespace Squidex.Controllers.Api.Schemas.Models
         [JsonConverter(typeof(StringEnumConverter))]
         public DateTimeFieldEditor Editor { get; set; }
 
+        /// <summary>
+        /// The calculated default value for the field value.
+        /// </summary>
+        [JsonConverter(typeof(StringEnumConverter))]
+        public DateTimeCalculatedDefaultValue? CalculatedDefaultValue { get; set; }
+
         public override FieldProperties ToProperties()
         {
             var result = SimpleMapper.Map(this, new DateTimeFieldProperties());
diff --git a/src/Squidex/app/features/content/pages/content/content-field.component.html b/src/Squidex/app/features/content/pages/content/content-field.component.html
index 85f8f9781..815d5f232 100644
--- a/src/Squidex/app/features/content/pages/content/content-field.component.html
+++ b/src/Squidex/app/features/content/pages/content/content-field.component.html
@@ -26,7 +26,7 @@
                             <div *ngSwitchCase="'Dropdown'">
                                 <select class="form-control" [formControlName]="language">
                                     <option></option>
-                                    <option *ngFor="let value of field.properties.allowedValues">{{value}}</option>
+                                    <option *ngFor="let value of field.properties.allowedValues" [ngValue]="value">{{value}}</option>
                                 </select>
                             </div>
                             <div *ngSwitchCase="'Radio'">
@@ -48,7 +48,7 @@
                             </div>
                             <div *ngSwitchCase="'Dropdown'">
                                 <select class="form-control" [formControlName]="language">
-                                    <option *ngFor="let value of field.properties.allowedValues">{{value}}</option>
+                                    <option *ngFor="let value of field.properties.allowedValues" [ngValue]="value">{{value}}</option>
                                 </select>
                             </div>
                             <div *ngSwitchCase="'Radio'">
diff --git a/src/Squidex/app/features/schemas/pages/schema/schema-page.component.html b/src/Squidex/app/features/schemas/pages/schema/schema-page.component.html
index eaf21d029..39847533f 100644
--- a/src/Squidex/app/features/schemas/pages/schema/schema-page.component.html
+++ b/src/Squidex/app/features/schemas/pages/schema/schema-page.component.html
@@ -51,7 +51,7 @@
                 <form class="form-inline" [formGroup]="addFieldForm" (ngSubmit)="addField()">
                     <div class="form-group mr-2">
                         <select class="form-control" formControlName="type">
-                            <option *ngFor="let type of fieldTypes">{{type}}</option>
+                            <option *ngFor="let type of fieldTypes" [ngValue]="type">{{type}}</option>
                         </select>
                     </div>
 
diff --git a/src/Squidex/app/features/schemas/pages/schema/types/date-time-validation.component.html b/src/Squidex/app/features/schemas/pages/schema/types/date-time-validation.component.html
index be0594485..e40bdf9ed 100644
--- a/src/Squidex/app/features/schemas/pages/schema/types/date-time-validation.component.html
+++ b/src/Squidex/app/features/schemas/pages/schema/types/date-time-validation.component.html
@@ -23,11 +23,24 @@
         </div>
     </div>
 
-    <div class="form-group row" *ngIf="!(hideDefaultValue | async)">
-        <label class="col col-3 col-form-label" for="field-default-value">Default Value</label>
+    <div *ngIf="!(hideDefaultValues | async)">
+        <div class="form-group row">
+            <label class="col col-3 col-form-label">Default Mode:</label>
 
-        <div class="col col-9">
-            <sqx-date-time-editor enforceTime="true" formControlName="defaultValue"></sqx-date-time-editor>
+            <div class="col col-3">
+                <select class="form-control" formControlName="calculatedDefaultValue">
+                    <option></option>
+                    <option *ngFor="let value of calculatedDefaultValues" [ngValue]="value">{{value}}</option>
+                </select>
+            </div>
+        </div>
+
+        <div class="form-group row" *ngIf="!(hideDefaultValue | async)">
+            <label class="col col-3 col-form-label" for="field-default-value">Default Value</label>
+
+            <div class="col col-9">
+                <sqx-date-time-editor enforceTime="true" mode="DateTime" formControlName="defaultValue"></sqx-date-time-editor>
+            </div>
         </div>
     </div>
 </div>
\ No newline at end of file
diff --git a/src/Squidex/app/features/schemas/pages/schema/types/date-time-validation.component.ts b/src/Squidex/app/features/schemas/pages/schema/types/date-time-validation.component.ts
index 3c0803105..1527b47ee 100644
--- a/src/Squidex/app/features/schemas/pages/schema/types/date-time-validation.component.ts
+++ b/src/Squidex/app/features/schemas/pages/schema/types/date-time-validation.component.ts
@@ -9,7 +9,7 @@ import { ChangeDetectionStrategy, Component, Input, OnInit } from '@angular/core
 import { FormControl, FormGroup } from '@angular/forms';
 import { Observable } from 'rxjs';
 
-import { NumberFieldPropertiesDto, ValidatorsEx } from 'shared';
+import { DateTimeFieldPropertiesDto, ValidatorsEx } from 'shared';
 
 @Component({
     selector: 'sqx-date-time-validation',
@@ -22,11 +22,17 @@ export class DateTimeValidationComponent implements OnInit {
     public editForm: FormGroup;
 
     @Input()
-    public properties: NumberFieldPropertiesDto;
+    public properties: DateTimeFieldPropertiesDto;
 
+    public hideDefaultValues: Observable<boolean>;
     public hideDefaultValue: Observable<boolean>;
 
+    public calculatedDefaultValues = ['Now', 'Today'];
+
     public ngOnInit() {
+        this.editForm.addControl('calculatedDefaultValue',
+            new FormControl(this.properties.calculatedDefaultValue));
+
         this.editForm.addControl('maxValue',
             new FormControl(this.properties.maxValue, [
                 ValidatorsEx.validDateTime()
@@ -42,9 +48,14 @@ export class DateTimeValidationComponent implements OnInit {
                 ValidatorsEx.validDateTime()
             ]));
 
-        this.hideDefaultValue =
+        this.hideDefaultValues =
             this.editForm.get('isRequired').valueChanges
                 .startWith(this.properties.isRequired)
                 .map(x => !!x);
+
+        this.hideDefaultValue =
+            this.editForm.get('calculatedDefaultValue').valueChanges
+                .startWith(this.properties.calculatedDefaultValue)
+                .map(x => !!x);
     }
 }
\ No newline at end of file
diff --git a/src/Squidex/app/features/settings/pages/contributors/contributors-page.component.html b/src/Squidex/app/features/settings/pages/contributors/contributors-page.component.html
index de510b727..6ad89bc72 100644
--- a/src/Squidex/app/features/settings/pages/contributors/contributors-page.component.html
+++ b/src/Squidex/app/features/settings/pages/contributors/contributors-page.component.html
@@ -53,7 +53,7 @@
                             </td>
                             <td>
                                 <select class="form-control" [ngModel]="contributor.permission" (ngModelChange)="changePermission(contributor, $event)" [disabled]="currentUserId === contributor.contributorId">
-                                    <option *ngFor="let permission of usersPermissions">{{permission}}</option>
+                                    <option *ngFor="let permission of usersPermissions" [ngValue]="permission">{{permission}}</option>
                                 </select>
                             </td>
                             <td>
diff --git a/src/Squidex/app/shared/services/schemas.service.ts b/src/Squidex/app/shared/services/schemas.service.ts
index d51561ee8..e41123bec 100644
--- a/src/Squidex/app/shared/services/schemas.service.ts
+++ b/src/Squidex/app/shared/services/schemas.service.ts
@@ -160,7 +160,8 @@ export class DateTimeFieldPropertiesDto extends FieldPropertiesDto {
         public readonly editor: string,
         public readonly defaultValue?: string,
         public readonly maxValue?: string,
-        public readonly minValue?: string
+        public readonly minValue?: string,
+        public readonly calculatedDefaultValue?: string
     ) {
         super('DateTime', label, hints, placeholder, isRequired, isListField, isLocalizable);
     }
diff --git a/tests/Squidex.Core.Tests/Schemas/BooleanFieldPropertiesTests.cs b/tests/Squidex.Core.Tests/Schemas/BooleanFieldPropertiesTests.cs
index 25371a717..80506d4ea 100644
--- a/tests/Squidex.Core.Tests/Schemas/BooleanFieldPropertiesTests.cs
+++ b/tests/Squidex.Core.Tests/Schemas/BooleanFieldPropertiesTests.cs
@@ -30,7 +30,7 @@ namespace Squidex.Core.Schemas
             errors.ShouldBeEquivalentTo(
                 new List<ValidationError>
                 {
-                    new ValidationError("Editor ist not a valid value", "Editor")
+                    new ValidationError("Editor is not a valid value", "Editor")
                 });
         }
 
diff --git a/tests/Squidex.Core.Tests/Schemas/DateTimeFieldPropertiesTests.cs b/tests/Squidex.Core.Tests/Schemas/DateTimeFieldPropertiesTests.cs
index 365b65bb5..ab8c15b1a 100644
--- a/tests/Squidex.Core.Tests/Schemas/DateTimeFieldPropertiesTests.cs
+++ b/tests/Squidex.Core.Tests/Schemas/DateTimeFieldPropertiesTests.cs
@@ -88,10 +88,62 @@ namespace Squidex.Core.Schemas
             errors.ShouldBeEquivalentTo(
                 new List<ValidationError>
                 {
-                    new ValidationError("Editor ist not a valid value", "Editor")
+                    new ValidationError("Editor is not a valid value", "Editor")
                 });
         }
 
+        [Fact]
+        public void Should_add_error_if_calculated_default_value_is_not_valid()
+        {
+            var sut = new DateTimeFieldProperties { CalculatedDefaultValue = (DateTimeCalculatedDefaultValue)123 };
+
+            sut.Validate(errors);
+
+            errors.ShouldBeEquivalentTo(
+                new List<ValidationError>
+                {
+                    new ValidationError("Calculated default value is not valid", "CalculatedDefaultValue")
+                });
+        }
+
+        [Fact]
+        public void Should_add_error_if_calculated_default_value_default_value_is_defined()
+        {
+            var sut = new DateTimeFieldProperties { CalculatedDefaultValue = DateTimeCalculatedDefaultValue.Now, DefaultValue = FutureDays(10) };
+
+            sut.Validate(errors);
+
+            errors.ShouldBeEquivalentTo(
+                new List<ValidationError>
+                {
+                    new ValidationError("Calculated default value and default value cannot be used together", "CalculatedDefaultValue", "DefaultValue")
+                });
+        }
+
+        [Fact]
+        public void Should_provide_today_default_value()
+        {
+            var sut = new DateTimeFieldProperties { CalculatedDefaultValue = DateTimeCalculatedDefaultValue.Today };
+
+            Assert.Equal(DateTime.UtcNow.Date.ToString("o"), sut.GetDefaultValue().ToString());
+        }
+
+        [Fact]
+        public void Should_provide_now_default_value()
+        {
+            var sut = new DateTimeFieldProperties { CalculatedDefaultValue = DateTimeCalculatedDefaultValue.Now };
+
+            Assert.Equal(DateTime.UtcNow.ToString("o").Substring(0, 16), sut.GetDefaultValue().ToString().Substring(0, 16));
+        }
+
+        [Fact]
+        public void Should_provide_specific_default_value()
+        {
+            var sut = new DateTimeFieldProperties { DefaultValue = FutureDays(15) };
+
+            Assert.Equal(FutureDays(15).ToString(), sut.GetDefaultValue());
+        }
+
         [Fact]
         public void Should_set_or_freeze_sut()
         {
diff --git a/tests/Squidex.Core.Tests/Schemas/GeolocationPropertiesTests.cs b/tests/Squidex.Core.Tests/Schemas/GeolocationPropertiesTests.cs
index d858f704e..a8c96ae83 100644
--- a/tests/Squidex.Core.Tests/Schemas/GeolocationPropertiesTests.cs
+++ b/tests/Squidex.Core.Tests/Schemas/GeolocationPropertiesTests.cs
@@ -30,7 +30,7 @@ namespace Squidex.Core.Schemas
             errors.ShouldBeEquivalentTo(
                 new List<ValidationError>
                 {
-                    new ValidationError("Editor ist not a valid value", "Editor")
+                    new ValidationError("Editor is not a valid value", "Editor")
                 });
         }
 
diff --git a/tests/Squidex.Core.Tests/Schemas/NumberFieldPropertiesTests.cs b/tests/Squidex.Core.Tests/Schemas/NumberFieldPropertiesTests.cs
index e9199d4a3..bc56e3514 100644
--- a/tests/Squidex.Core.Tests/Schemas/NumberFieldPropertiesTests.cs
+++ b/tests/Squidex.Core.Tests/Schemas/NumberFieldPropertiesTests.cs
@@ -130,7 +130,7 @@ namespace Squidex.Core.Schemas
             errors.ShouldBeEquivalentTo(
                 new List<ValidationError>
                 {
-                    new ValidationError("Editor ist not a valid value", "Editor")
+                    new ValidationError("Editor is not a valid value", "Editor")
                 });
         }
 
diff --git a/tests/Squidex.Core.Tests/Schemas/StringFieldPropertiesTests.cs b/tests/Squidex.Core.Tests/Schemas/StringFieldPropertiesTests.cs
index 4af87e959..fc1600ade 100644
--- a/tests/Squidex.Core.Tests/Schemas/StringFieldPropertiesTests.cs
+++ b/tests/Squidex.Core.Tests/Schemas/StringFieldPropertiesTests.cs
@@ -87,7 +87,7 @@ namespace Squidex.Core.Schemas
             errors.ShouldBeEquivalentTo(
                 new List<ValidationError>
                 {
-                    new ValidationError("Editor ist not a valid value", "Editor")
+                    new ValidationError("Editor is not a valid value", "Editor")
                 });
         }