diff --git a/InvenTree/InvenTree/fields.py b/InvenTree/InvenTree/fields.py
index 9f5d63312b..d521d48cc7 100644
--- a/InvenTree/InvenTree/fields.py
+++ b/InvenTree/InvenTree/fields.py
@@ -157,3 +157,19 @@ class RoundingDecimalField(models.DecimalField):
         defaults.update(kwargs)
 
         return super().formfield(**kwargs)
+
+
+class InvenTreeNotesField(models.TextField):
+    """Custom implementation of a 'notes' field"""
+
+    # Maximum character limit for the various 'notes' fields
+    NOTES_MAX_LENGTH = 50000
+
+    def __init__(self, **kwargs):
+        """Configure default initial values for this field"""
+        kwargs['max_length'] = self.NOTES_MAX_LENGTH
+        kwargs['verbose_name'] = _('Notes')
+        kwargs['blank'] = True
+        kwargs['null'] = True
+
+        super().__init__(**kwargs)
diff --git a/InvenTree/InvenTree/settings.py b/InvenTree/InvenTree/settings.py
index 9487de5e6a..e50c8fceae 100644
--- a/InvenTree/InvenTree/settings.py
+++ b/InvenTree/InvenTree/settings.py
@@ -15,7 +15,6 @@ import random
 import socket
 import string
 import sys
-from datetime import datetime
 
 import django.conf.locale
 from django.core.files.storage import default_storage
@@ -253,7 +252,6 @@ INSTALLED_APPS = [
     'import_export',                        # Import / export tables to file
     'django_cleanup.apps.CleanupConfig',    # Automatically delete orphaned MEDIA files
     'mptt',                                 # Modified Preorder Tree Traversal
-    'markdownx',                            # Markdown editing
     'markdownify',                          # Markdown template rendering
     'django_admin_shell',                   # Python shell for the admin interface
     'djmoney',                              # django-money integration
@@ -875,10 +873,6 @@ ACCOUNT_ADAPTER = 'InvenTree.forms.CustomAccountAdapter'
 REMOTE_LOGIN = get_setting('INVENTREE_REMOTE_LOGIN', CONFIG.get('remote_login', False))
 REMOTE_LOGIN_HEADER = get_setting('INVENTREE_REMOTE_LOGIN_HEADER', CONFIG.get('remote_login_header', 'REMOTE_USER'))
 
-# Markdownx configuration
-# Ref: https://neutronx.github.io/django-markdownx/customization/
-MARKDOWNX_MEDIA_PATH = datetime.now().strftime('markdownx/%Y/%m/%d')
-
 # Markdownify configuration
 # Ref: https://django-markdownify.readthedocs.io/en/latest/settings.html
 
diff --git a/InvenTree/InvenTree/static/css/color-themes/dark-reader.css b/InvenTree/InvenTree/static/css/color-themes/dark-reader.css
index 9a383d4fde..ef44c7d063 100644
--- a/InvenTree/InvenTree/static/css/color-themes/dark-reader.css
+++ b/InvenTree/InvenTree/static/css/color-themes/dark-reader.css
@@ -3539,15 +3539,6 @@ a.ui-button:active,
 .index-action-selected {
     background-color: rgb(32, 34, 36);
 }
-.markdownx .row {
-    border-color: rgb(31, 31, 92);
-}
-.markdownx-editor {
-    border-color: rgb(31, 31, 92);
-}
-.markdownx-preview {
-    border-color: rgb(31, 31, 92);
-}
 .progress {
     background-image: initial;
     background-color: rgb(32, 34, 36);
diff --git a/InvenTree/InvenTree/static/css/inventree.css b/InvenTree/InvenTree/static/css/inventree.css
index 018697823e..96409dc9a1 100644
--- a/InvenTree/InvenTree/static/css/inventree.css
+++ b/InvenTree/InvenTree/static/css/inventree.css
@@ -63,30 +63,10 @@ main {
     background-color: #EEEEF5;
 }
 
-.markdownx .row {
-    margin: 5px;
-    padding: 5px;
-    border: 1px solid #cce;
-    border-radius: 4px;
-}
-
-.markdownx-editor {
-    width: 100%;
-    border: 1px solid #cce;
-    border-radius: 3px;
-    padding: 10px;
-}
-
 .panel-content {
     padding: 10px;
 }
 
-.markdownx-preview {
-    border: 1px solid #cce;
-    border-radius: 3px;
-    padding: 10px;
-}
-
 /* Progress bars */
 
 .progress {
diff --git a/InvenTree/InvenTree/urls.py b/InvenTree/InvenTree/urls.py
index 54bd4dd88d..2ccbe6d259 100644
--- a/InvenTree/InvenTree/urls.py
+++ b/InvenTree/InvenTree/urls.py
@@ -126,9 +126,6 @@ backendpatterns = [
 
     re_path(r'^api/', include(apipatterns)),
     re_path(r'^api-doc/', include_docs_urls(title='InvenTree API')),
-
-    # 3rd party endpoints
-    re_path(r'^markdownx/', include('markdownx.urls')),
 ]
 
 frontendpatterns = [
diff --git a/InvenTree/build/migrations/0008_auto_20200201_1247.py b/InvenTree/build/migrations/0008_auto_20200201_1247.py
index 99e916cd32..ff311ee184 100644
--- a/InvenTree/build/migrations/0008_auto_20200201_1247.py
+++ b/InvenTree/build/migrations/0008_auto_20200201_1247.py
@@ -1,7 +1,6 @@
 # Generated by Django 2.2.9 on 2020-02-01 12:47
 
-from django.db import migrations
-import markdownx.models
+from django.db import migrations, models
 
 
 class Migration(migrations.Migration):
@@ -14,6 +13,6 @@ class Migration(migrations.Migration):
         migrations.AlterField(
             model_name='build',
             name='notes',
-            field=markdownx.models.MarkdownxField(blank=True, help_text='Extra build notes'),
+            field=models.TextField(blank=True, help_text='Extra build notes'),
         ),
     ]
diff --git a/InvenTree/build/migrations/0014_auto_20200425_1243.py b/InvenTree/build/migrations/0014_auto_20200425_1243.py
index c8148b6c1b..af65a12cb3 100644
--- a/InvenTree/build/migrations/0014_auto_20200425_1243.py
+++ b/InvenTree/build/migrations/0014_auto_20200425_1243.py
@@ -4,7 +4,6 @@ import InvenTree.fields
 import django.core.validators
 from django.db import migrations, models
 import django.db.models.deletion
-import markdownx.models
 import mptt.fields
 
 
@@ -31,7 +30,7 @@ class Migration(migrations.Migration):
         migrations.AlterField(
             model_name='build',
             name='notes',
-            field=markdownx.models.MarkdownxField(blank=True, help_text='Extra build notes', verbose_name='Notes'),
+            field=models.TextField(blank=True, help_text='Extra build notes', verbose_name='Notes'),
         ),
         migrations.AlterField(
             model_name='build',
diff --git a/InvenTree/build/migrations/0035_alter_build_notes.py b/InvenTree/build/migrations/0035_alter_build_notes.py
new file mode 100644
index 0000000000..a86570069a
--- /dev/null
+++ b/InvenTree/build/migrations/0035_alter_build_notes.py
@@ -0,0 +1,19 @@
+# Generated by Django 3.2.13 on 2022-06-20 07:28
+
+import InvenTree.fields
+from django.db import migrations
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('build', '0034_alter_build_reference_int'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='build',
+            name='notes',
+            field=InvenTree.fields.InvenTreeNotesField(blank=True, help_text='Extra build notes', max_length=50000, null=True, verbose_name='Notes'),
+        ),
+    ]
diff --git a/InvenTree/build/models.py b/InvenTree/build/models.py
index 3659ad4b52..9ed0958691 100644
--- a/InvenTree/build/models.py
+++ b/InvenTree/build/models.py
@@ -16,8 +16,6 @@ from django.dispatch.dispatcher import receiver
 from django.urls import reverse
 from django.utils.translation import gettext_lazy as _
 
-from markdownx.models import MarkdownxField
-
 from mptt.models import MPTTModel, TreeForeignKey
 from mptt.exceptions import InvalidMove
 
@@ -320,9 +318,8 @@ class Build(MPTTModel, ReferenceIndexingMixin):
         blank=True, help_text=_('Link to external URL')
     )
 
-    notes = MarkdownxField(
-        verbose_name=_('Notes'),
-        blank=True, help_text=_('Extra build notes')
+    notes = InvenTree.fields.InvenTreeNotesField(
+        help_text=_('Extra build notes')
     )
 
     def sub_builds(self, cascade=True):
diff --git a/InvenTree/company/migrations/0010_auto_20200201_1231.py b/InvenTree/company/migrations/0010_auto_20200201_1231.py
index c5afeae2d1..c3839f68de 100644
--- a/InvenTree/company/migrations/0010_auto_20200201_1231.py
+++ b/InvenTree/company/migrations/0010_auto_20200201_1231.py
@@ -1,7 +1,6 @@
 # Generated by Django 2.2.9 on 2020-02-01 12:31
 
-from django.db import migrations
-import markdownx.models
+from django.db import migrations, models
 
 
 class Migration(migrations.Migration):
@@ -14,6 +13,6 @@ class Migration(migrations.Migration):
         migrations.AlterField(
             model_name='company',
             name='notes',
-            field=markdownx.models.MarkdownxField(blank=True),
+            field=models.TextField(blank=True),
         ),
     ]
diff --git a/InvenTree/company/migrations/0032_auto_20210403_1837.py b/InvenTree/company/migrations/0032_auto_20210403_1837.py
index 41b6977d31..d9c83d75ed 100644
--- a/InvenTree/company/migrations/0032_auto_20210403_1837.py
+++ b/InvenTree/company/migrations/0032_auto_20210403_1837.py
@@ -5,7 +5,6 @@ import company.models
 import django.core.validators
 from django.db import migrations, models
 import django.db.models.deletion
-import markdownx.models
 import stdimage.models
 
 
@@ -44,7 +43,7 @@ class Migration(migrations.Migration):
         migrations.AlterField(
             model_name='company',
             name='notes',
-            field=markdownx.models.MarkdownxField(blank=True, verbose_name='Notes'),
+            field=models.TextField(blank=True, verbose_name='Notes'),
         ),
         migrations.AlterField(
             model_name='supplierpart',
diff --git a/InvenTree/company/migrations/0045_alter_company_notes.py b/InvenTree/company/migrations/0045_alter_company_notes.py
new file mode 100644
index 0000000000..3aefa54afd
--- /dev/null
+++ b/InvenTree/company/migrations/0045_alter_company_notes.py
@@ -0,0 +1,19 @@
+# Generated by Django 3.2.13 on 2022-06-20 11:23
+
+import InvenTree.fields
+from django.db import migrations
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('company', '0044_auto_20220607_2204'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='company',
+            name='notes',
+            field=InvenTree.fields.InvenTreeNotesField(blank=True, help_text='Company Notes', max_length=50000, null=True, verbose_name='Notes'),
+        ),
+    ]
diff --git a/InvenTree/company/models.py b/InvenTree/company/models.py
index 6702761cf8..1a18d39d14 100644
--- a/InvenTree/company/models.py
+++ b/InvenTree/company/models.py
@@ -11,12 +11,12 @@ from django.db.models import Q, Sum, UniqueConstraint
 from django.urls import reverse
 from django.utils.translation import gettext_lazy as _
 
-from markdownx.models import MarkdownxField
 from moneyed import CURRENCIES
 from stdimage.models import StdImageField
 
 import common.models
 import common.settings
+import InvenTree.fields
 import InvenTree.validators
 from common.settings import currency_code_default
 from InvenTree.fields import InvenTreeURLField
@@ -135,7 +135,7 @@ class Company(models.Model):
         verbose_name=_('Image'),
     )
 
-    notes = MarkdownxField(blank=True, verbose_name=_('Notes'))
+    notes = InvenTree.fields.InvenTreeNotesField(help_text=_("Company Notes"))
 
     is_customer = models.BooleanField(default=False, verbose_name=_('is customer'), help_text=_('Do you sell items to this company?'))
 
diff --git a/InvenTree/order/migrations/0015_auto_20200201_2346.py b/InvenTree/order/migrations/0015_auto_20200201_2346.py
index 3407420fc4..f59a05fcfb 100644
--- a/InvenTree/order/migrations/0015_auto_20200201_2346.py
+++ b/InvenTree/order/migrations/0015_auto_20200201_2346.py
@@ -1,7 +1,6 @@
 # Generated by Django 2.2.9 on 2020-02-01 23:46
 
-from django.db import migrations
-import markdownx.models
+from django.db import migrations, models
 
 
 class Migration(migrations.Migration):
@@ -14,6 +13,6 @@ class Migration(migrations.Migration):
         migrations.AlterField(
             model_name='purchaseorder',
             name='notes',
-            field=markdownx.models.MarkdownxField(blank=True, help_text='Order notes'),
+            field=models.TextField(blank=True, help_text='Order notes'),
         ),
     ]
diff --git a/InvenTree/order/migrations/0020_auto_20200420_0940.py b/InvenTree/order/migrations/0020_auto_20200420_0940.py
index 59431353dd..aef57a3437 100644
--- a/InvenTree/order/migrations/0020_auto_20200420_0940.py
+++ b/InvenTree/order/migrations/0020_auto_20200420_0940.py
@@ -6,7 +6,6 @@ from django.conf import settings
 import django.core.validators
 from django.db import migrations, models
 import django.db.models.deletion
-import markdownx.models
 
 
 class Migration(migrations.Migration):
@@ -29,7 +28,7 @@ class Migration(migrations.Migration):
                 ('status', models.PositiveIntegerField(choices=[(10, 'Pending'), (20, 'Placed'), (30, 'Complete'), (40, 'Cancelled'), (50, 'Lost'), (60, 'Returned')], default=10, help_text='Order status')),
                 ('issue_date', models.DateField(blank=True, null=True)),
                 ('complete_date', models.DateField(blank=True, null=True)),
-                ('notes', markdownx.models.MarkdownxField(blank=True, help_text='Order notes')),
+                ('notes', models.TextField(blank=True, help_text='Order notes')),
                 ('customer_reference', models.CharField(blank=True, help_text='Customer order reference code', max_length=64)),
                 ('created_by', models.ForeignKey(blank=True, null=True, on_delete=django.db.models.deletion.SET_NULL, related_name='+', to=settings.AUTH_USER_MODEL)),
                 ('customer', models.ForeignKey(help_text='Customer', limit_choices_to={True, 'is_supplier'}, null=True, on_delete=django.db.models.deletion.SET_NULL, related_name='sales_orders', to='company.Company')),
diff --git a/InvenTree/order/migrations/0044_auto_20210404_2016.py b/InvenTree/order/migrations/0044_auto_20210404_2016.py
index f683ce0aae..ef69235545 100644
--- a/InvenTree/order/migrations/0044_auto_20210404_2016.py
+++ b/InvenTree/order/migrations/0044_auto_20210404_2016.py
@@ -6,7 +6,6 @@ from django.conf import settings
 import django.core.validators
 from django.db import migrations, models
 import django.db.models.deletion
-import markdownx.models
 
 
 class Migration(migrations.Migration):
@@ -43,7 +42,7 @@ class Migration(migrations.Migration):
         migrations.AlterField(
             model_name='purchaseorder',
             name='notes',
-            field=markdownx.models.MarkdownxField(blank=True, help_text='Order notes', verbose_name='Notes'),
+            field=models.TextField(blank=True, help_text='Order notes', verbose_name='Notes'),
         ),
         migrations.AlterField(
             model_name='purchaseorder',
@@ -148,7 +147,7 @@ class Migration(migrations.Migration):
         migrations.AlterField(
             model_name='salesorder',
             name='notes',
-            field=markdownx.models.MarkdownxField(blank=True, help_text='Order notes', verbose_name='Notes'),
+            field=models.TextField(blank=True, help_text='Order notes', verbose_name='Notes'),
         ),
         migrations.AlterField(
             model_name='salesorder',
diff --git a/InvenTree/order/migrations/0053_salesordershipment.py b/InvenTree/order/migrations/0053_salesordershipment.py
index f36895c5ee..85ab90f46a 100644
--- a/InvenTree/order/migrations/0053_salesordershipment.py
+++ b/InvenTree/order/migrations/0053_salesordershipment.py
@@ -4,10 +4,6 @@ from django.conf import settings
 from django.db import migrations, models
 import django.db.models.deletion
 
-import order.models
-
-import markdownx.models
-
 
 class Migration(migrations.Migration):
 
@@ -23,7 +19,7 @@ class Migration(migrations.Migration):
                 ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
                 ('shipment_date', models.DateField(blank=True, help_text='Date of shipment', null=True, verbose_name='Shipment Date')),
                 ('reference', models.CharField(default='1', help_text='Shipment reference', max_length=100, verbose_name='Reference')),
-                ('notes', markdownx.models.MarkdownxField(blank=True, help_text='Shipment notes', verbose_name='Notes')),
+                ('notes', models.TextField(blank=True, help_text='Shipment notes', verbose_name='Notes')),
                 ('checked_by', models.ForeignKey(blank=True, help_text='User who checked this shipment', null=True, on_delete=django.db.models.deletion.SET_NULL, related_name='+', to=settings.AUTH_USER_MODEL, verbose_name='Checked By')),
                 ('order', models.ForeignKey(help_text='Sales Order', on_delete=django.db.models.deletion.CASCADE, related_name='shipments', to='order.salesorder', verbose_name='Order')),
             ],
diff --git a/InvenTree/order/migrations/0070_auto_20220620_0728.py b/InvenTree/order/migrations/0070_auto_20220620_0728.py
new file mode 100644
index 0000000000..660a68fcce
--- /dev/null
+++ b/InvenTree/order/migrations/0070_auto_20220620_0728.py
@@ -0,0 +1,29 @@
+# Generated by Django 3.2.13 on 2022-06-20 07:28
+
+import InvenTree.fields
+from django.db import migrations
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('order', '0069_auto_20220524_0508'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='purchaseorder',
+            name='notes',
+            field=InvenTree.fields.InvenTreeNotesField(blank=True, help_text='Order notes', max_length=50000, null=True, verbose_name='Notes'),
+        ),
+        migrations.AlterField(
+            model_name='salesorder',
+            name='notes',
+            field=InvenTree.fields.InvenTreeNotesField(blank=True, help_text='Order notes', max_length=50000, null=True, verbose_name='Notes'),
+        ),
+        migrations.AlterField(
+            model_name='salesordershipment',
+            name='notes',
+            field=InvenTree.fields.InvenTreeNotesField(blank=True, help_text='Shipment notes', max_length=50000, null=True, verbose_name='Notes'),
+        ),
+    ]
diff --git a/InvenTree/order/models.py b/InvenTree/order/models.py
index bdced458c0..2f82d6af95 100644
--- a/InvenTree/order/models.py
+++ b/InvenTree/order/models.py
@@ -20,7 +20,6 @@ from django.utils.translation import gettext_lazy as _
 from djmoney.contrib.exchange.exceptions import MissingRate
 from djmoney.contrib.exchange.models import convert_money
 from djmoney.money import Money
-from markdownx.models import MarkdownxField
 from mptt.models import TreeForeignKey
 
 import InvenTree.helpers
@@ -28,7 +27,8 @@ import InvenTree.ready
 from common.settings import currency_code_default
 from company.models import Company, SupplierPart
 from InvenTree.exceptions import log_error
-from InvenTree.fields import InvenTreeModelMoneyField, RoundingDecimalField
+from InvenTree.fields import (InvenTreeModelMoneyField, InvenTreeNotesField,
+                              RoundingDecimalField)
 from InvenTree.helpers import (decimal2string, getSetting, increment,
                                notify_responsible)
 from InvenTree.models import InvenTreeAttachment, ReferenceIndexingMixin
@@ -152,7 +152,7 @@ class Order(MetadataMixin, ReferenceIndexingMixin):
         related_name='+',
     )
 
-    notes = MarkdownxField(blank=True, verbose_name=_('Notes'), help_text=_('Order notes'))
+    notes = InvenTreeNotesField(help_text=_('Order notes'))
 
     def get_total_price(self, target_currency=None):
         """Calculates the total price of all order lines, and converts to the specified target currency.
@@ -1210,11 +1210,7 @@ class SalesOrderShipment(models.Model):
         default='1',
     )
 
-    notes = MarkdownxField(
-        blank=True,
-        verbose_name=_('Notes'),
-        help_text=_('Shipment notes'),
-    )
+    notes = InvenTreeNotesField(help_text=_('Shipment notes'))
 
     tracking_number = models.CharField(
         max_length=100,
diff --git a/InvenTree/part/migrations/0026_auto_20200131_1022.py b/InvenTree/part/migrations/0026_auto_20200131_1022.py
index f3a3af73a4..c0f1ead30b 100644
--- a/InvenTree/part/migrations/0026_auto_20200131_1022.py
+++ b/InvenTree/part/migrations/0026_auto_20200131_1022.py
@@ -1,7 +1,6 @@
 # Generated by Django 2.2.9 on 2020-01-31 10:22
 
-from django.db import migrations
-import markdownx.models
+from django.db import migrations, models
 
 
 class Migration(migrations.Migration):
@@ -14,6 +13,6 @@ class Migration(migrations.Migration):
         migrations.AlterField(
             model_name='part',
             name='notes',
-            field=markdownx.models.MarkdownxField(help_text='Part notes - supports Markdown formatting'),
+            field=models.TextField(help_text='Part notes - supports Markdown formatting'),
         ),
     ]
diff --git a/InvenTree/part/migrations/0029_auto_20200223_0901.py b/InvenTree/part/migrations/0029_auto_20200223_0901.py
index 2ed86c5101..c0db32fb60 100644
--- a/InvenTree/part/migrations/0029_auto_20200223_0901.py
+++ b/InvenTree/part/migrations/0029_auto_20200223_0901.py
@@ -1,7 +1,6 @@
 # Generated by Django 2.2.9 on 2020-02-23 09:01
 
-from django.db import migrations
-import markdownx.models
+from django.db import migrations, models
 
 
 class Migration(migrations.Migration):
@@ -14,6 +13,6 @@ class Migration(migrations.Migration):
         migrations.AlterField(
             model_name='part',
             name='notes',
-            field=markdownx.models.MarkdownxField(blank=True, help_text='Part notes - supports Markdown formatting'),
+            field=models.TextField(blank=True, help_text='Part notes - supports Markdown formatting'),
         ),
     ]
diff --git a/InvenTree/part/migrations/0048_auto_20200902_1404.py b/InvenTree/part/migrations/0048_auto_20200902_1404.py
index bd163fa41d..4f3584f3c4 100644
--- a/InvenTree/part/migrations/0048_auto_20200902_1404.py
+++ b/InvenTree/part/migrations/0048_auto_20200902_1404.py
@@ -3,8 +3,6 @@
 import InvenTree.fields
 import InvenTree.validators
 
-import markdownx
-
 from django.db import migrations, models
 
 
@@ -38,7 +36,7 @@ class Migration(migrations.Migration):
         migrations.AlterField(
             model_name='part',
             name='notes',
-            field=markdownx.models.MarkdownxField(blank=True, help_text='Part notes - supports Markdown formatting', null=True),
+            field=models.TextField(blank=True, help_text='Part notes - supports Markdown formatting', null=True),
         ),
         migrations.AlterField(
             model_name='part',
diff --git a/InvenTree/part/migrations/0061_auto_20210103_2313.py b/InvenTree/part/migrations/0061_auto_20210103_2313.py
index ca0c2a277f..502ff7c8e2 100644
--- a/InvenTree/part/migrations/0061_auto_20210103_2313.py
+++ b/InvenTree/part/migrations/0061_auto_20210103_2313.py
@@ -4,7 +4,6 @@ import InvenTree.fields
 import InvenTree.validators
 from django.db import migrations, models
 import django.db.models.deletion
-import markdownx.models
 import mptt.fields
 import part.settings
 
@@ -65,7 +64,7 @@ class Migration(migrations.Migration):
         migrations.AlterField(
             model_name='part',
             name='notes',
-            field=markdownx.models.MarkdownxField(blank=True, help_text='Part notes - supports Markdown formatting', null=True, verbose_name='Notes'),
+            field=models.TextField(blank=True, help_text='Part notes - supports Markdown formatting', null=True, verbose_name='Notes'),
         ),
         migrations.AlterField(
             model_name='part',
diff --git a/InvenTree/part/migrations/0079_alter_part_notes.py b/InvenTree/part/migrations/0079_alter_part_notes.py
new file mode 100644
index 0000000000..7d4cd5b80a
--- /dev/null
+++ b/InvenTree/part/migrations/0079_alter_part_notes.py
@@ -0,0 +1,19 @@
+# Generated by Django 3.2.13 on 2022-06-20 07:28
+
+import InvenTree.fields
+from django.db import migrations
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('part', '0078_auto_20220606_0024'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='part',
+            name='notes',
+            field=InvenTree.fields.InvenTreeNotesField(blank=True, help_text='Part notes', max_length=50000, null=True, verbose_name='Notes'),
+        ),
+    ]
diff --git a/InvenTree/part/models.py b/InvenTree/part/models.py
index 219a8f71cf..4c02ee34f6 100644
--- a/InvenTree/part/models.py
+++ b/InvenTree/part/models.py
@@ -25,7 +25,6 @@ from django_cleanup import cleanup
 from djmoney.contrib.exchange.exceptions import MissingRate
 from djmoney.contrib.exchange.models import convert_money
 from jinja2 import Template
-from markdownx.models import MarkdownxField
 from mptt.exceptions import InvalidMove
 from mptt.managers import TreeManager
 from mptt.models import MPTTModel, TreeForeignKey
@@ -41,7 +40,7 @@ from common.models import InvenTreeSetting
 from common.settings import currency_code_default
 from company.models import SupplierPart
 from InvenTree import helpers, validators
-from InvenTree.fields import InvenTreeURLField
+from InvenTree.fields import InvenTreeNotesField, InvenTreeURLField
 from InvenTree.helpers import decimal2money, decimal2string, normalize
 from InvenTree.models import (DataImportMixin, InvenTreeAttachment,
                               InvenTreeTree)
@@ -920,11 +919,7 @@ class Part(MetadataMixin, MPTTModel):
         verbose_name=_('Virtual'),
         help_text=_('Is this a virtual part, such as a software product or license?'))
 
-    notes = MarkdownxField(
-        blank=True, null=True,
-        verbose_name=_('Notes'),
-        help_text=_('Part notes - supports Markdown formatting')
-    )
+    notes = InvenTreeNotesField(help_text=_('Part notes'))
 
     bom_checksum = models.CharField(max_length=128, blank=True, verbose_name=_('BOM checksum'), help_text=_('Stored BOM checksum'))
 
diff --git a/InvenTree/part/test_api.py b/InvenTree/part/test_api.py
index eb7364eca6..b39f4f2e19 100644
--- a/InvenTree/part/test_api.py
+++ b/InvenTree/part/test_api.py
@@ -1305,6 +1305,22 @@ class PartDetailTests(InvenTreeAPITestCase):
         self.assertFalse('hello' in part.metadata)
         self.assertEqual(part.metadata['x'], 'y')
 
+    def test_part_notes(self):
+        """Unit tests for the part 'notes' field"""
+
+        # Ensure that we cannot upload a very long piece of text
+        url = reverse('api-part-detail', kwargs={'pk': 1})
+
+        response = self.patch(
+            url,
+            {
+                'notes': 'abcde' * 10001
+            },
+            expected_code=400
+        )
+
+        self.assertIn('Ensure this field has no more than 50000 characters', str(response.data['notes']))
+
 
 class PartAPIAggregationTest(InvenTreeAPITestCase):
     """Tests to ensure that the various aggregation annotations are working correctly..."""
diff --git a/InvenTree/stock/migrations/0018_auto_20200202_0103.py b/InvenTree/stock/migrations/0018_auto_20200202_0103.py
index 9cf90ceebe..50bccf6e19 100644
--- a/InvenTree/stock/migrations/0018_auto_20200202_0103.py
+++ b/InvenTree/stock/migrations/0018_auto_20200202_0103.py
@@ -1,7 +1,6 @@
 # Generated by Django 2.2.9 on 2020-02-02 01:03
 
-from django.db import migrations
-import markdownx.models
+from django.db import migrations, models
 
 
 class Migration(migrations.Migration):
@@ -14,6 +13,6 @@ class Migration(migrations.Migration):
         migrations.AlterField(
             model_name='stockitem',
             name='notes',
-            field=markdownx.models.MarkdownxField(blank=True, help_text='Stock Item Notes'),
+            field=models.TextField(blank=True, help_text='Stock Item Notes'),
         ),
     ]
diff --git a/InvenTree/stock/migrations/0020_auto_20200206_1213.py b/InvenTree/stock/migrations/0020_auto_20200206_1213.py
index 34be29fd39..e36bc6a0cd 100644
--- a/InvenTree/stock/migrations/0020_auto_20200206_1213.py
+++ b/InvenTree/stock/migrations/0020_auto_20200206_1213.py
@@ -1,7 +1,6 @@
 # Generated by Django 2.2.9 on 2020-02-06 12:13
 
-from django.db import migrations
-import markdownx.models
+from django.db import migrations, models
 
 
 class Migration(migrations.Migration):
@@ -14,6 +13,6 @@ class Migration(migrations.Migration):
         migrations.AlterField(
             model_name='stockitem',
             name='notes',
-            field=markdownx.models.MarkdownxField(blank=True, help_text='Stock Item Notes', null=True),
+            field=models.TextField(blank=True, help_text='Stock Item Notes', null=True),
         ),
     ]
diff --git a/InvenTree/stock/migrations/0034_auto_20200426_0602.py b/InvenTree/stock/migrations/0034_auto_20200426_0602.py
index 4bf3171aa2..53a44a6952 100644
--- a/InvenTree/stock/migrations/0034_auto_20200426_0602.py
+++ b/InvenTree/stock/migrations/0034_auto_20200426_0602.py
@@ -4,7 +4,6 @@ import InvenTree.fields
 import django.core.validators
 from django.db import migrations, models
 import django.db.models.deletion
-import markdownx.models
 import mptt.fields
 
 
@@ -56,7 +55,7 @@ class Migration(migrations.Migration):
         migrations.AlterField(
             model_name='stockitem',
             name='notes',
-            field=markdownx.models.MarkdownxField(blank=True, help_text='Stock Item Notes', null=True, verbose_name='Notes'),
+            field=models.TextField(blank=True, help_text='Stock Item Notes', null=True, verbose_name='Notes'),
         ),
         migrations.AlterField(
             model_name='stockitem',
diff --git a/InvenTree/stock/migrations/0077_alter_stockitem_notes.py b/InvenTree/stock/migrations/0077_alter_stockitem_notes.py
new file mode 100644
index 0000000000..5ea7834d71
--- /dev/null
+++ b/InvenTree/stock/migrations/0077_alter_stockitem_notes.py
@@ -0,0 +1,19 @@
+# Generated by Django 3.2.13 on 2022-06-20 07:28
+
+import InvenTree.fields
+from django.db import migrations
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('stock', '0076_alter_stockitem_status'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='stockitem',
+            name='notes',
+            field=InvenTree.fields.InvenTreeNotesField(blank=True, help_text='Stock Item Notes', max_length=50000, null=True, verbose_name='Notes'),
+        ),
+    ]
diff --git a/InvenTree/stock/models.py b/InvenTree/stock/models.py
index 5093ce9bcb..2f4e73521d 100644
--- a/InvenTree/stock/models.py
+++ b/InvenTree/stock/models.py
@@ -18,7 +18,6 @@ from django.urls import reverse
 from django.utils.translation import gettext_lazy as _
 
 from jinja2 import Template
-from markdownx.models import MarkdownxField
 from mptt.managers import TreeManager
 from mptt.models import MPTTModel, TreeForeignKey
 
@@ -29,7 +28,8 @@ import InvenTree.tasks
 import label.models
 import report.models
 from company import models as CompanyModels
-from InvenTree.fields import InvenTreeModelMoneyField, InvenTreeURLField
+from InvenTree.fields import (InvenTreeModelMoneyField, InvenTreeNotesField,
+                              InvenTreeURLField)
 from InvenTree.models import InvenTreeAttachment, InvenTreeTree
 from InvenTree.serializers import extract_int
 from InvenTree.status_codes import StockHistoryCode, StockStatus
@@ -708,11 +708,7 @@ class StockItem(MetadataMixin, MPTTModel):
         choices=StockStatus.items(),
         validators=[MinValueValidator(0)])
 
-    notes = MarkdownxField(
-        blank=True, null=True,
-        verbose_name=_("Notes"),
-        help_text=_('Stock Item Notes')
-    )
+    notes = InvenTreeNotesField(help_text=_('Stock Item Notes'))
 
     purchase_price = InvenTreeModelMoneyField(
         max_digits=19,
diff --git a/requirements.txt b/requirements.txt
index eb908235ee..9684c63b35 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -19,7 +19,6 @@ django-formtools==2.3                   # Form wizard tools
 django-import-export==2.5.0             # Data import / export for admin interface
 django-maintenance-mode==0.16.1         # Shut down application while reloading etc.
 django-markdownify==0.8.0               # Markdown rendering
-django-markdownx==3.0.1                 # Markdown form fields
 django-money==1.1                       # Django app for currency management
 django-mptt==0.11.0                     # Modified Preorder Tree Traversal
 django-redis>=5.0.0                     # Redis integration