diff --git a/src/core/plugins/json-schema-2020-12/components/JSONSchema/JSONSchema.jsx b/src/core/plugins/json-schema-2020-12/components/JSONSchema/JSONSchema.jsx
index a896c2e85e0..47cc8189133 100644
--- a/src/core/plugins/json-schema-2020-12/components/JSONSchema/JSONSchema.jsx
+++ b/src/core/plugins/json-schema-2020-12/components/JSONSchema/JSONSchema.jsx
@@ -44,6 +44,7 @@ const JSONSchema = ({ schema, name }) => {
   const KeywordAllOf = useComponent("KeywordAllOf")
   const KeywordAnyOf = useComponent("KeywordAnyOf")
   const KeywordOneOf = useComponent("KeywordOneOf")
+  const KeywordNot = useComponent("KeywordNot")
   const KeywordProperties = useComponent("KeywordProperties")
   const KeywordType = useComponent("KeywordType")
   const KeywordFormat = useComponent("KeywordFormat")
@@ -111,6 +112,7 @@ const JSONSchema = ({ schema, name }) => {
                 <KeywordAllOf schema={schema} />
                 <KeywordAnyOf schema={schema} />
                 <KeywordOneOf schema={schema} />
+                <KeywordNot schema={schema} />
                 <Keyword$schema schema={schema} />
                 <Keyword$vocabulary schema={schema} />
                 <Keyword$id schema={schema} />
@@ -132,7 +134,7 @@ const JSONSchema = ({ schema, name }) => {
 }
 
 JSONSchema.propTypes = {
-  name: PropTypes.string,
+  name: PropTypes.oneOfType([PropTypes.string, PropTypes.element]),
   schema: propTypes.schema.isRequired,
 }
 
diff --git a/src/core/plugins/json-schema-2020-12/components/_all.scss b/src/core/plugins/json-schema-2020-12/components/_all.scss
index 70f85af5045..84689518a68 100644
--- a/src/core/plugins/json-schema-2020-12/components/_all.scss
+++ b/src/core/plugins/json-schema-2020-12/components/_all.scss
@@ -11,6 +11,7 @@
 @import './keywords/AllOf/all-of';
 @import './keywords/AnyOf/any-of';
 @import './keywords/OneOf/one-of';
+@import './keywords/Not/not';
 @import './keywords/Type/type';
 @import './keywords/Format/format';
 @import './keywords/Description/description';
diff --git a/src/core/plugins/json-schema-2020-12/components/keywords/Not/Not.jsx b/src/core/plugins/json-schema-2020-12/components/keywords/Not/Not.jsx
new file mode 100644
index 00000000000..27f2a173a8d
--- /dev/null
+++ b/src/core/plugins/json-schema-2020-12/components/keywords/Not/Not.jsx
@@ -0,0 +1,30 @@
+/**
+ * @prettier
+ */
+import React from "react"
+
+import { schema } from "../../../prop-types"
+import { useComponent } from "../../../hooks"
+
+const Not = ({ schema }) => {
+  if (!schema?.not) return null
+
+  const JSONSchema = useComponent("JSONSchema")
+  const name = (
+    <span className="json-schema-2020-12-core-keyword json-schema-2020-12-core-keyword--not">
+      Not
+    </span>
+  )
+
+  return (
+    <div className="json-schema-2020-12__not">
+      <JSONSchema name={name} schema={schema.not} />
+    </div>
+  )
+}
+
+Not.propTypes = {
+  schema: schema.isRequired,
+}
+
+export default Not
diff --git a/src/core/plugins/json-schema-2020-12/components/keywords/Not/_not.scss b/src/core/plugins/json-schema-2020-12/components/keywords/Not/_not.scss
new file mode 100644
index 00000000000..35c5a35fdcc
--- /dev/null
+++ b/src/core/plugins/json-schema-2020-12/components/keywords/Not/_not.scss
@@ -0,0 +1,10 @@
+.json-schema-2020-12 {
+  &__not {
+    .json-schema-2020-12-core-keyword--not {
+      @extend .json-schema-2020-12-core-keyword--allOf;
+    }
+  }
+}
+
+
+
diff --git a/src/core/plugins/json-schema-2020-12/components/keywords/Title/Title.jsx b/src/core/plugins/json-schema-2020-12/components/keywords/Title/Title.jsx
index 0ad3e639990..2e94c38ef85 100644
--- a/src/core/plugins/json-schema-2020-12/components/keywords/Title/Title.jsx
+++ b/src/core/plugins/json-schema-2020-12/components/keywords/Title/Title.jsx
@@ -18,7 +18,7 @@ const Title = ({ title, schema }) => {
 }
 
 Title.propTypes = {
-  title: PropTypes.string,
+  title: PropTypes.oneOfType([PropTypes.string, PropTypes.element]),
   schema: schema.isRequired,
 }
 
diff --git a/src/core/plugins/json-schema-2020-12/components/keywords/Title/_title.scss b/src/core/plugins/json-schema-2020-12/components/keywords/Title/_title.scss
index e4499aa31d5..1b8828fdb6d 100644
--- a/src/core/plugins/json-schema-2020-12/components/keywords/Title/_title.scss
+++ b/src/core/plugins/json-schema-2020-12/components/keywords/Title/_title.scss
@@ -3,8 +3,14 @@
     @include text_headline($section-models-model-title-font-color);
     display: inline-block;
     font-weight: bold;
+
+    & .json-schema-2020-12-core-keyword {
+      margin: 0;
+    }
   }
 
+
+
   &-property {
     margin: 7px 0;
 
diff --git a/src/core/plugins/json-schema-2020-12/fn.js b/src/core/plugins/json-schema-2020-12/fn.js
index 0b9d8533c02..1b2ce4ed6f1 100644
--- a/src/core/plugins/json-schema-2020-12/fn.js
+++ b/src/core/plugins/json-schema-2020-12/fn.js
@@ -80,6 +80,10 @@ export const getType = (schema, processedSchemas = new WeakSet()) => {
     return null
   }
 
+  if (schema.not && getType(schema.not) === "any") {
+    return "never"
+  }
+
   const typeString = Array.isArray(type)
     ? type.map((t) => (t === "array" ? getArrayType() : t)).join(" | ")
     : type && type.includes("array")
@@ -125,6 +129,7 @@ export const isExpandable = (schema) => {
     schema?.allOf ||
     schema?.anyOf ||
     schema?.oneOf ||
+    schema?.not ||
     schema?.description ||
     schema?.properties
   )
diff --git a/src/core/plugins/json-schema-2020-12/hoc.jsx b/src/core/plugins/json-schema-2020-12/hoc.jsx
index e788a14c5c7..8ee4b6f4155 100644
--- a/src/core/plugins/json-schema-2020-12/hoc.jsx
+++ b/src/core/plugins/json-schema-2020-12/hoc.jsx
@@ -16,6 +16,7 @@ import Keyword$comment from "./components/keywords/$comment"
 import KeywordAllOf from "./components/keywords/AllOf/AllOf"
 import KeywordAnyOf from "./components/keywords/AnyOf/AnyOf"
 import KeywordOneOf from "./components/keywords/OneOf/OneOf"
+import KeywordNot from "./components/keywords/Not/Not"
 import KeywordProperties from "./components/keywords/Properties/Properties"
 import KeywordType from "./components/keywords/Type/Type"
 import KeywordFormat from "./components/keywords/Format/Format"
@@ -49,6 +50,7 @@ export const withJSONSchemaContext = (Component, overrides = {}) => {
       KeywordAllOf,
       KeywordAnyOf,
       KeywordOneOf,
+      KeywordNot,
       KeywordProperties,
       KeywordType,
       KeywordFormat,
diff --git a/src/core/plugins/json-schema-2020-12/index.js b/src/core/plugins/json-schema-2020-12/index.js
index 74c8b4fe7eb..20c6e659045 100644
--- a/src/core/plugins/json-schema-2020-12/index.js
+++ b/src/core/plugins/json-schema-2020-12/index.js
@@ -15,6 +15,7 @@ import Keyword$comment from "./components/keywords/$comment"
 import KeywordAllOf from "./components/keywords/AllOf/AllOf"
 import KeywordAnyOf from "./components/keywords/AnyOf/AnyOf"
 import KeywordOneOf from "./components/keywords/OneOf/OneOf"
+import KeywordNot from "./components/keywords/Not/Not"
 import KeywordType from "./components/keywords/Type/Type"
 import KeywordFormat from "./components/keywords/Format/Format"
 import KeywordTitle from "./components/keywords/Title/Title"
@@ -40,6 +41,7 @@ const JSONSchema202012Plugin = () => ({
     JSONSchema202012KeywordAllOf: KeywordAllOf,
     JSONSchema202012KeywordAnyOf: KeywordAnyOf,
     JSONSchema202012KeywordOneOf: KeywordOneOf,
+    JSONSchema202012KeywordNot: KeywordNot,
     JSONSchema202012KeywordProperties: KeywordProperties,
     JSONSchema202012KeywordType: KeywordType,
     JSONSchema202012KeywordFormat: KeywordFormat,
diff --git a/src/core/plugins/oas31/wrap-components/models.jsx b/src/core/plugins/oas31/wrap-components/models.jsx
index 01b86677b5d..864bb748abd 100644
--- a/src/core/plugins/oas31/wrap-components/models.jsx
+++ b/src/core/plugins/oas31/wrap-components/models.jsx
@@ -23,6 +23,7 @@ const ModelsWrapper = createOnlyOAS31ComponentWrapper(({ getSystem }) => {
   const KeywordAllOf = getComponent("JSONSchema202012KeywordAllOf")
   const KeywordAnyOf = getComponent("JSONSchema202012KeywordAnyOf")
   const KeywordOneOf = getComponent("JSONSchema202012KeywordOneOf")
+  const KeywordNot = getComponent("JSONSchema202012KeywordNot")
   const KeywordProperties = getComponent("JSONSchema202012KeywordProperties")
   const KeywordType = getComponent("JSONSchema202012KeywordType")
   const KeywordFormat = getComponent("JSONSchema202012KeywordFormat")
@@ -54,6 +55,7 @@ const ModelsWrapper = createOnlyOAS31ComponentWrapper(({ getSystem }) => {
       KeywordAllOf,
       KeywordAnyOf,
       KeywordOneOf,
+      KeywordNot,
       KeywordProperties,
       KeywordType,
       KeywordFormat,