diff --git a/demo/openapi.yaml b/demo/openapi.yaml
index fc3ce073..36e0c047 100644
--- a/demo/openapi.yaml
+++ b/demo/openapi.yaml
@@ -17,14 +17,14 @@ info:
     It was **extended** to illustrate features of [generator-openapi-repo](https://github.com/Rebilly/generator-openapi-repo)
     tool and [ReDoc](https://github.com/Rebilly/ReDoc) documentation. In addition to standard
     OpenAPI syntax we use a few [vendor extensions](https://github.com/Rebilly/ReDoc/blob/master/docs/redoc-vendor-extensions.md).
-    
+
     # OpenAPI Specification
     This API is documented in **OpenAPI format** and is based on
     [Petstore sample](http://petstore.swagger.io/) provided by [swagger.io](http://swagger.io) team.
     It was **extended** to illustrate features of [generator-openapi-repo](https://github.com/Rebilly/generator-openapi-repo)
     tool and [ReDoc](https://github.com/Rebilly/ReDoc) documentation. In addition to standard
     OpenAPI syntax we use a few [vendor extensions](https://github.com/Rebilly/ReDoc/blob/master/docs/redoc-vendor-extensions.md).
-    
+
     # Cross-Origin Resource Sharing
     This API features Cross-Origin Resource Sharing (CORS) implemented in compliance with  [W3C spec](https://www.w3.org/TR/cors/).
     And that allows cross-domain communication from the browser.
@@ -38,8 +38,9 @@ info:
     OAuth2 - an open protocol to allow secure authorization in a simple
     and standard method from web, mobile and desktop applications.
 
-    <security-definitions /> 
+    <security-definitions />
 
+  x-opentext-other: foo
   version: 1.0.0
   title: Swagger Petstore
   termsOfService: 'http://swagger.io/terms/'
@@ -82,6 +83,7 @@ paths:
           type: integer
           format: int64
     post:
+      x-opentext-other: bar
       tags:
         - pet
       summary: Add a new pet to the store
diff --git a/src/components/ApiInfo/ApiInfo.tsx b/src/components/ApiInfo/ApiInfo.tsx
index 9b8bf6eb..c85180e5 100644
--- a/src/components/ApiInfo/ApiInfo.tsx
+++ b/src/components/ApiInfo/ApiInfo.tsx
@@ -1,20 +1,16 @@
 import { observer } from 'mobx-react';
 import * as React from 'react';
-import { StyledLink } from '../../../src/common-elements';
-
-import { AppStore } from '../../services/AppStore';
+import { Constants } from '../../../src/services/Constants';
+import { DarkRightPanel, StyledLink } from '../../../src/common-elements';
+import { ContentPanel } from '../RightPanelContent/ContentPanel';
 
 import { MiddlePanel, Row, Section } from '../../common-elements/';
+
+import { AppStore } from '../../services/AppStore';
 import { ExternalDocumentation } from '../ExternalDocumentation/ExternalDocumentation';
 import { Markdown } from '../Markdown/Markdown';
 import { StyledMarkdownBlock } from '../Markdown/styled.elements';
-import {
-  ApiHeader,
-  DownloadButton,
-  InfoSpan,
-  InfoSpanBox,
-  InfoSpanBoxWrap,
-} from './styled.elements';
+import { ApiHeader, DownloadButton, InfoSpan, InfoSpanBox, InfoSpanBoxWrap, } from './styled.elements';
 
 export interface ApiInfoProps {
   store: AppStore;
@@ -29,8 +25,8 @@ export class ApiInfo extends React.Component<ApiInfoProps> {
   };
 
   render() {
-    const { store } = this.props;
-    const { info, externalDocs } = store.spec;
+    const {store} = this.props;
+    const {info, externalDocs} = store.spec;
     const hideDownloadButton = store.options.hideDownloadButton;
 
     const downloadFilename = info.downloadFileName;
@@ -105,11 +101,13 @@ export class ApiInfo extends React.Component<ApiInfoProps> {
                   </InfoSpanBox>
                 </InfoSpanBoxWrap>
               )) ||
-                null}
+              null}
             </StyledMarkdownBlock>
-            <Markdown source={store.spec.info.description} />
-            {externalDocs && <ExternalDocumentation externalDocs={externalDocs} />}
+            <Markdown source={store.spec.info.description}/>
+            {externalDocs && <ExternalDocumentation externalDocs={externalDocs}/>}
           </MiddlePanel>
+          {store.options.showOtherInfoPanel &&
+          <DarkRightPanel><ContentPanel content={info[Constants.OTX_EXTENSION_KEY]}/></DarkRightPanel>}
         </Row>
       </Section>
     );
diff --git a/src/components/Operation/Operation.tsx b/src/components/Operation/Operation.tsx
index 1283a6ad..03df37eb 100644
--- a/src/components/Operation/Operation.tsx
+++ b/src/components/Operation/Operation.tsx
@@ -1,24 +1,22 @@
-import * as React from 'react';
-import { SecurityRequirements } from '../SecurityRequirement/SecurityRequirement';
-
 import { observer } from 'mobx-react';
+import * as React from 'react';
+import { OperationPanel } from '../RightPanelContent/OperationPanel';
 
 import { Badge, DarkRightPanel, H2, MiddlePanel, Row } from '../../common-elements';
 
-import { OptionsContext } from '../OptionsProvider';
-
 import { ShareLink } from '../../common-elements/linkify';
-import { Endpoint } from '../Endpoint/Endpoint';
-import { ExternalDocumentation } from '../ExternalDocumentation/ExternalDocumentation';
-import { Markdown } from '../Markdown/Markdown';
-import { Parameters } from '../Parameters/Parameters';
-import { RequestSamples } from '../RequestSamples/RequestSamples';
-import { ResponsesList } from '../Responses/ResponsesList';
-import { ResponseSamples } from '../ResponseSamples/ResponseSamples';
 
 import { OperationModel as OperationType } from '../../services/models';
 import styled from '../../styled-components';
+import { Endpoint } from '../Endpoint/Endpoint';
+import { ExternalDocumentation } from '../ExternalDocumentation/ExternalDocumentation';
 import { Extensions } from '../Fields/Extensions';
+import { Markdown } from '../Markdown/Markdown';
+
+import { OptionsContext } from '../OptionsProvider';
+import { Parameters } from '../Parameters/Parameters';
+import { ResponsesList } from '../Responses/ResponsesList';
+import { SecurityRequirements } from '../SecurityRequirement/SecurityRequirement';
 
 const OperationRow = styled(Row)`
   backface-visibility: hidden;
@@ -28,7 +26,7 @@ const OperationRow = styled(Row)`
 `;
 
 const Description = styled.div`
-  margin-bottom: ${({ theme }) => theme.spacing.unit * 6}px;
+  margin-bottom: ${({theme}) => theme.spacing.unit * 6}px;
 `;
 
 export interface OperationProps {
@@ -38,9 +36,9 @@ export interface OperationProps {
 @observer
 export class Operation extends React.Component<OperationProps> {
   render() {
-    const { operation } = this.props;
+    const {operation} = this.props;
 
-    const { name: summary, description, deprecated, externalDocs } = operation;
+    const {name: summary, description, deprecated, externalDocs} = operation;
     const hasDescription = !!(description || externalDocs);
 
     return (
@@ -49,25 +47,23 @@ export class Operation extends React.Component<OperationProps> {
           <OperationRow>
             <MiddlePanel>
               <H2>
-                <ShareLink to={operation.id} />
+                <ShareLink to={operation.id}/>
                 {summary} {deprecated && <Badge type="warning"> Deprecated </Badge>}
               </H2>
-              {options.pathInMiddlePanel && <Endpoint operation={operation} inverted={true} />}
+              {options.pathInMiddlePanel && <Endpoint operation={operation} inverted={true}/>}
               {hasDescription && (
                 <Description>
-                  {description !== undefined && <Markdown source={description} />}
-                  {externalDocs && <ExternalDocumentation externalDocs={externalDocs} />}
+                  {description !== undefined && <Markdown source={description}/>}
+                  {externalDocs && <ExternalDocumentation externalDocs={externalDocs}/>}
                 </Description>
               )}
-              <Extensions extensions={operation.extensions} />
-              <SecurityRequirements securities={operation.security} />
-              <Parameters parameters={operation.parameters} body={operation.requestBody} />
-              <ResponsesList responses={operation.responses} />
+              <Extensions extensions={operation.extensions}/>
+              <SecurityRequirements securities={operation.security}/>
+              <Parameters parameters={operation.parameters} body={operation.requestBody}/>
+              <ResponsesList responses={operation.responses}/>
             </MiddlePanel>
             <DarkRightPanel>
-              {!options.pathInMiddlePanel && <Endpoint operation={operation} />}
-              <RequestSamples operation={operation} />
-              <ResponseSamples operation={operation} />
+              <OperationPanel operation={operation} options={options}/>
             </DarkRightPanel>
           </OperationRow>
         )}
diff --git a/src/components/Redoc/Redoc.tsx b/src/components/Redoc/Redoc.tsx
index 2b43e77d..d7938067 100644
--- a/src/components/Redoc/Redoc.tsx
+++ b/src/components/Redoc/Redoc.tsx
@@ -1,19 +1,19 @@
 import * as PropTypes from 'prop-types';
 import * as React from 'react';
-
-import { ThemeProvider } from '../../styled-components';
-import { OptionsProvider } from '../OptionsProvider';
+import { ContentItems } from '../../../src/components';
 
 import { AppStore } from '../../services';
+
+import { ThemeProvider } from '../../styled-components';
 import { ApiInfo } from '../ApiInfo/';
 import { ApiLogo } from '../ApiLogo/ApiLogo';
-import { ContentItems } from '../ContentItems/ContentItems';
-import { SideMenu } from '../SideMenu/SideMenu';
-import { StickyResponsiveSidebar } from '../StickySidebar/StickyResponsiveSidebar';
-import { ApiContentWrap, BackgroundStub, RedocWrap } from './styled.elements';
+import { OptionsProvider } from '../OptionsProvider';
 
 import { SearchBox } from '../SearchBox/SearchBox';
+import { SideMenu } from '../SideMenu/SideMenu';
+import { StickyResponsiveSidebar } from '../StickySidebar/StickyResponsiveSidebar';
 import { StoreProvider } from '../StoreBuilder';
+import { ApiContentWrap, BackgroundStub, RedocWrap } from './styled.elements';
 
 export interface RedocProps {
   store: AppStore;
diff --git a/src/components/RightPanelContent/ContentPanel.tsx b/src/components/RightPanelContent/ContentPanel.tsx
new file mode 100644
index 00000000..688eff05
--- /dev/null
+++ b/src/components/RightPanelContent/ContentPanel.tsx
@@ -0,0 +1,24 @@
+import { observer } from 'mobx-react';
+import * as React from 'react';
+import { MiddlePanel, Row } from '../../../src/common-elements';
+
+interface ContentPanelProps {
+  content: string;
+}
+
+@observer
+export class ContentPanel extends React.Component<ContentPanelProps> {
+  render() {
+    return (
+      <>
+        <Row>
+          <MiddlePanel>
+            <h1>
+              {this.props.content}
+            </h1>
+          </MiddlePanel>
+        </Row>
+      </>
+    );
+  }
+}
diff --git a/src/components/RightPanelContent/OperationPanel.tsx b/src/components/RightPanelContent/OperationPanel.tsx
new file mode 100644
index 00000000..ad1aa20d
--- /dev/null
+++ b/src/components/RightPanelContent/OperationPanel.tsx
@@ -0,0 +1,37 @@
+import { observer } from 'mobx-react';
+import * as React from 'react';
+import { ResponseSamples } from '../../../src/components';
+import { Endpoint } from '../../../src/components/Endpoint/Endpoint';
+import { RequestSamples } from '../../../src/components/RequestSamples/RequestSamples';
+import { RedocNormalizedOptions } from '../../../src/services';
+import { Constants } from '../../../src/services/Constants';
+import { OperationModel } from '../../../src/services/models';
+import { ContentPanel } from './/ContentPanel';
+
+interface RightPanelContentProps {
+  operation: OperationModel;
+  options: RedocNormalizedOptions;
+}
+
+@observer
+export class OperationPanel extends React.Component<RightPanelContentProps> {
+  render() {
+    if (this.shouldShowOtherInfoPanel()) {
+      return <ContentPanel content={this.props.operation.extensions[Constants.OTX_EXTENSION_KEY]}/>;
+    } else {
+      return (
+        <>
+          {!this.props.options.pathInMiddlePanel && <Endpoint operation={this.props.operation}/>}
+          <RequestSamples operation={this.props.operation}/>
+          <ResponseSamples operation={this.props.operation}/>
+        </>
+      );
+    }
+  }
+
+  private shouldShowOtherInfoPanel() {
+    return this.props.options.showOtherInfoPanel &&
+      this.props.options.showExtensions &&
+      this.props.operation.extensions[Constants.OTX_EXTENSION_KEY];
+  }
+}
diff --git a/src/services/Constants.ts b/src/services/Constants.ts
new file mode 100644
index 00000000..00c23fbb
--- /dev/null
+++ b/src/services/Constants.ts
@@ -0,0 +1,3 @@
+export class Constants {
+  static readonly OTX_EXTENSION_KEY = 'x-opentext-other';
+}
diff --git a/src/services/RedocNormalizedOptions.ts b/src/services/RedocNormalizedOptions.ts
index d445b667..ef771f86 100644
--- a/src/services/RedocNormalizedOptions.ts
+++ b/src/services/RedocNormalizedOptions.ts
@@ -20,6 +20,7 @@ export interface RedocRawOptions {
   disableSearch?: boolean | string;
   onlyRequiredInSamples?: boolean | string;
   showExtensions?: boolean | string | string[];
+  showOtherInfoPanel?: boolean;
 
   unstable_ignoreMimeParameters?: boolean;
 
@@ -120,6 +121,7 @@ export class RedocNormalizedOptions {
   disableSearch: boolean;
   onlyRequiredInSamples: boolean;
   showExtensions: boolean | string[];
+  showOtherInfoPanel: boolean;
 
   /* tslint:disable-next-line */
   unstable_ignoreMimeParameters: boolean;
@@ -147,6 +149,7 @@ export class RedocNormalizedOptions {
     this.disableSearch = argValueToBoolean(raw.disableSearch);
     this.onlyRequiredInSamples = argValueToBoolean(raw.onlyRequiredInSamples);
     this.showExtensions = RedocNormalizedOptions.normalizeShowExtensions(raw.showExtensions);
+    this.showOtherInfoPanel = argValueToBoolean(raw.showOtherInfoPanel);
 
     this.unstable_ignoreMimeParameters = argValueToBoolean(raw.unstable_ignoreMimeParameters);
 
diff --git a/src/services/ServerStub.ts b/src/services/ServerStub.ts
deleted file mode 100644
index 470a94b3..00000000
--- a/src/services/ServerStub.ts
+++ /dev/null
@@ -1,10 +0,0 @@
-interface ServerStub {
-
-}
-
-/**
- * This class produces canned responses for a given OpenAPI spec
- */
-export class OpenApiServerStub implements ServerStub {
-
-}
diff --git a/src/services/__tests__/ServerStub.test.ts b/src/services/__tests__/ServerStub.test.ts
deleted file mode 100644
index 985f7977..00000000
--- a/src/services/__tests__/ServerStub.test.ts
+++ /dev/null
@@ -1,6 +0,0 @@
-describe('ServerStub', () => {
-  test('TODO IMPLEMENT ME', () => {
-    const fn = jest.fn();
-    expect(fn).toHaveBeenCalled();
-  });
-});