diff --git a/package.json b/package.json
index 93f1e6c0..5232ef88 100644
--- a/package.json
+++ b/package.json
@@ -36,7 +36,7 @@
   },
   "dependencies": {
     "admin-on-rest": "^1.1",
-    "api-doc-parser": "^0.1.7",
+    "api-doc-parser": "^0.2.0",
     "babel-runtime": "^6.23",
     "jsonld": "^0.4",
     "lodash.isplainobject": "^4.0.6",
diff --git a/src/hydra/HydraAdmin.js b/src/hydra/HydraAdmin.js
index cf964a7a..45d82659 100644
--- a/src/hydra/HydraAdmin.js
+++ b/src/hydra/HydraAdmin.js
@@ -7,34 +7,70 @@ import restClient from './hydraClient';
 class HydraAdmin extends Component {
   static defaultProps = {
     apiDocumentationParser,
+    customRoutes: [],
+    error: 'Unable to retrieve API documentation.',
+    loading: 'Loading...',
     restClient,
   };
 
   static propTypes = {
     apiDocumentationParser: PropTypes.func,
+    customRoutes: PropTypes.array,
     entrypoint: PropTypes.string.isRequired,
+    error: PropTypes.oneOfType([PropTypes.func, PropTypes.string]),
+    loading: PropTypes.oneOfType([PropTypes.func, PropTypes.string]),
     restClient: PropTypes.func,
   };
 
   state = {
     api: null,
+    customRoutes: [],
+    hasError: false,
+    loaded: false,
   };
 
   componentDidMount() {
     this.props
       .apiDocumentationParser(this.props.entrypoint)
-      .then(api => this.setState({api}));
+      .then(
+        ({api, customRoutes = []}) => ({
+          api,
+          customRoutes,
+          hasError: false,
+          loaded: true,
+        }),
+        ({api, customRoutes = []}) => ({
+          api,
+          customRoutes,
+          hasError: true,
+          loaded: true,
+        }),
+      )
+      .then(this.setState.bind(this));
   }
 
   render() {
-    if (null === this.state.api) {
-      return <span>Loading...</span>;
+    if (false === this.state.loaded) {
+      return 'function' === typeof this.props.loading
+        ? <this.props.loading />
+        : <span className="loading">
+            {this.props.loading}
+          </span>;
+    }
+
+    if (true === this.state.hasError) {
+      return 'function' === typeof this.props.error
+        ? <this.props.error />
+        : <span className="error">
+            {this.props.error}
+          </span>;
     }
 
     return (
       <AdminBuilder
         {...this.props}
         api={this.state.api}
+        customRoutes={this.props.customRoutes.concat(this.state.customRoutes)}
         restClient={this.props.restClient(this.state.api)}
       />
     );
diff --git a/yarn.lock b/yarn.lock
index 5d1a1287..efeb07e9 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -115,9 +115,9 @@ anymatch@^1.3.0:
     arrify "^1.0.0"
     micromatch "^2.1.5"
 
-api-doc-parser@^0.1.7:
-  version "0.1.7"
-  resolved "https://registry.yarnpkg.com/api-doc-parser/-/api-doc-parser-0.1.7.tgz#b55697a92b425b2118e7dcd14f9d444b7e10f673"
+api-doc-parser@^0.2.0:
+  version "0.2.0"
+  resolved "https://registry.yarnpkg.com/api-doc-parser/-/api-doc-parser-0.2.0.tgz#7751ec1b7b377cd91be7698b360b7829bb234c33"
   dependencies:
     babel-runtime "^6.23.0"
     jsonld "^0.4.11"