diff --git a/src/ApiSettings.php b/src/ApiSettings.php
index 17040acf99..b806a45824 100644
--- a/src/ApiSettings.php
+++ b/src/ApiSettings.php
@@ -17,6 +17,17 @@ final class ApiSettings
 {
     const NAMESPACE = 'ApiClients\\Client\\Github\\Resource';
 
+    const ACCEPT_HEADER = [
+        // License on repository object: https://developer.github.com/v3/licenses/#licenses
+        'application/vnd.github.drax-preview+json',
+
+        // Topics on repository object: https://developer.github.com/v3/repos/#repositories
+        'application/vnd.github.mercy-preview+json',
+
+        // Default header: https://developer.github.com/v3/#current-version
+        'application/vnd.github.v3+json',
+    ];
+
     const TRANSPORT_OPTIONS = [
         FoundationOptions::HYDRATOR_OPTIONS => [
             HydratorOptions::NAMESPACE => self::NAMESPACE,
@@ -47,6 +58,10 @@ public static function getOptions(
         $options = options_merge(self::TRANSPORT_OPTIONS, $auth->getOptions());
         $options = options_merge($options, $suppliedOptions);
         $options[FoundationOptions::HYDRATOR_OPTIONS][HydratorOptions::NAMESPACE_SUFFIX] = $suffix;
+
+        $acceptHeader = implode('; ', self::ACCEPT_HEADER);
+        $options[FoundationOptions::TRANSPORT_OPTIONS][TransportOptions::HEADERS]['Accept'] = $acceptHeader;
+
         return $options;
     }
 }
diff --git a/src/Resource/Async/EmptyLicense.php b/src/Resource/Async/EmptyLicense.php
new file mode 100644
index 0000000000..0e57763d7c
--- /dev/null
+++ b/src/Resource/Async/EmptyLicense.php
@@ -0,0 +1,9 @@
+<?php declare(strict_types=1);
+
+namespace ApiClients\Client\Github\Resource\Async;
+
+use ApiClients\Client\Github\Resource\EmptyLicense as BaseEmptyLicense;
+
+class EmptyLicense extends BaseEmptyLicense
+{
+}
diff --git a/src/Resource/Async/License.php b/src/Resource/Async/License.php
new file mode 100644
index 0000000000..3ceac8fcee
--- /dev/null
+++ b/src/Resource/Async/License.php
@@ -0,0 +1,13 @@
+<?php declare(strict_types=1);
+
+namespace ApiClients\Client\Github\Resource\Async;
+
+use ApiClients\Client\Github\Resource\License as BaseLicense;
+
+class License extends BaseLicense
+{
+    public function refresh() : License
+    {
+        throw new \Exception('TODO: create refresh method!');
+    }
+}
diff --git a/src/Resource/EmptyLicense.php b/src/Resource/EmptyLicense.php
new file mode 100644
index 0000000000..960a5c67ce
--- /dev/null
+++ b/src/Resource/EmptyLicense.php
@@ -0,0 +1,40 @@
+<?php declare(strict_types=1);
+
+namespace ApiClients\Client\Github\Resource;
+
+use ApiClients\Foundation\Resource\EmptyResourceInterface;
+
+abstract class EmptyLicense implements LicenseInterface, EmptyResourceInterface
+{
+    /**
+     * @return string
+     */
+    public function key() : string
+    {
+        return null;
+    }
+
+    /**
+     * @return string
+     */
+    public function name() : string
+    {
+        return null;
+    }
+
+    /**
+     * @return string
+     */
+    public function spdxId() : string
+    {
+        return null;
+    }
+
+    /**
+     * @return string
+     */
+    public function url() : string
+    {
+        return null;
+    }
+}
diff --git a/src/Resource/EmptyRepository.php b/src/Resource/EmptyRepository.php
index ae0fe64c24..e0640e7589 100644
--- a/src/Resource/EmptyRepository.php
+++ b/src/Resource/EmptyRepository.php
@@ -190,6 +190,7 @@ public function permissions() : array
     {
         return null;
     }
+
     /**
      * @return string
      */
@@ -205,4 +206,20 @@ public function owner() : User
     {
         return null;
     }
+
+    /**
+     * @return License
+     */
+    public function license() : License
+    {
+        return null;
+    }
+
+    /**
+     * @return array
+     */
+    public function topics() : array
+    {
+        return null;
+    }
 }
diff --git a/src/Resource/License.php b/src/Resource/License.php
new file mode 100644
index 0000000000..9d956e4951
--- /dev/null
+++ b/src/Resource/License.php
@@ -0,0 +1,64 @@
+<?php declare(strict_types=1);
+
+namespace ApiClients\Client\Github\Resource;
+
+use ApiClients\Foundation\Hydrator\Annotations\EmptyResource;
+use ApiClients\Foundation\Resource\AbstractResource;
+
+/**
+ * @EmptyResource("EmptyLicense")
+ */
+abstract class License extends AbstractResource implements LicenseInterface
+{
+    /**
+     * @var string
+     */
+    protected $key;
+
+    /**
+     * @var string
+     */
+    protected $name;
+
+    /**
+     * @var string
+     */
+    protected $spdx_id;
+
+    /**
+     * @var string
+     */
+    protected $url;
+
+    /**
+     * @return string
+     */
+    public function key() : string
+    {
+        return $this->key;
+    }
+
+    /**
+     * @return string
+     */
+    public function name() : string
+    {
+        return $this->name;
+    }
+
+    /**
+     * @return string
+     */
+    public function spdxId() : string
+    {
+        return $this->spdx_id;
+    }
+
+    /**
+     * @return string
+     */
+    public function url() : string
+    {
+        return $this->url;
+    }
+}
diff --git a/src/Resource/LicenseInterface.php b/src/Resource/LicenseInterface.php
new file mode 100644
index 0000000000..97e9613737
--- /dev/null
+++ b/src/Resource/LicenseInterface.php
@@ -0,0 +1,30 @@
+<?php declare(strict_types=1);
+
+namespace ApiClients\Client\Github\Resource;
+
+use ApiClients\Foundation\Resource\ResourceInterface;
+
+interface LicenseInterface extends ResourceInterface
+{
+    const HYDRATE_CLASS = 'License';
+
+    /**
+     * @return string
+     */
+    public function key() : string;
+
+    /**
+     * @return string
+     */
+    public function name() : string;
+
+    /**
+     * @return string
+     */
+    public function spdxId() : string;
+
+    /**
+     * @return string
+     */
+    public function url() : string;
+}
diff --git a/src/Resource/Repository.php b/src/Resource/Repository.php
index 273340432b..8fdcfbbc12 100644
--- a/src/Resource/Repository.php
+++ b/src/Resource/Repository.php
@@ -9,7 +9,8 @@
 
 /**
  * @Nested(
- *     owner="User"
+ *     owner="User",
+ *     license="License"
  * )
  * @EmptyResource("EmptyRepository")
  */
@@ -140,6 +141,16 @@ abstract class Repository extends AbstractResource implements RepositoryInterfac
      */
     protected $owner;
 
+    /**
+     * @var License
+     */
+    protected $license;
+
+    /**
+     * @var array
+     */
+    protected $topics;
+
     /**
      * @return int
      */
@@ -177,7 +188,7 @@ public function url() : string
      */
     public function description() : string
     {
-        return (string)$this->description;
+        return $this->description;
     }
 
     /**
@@ -339,4 +350,20 @@ public function owner() : User
     {
         return $this->owner;
     }
+
+    /**
+     * @return License
+     */
+    public function license() : License
+    {
+        return $this->license;
+    }
+
+    /**
+     * @return array
+     */
+    public function topics() : array
+    {
+        return $this->topics;
+    }
 }
diff --git a/src/Resource/RepositoryInterface.php b/src/Resource/RepositoryInterface.php
index 8d07d55401..af7171bbd2 100644
--- a/src/Resource/RepositoryInterface.php
+++ b/src/Resource/RepositoryInterface.php
@@ -133,4 +133,14 @@ public function htmlUrl() : string;
      * @return User
      */
     public function owner() : User;
+
+    /**
+     * @return License
+     */
+    public function license() : License;
+
+    /**
+     * @return array
+     */
+    public function topics() : array;
 }
diff --git a/src/Resource/Sync/EmptyLicense.php b/src/Resource/Sync/EmptyLicense.php
new file mode 100644
index 0000000000..447ddc9b18
--- /dev/null
+++ b/src/Resource/Sync/EmptyLicense.php
@@ -0,0 +1,9 @@
+<?php declare(strict_types=1);
+
+namespace ApiClients\Client\Github\Resource\Sync;
+
+use ApiClients\Client\Github\Resource\EmptyLicense as BaseEmptyLicense;
+
+class EmptyLicense extends BaseEmptyLicense
+{
+}
diff --git a/src/Resource/Sync/License.php b/src/Resource/Sync/License.php
new file mode 100644
index 0000000000..72ba8dba9d
--- /dev/null
+++ b/src/Resource/Sync/License.php
@@ -0,0 +1,19 @@
+<?php declare(strict_types=1);
+
+namespace ApiClients\Client\Github\Resource\Sync;
+
+use ApiClients\Foundation\Hydrator\CommandBus\Command\BuildAsyncFromSyncCommand;
+use ApiClients\Client\Github\Resource\License as BaseLicense;
+use ApiClients\Client\Github\Resource\LicenseInterface;
+
+class License extends BaseLicense
+{
+    public function refresh() : License
+    {
+        return $this->wait($this->handleCommand(
+            new BuildAsyncFromSyncCommand(self::HYDRATE_CLASS, $this)
+        )->then(function (LicenseInterface $license) {
+            return $license->refresh();
+        }));
+    }
+}
diff --git a/tests/Resource/Async/EmptyLicenseTest.php b/tests/Resource/Async/EmptyLicenseTest.php
new file mode 100644
index 0000000000..2809151bc4
--- /dev/null
+++ b/tests/Resource/Async/EmptyLicenseTest.php
@@ -0,0 +1,18 @@
+<?php declare(strict_types=1);
+
+namespace ApiClients\Tests\Client\Github\Resource\Async;
+
+use ApiClients\Tools\ResourceTestUtilities\AbstractEmptyResourceTest;
+use ApiClients\Client\Github\Resource\Async\EmptyLicense;
+
+final class EmptyLicenseTest extends AbstractEmptyResourceTest
+{
+    public function getSyncAsync() : string
+    {
+        return 'Async';
+    }
+    public function getClass() : string
+    {
+        return EmptyLicense::class;
+    }
+}
diff --git a/tests/Resource/Async/LicenseTest.php b/tests/Resource/Async/LicenseTest.php
new file mode 100644
index 0000000000..7bb748dcaf
--- /dev/null
+++ b/tests/Resource/Async/LicenseTest.php
@@ -0,0 +1,23 @@
+<?php declare(strict_types=1);
+
+namespace ApiClients\Tests\Client\Github\Resource\Async;
+
+use ApiClients\Tools\ResourceTestUtilities\AbstractResourceTest;
+use ApiClients\Client\Github\ApiSettings;
+use ApiClients\Client\Github\Resource\License;
+
+class LicenseTest extends AbstractResourceTest
+{
+    public function getSyncAsync() : string
+    {
+        return 'Async';
+    }
+    public function getClass() : string
+    {
+        return License::class;
+    }
+    public function getNamespace() : string
+    {
+        return Apisettings::NAMESPACE;
+    }
+}
diff --git a/tests/Resource/Sync/EmptyLicenseTest.php b/tests/Resource/Sync/EmptyLicenseTest.php
new file mode 100644
index 0000000000..1f213b39c7
--- /dev/null
+++ b/tests/Resource/Sync/EmptyLicenseTest.php
@@ -0,0 +1,18 @@
+<?php declare(strict_types=1);
+
+namespace ApiClients\Tests\Client\Github\Resource\Sync;
+
+use ApiClients\Tools\ResourceTestUtilities\AbstractEmptyResourceTest;
+use ApiClients\Client\Github\Resource\Sync\EmptyLicense;
+
+final class EmptyLicenseTest extends AbstractEmptyResourceTest
+{
+    public function getSyncAsync() : string
+    {
+        return 'Sync';
+    }
+    public function getClass() : string
+    {
+        return EmptyLicense::class;
+    }
+}
diff --git a/tests/Resource/Sync/LicenseTest.php b/tests/Resource/Sync/LicenseTest.php
new file mode 100644
index 0000000000..494efb934d
--- /dev/null
+++ b/tests/Resource/Sync/LicenseTest.php
@@ -0,0 +1,23 @@
+<?php declare(strict_types=1);
+
+namespace ApiClients\Tests\Client\Github\Resource\Sync;
+
+use ApiClients\Tools\ResourceTestUtilities\AbstractResourceTest;
+use ApiClients\Client\Github\ApiSettings;
+use ApiClients\Client\Github\Resource\License;
+
+class LicenseTest extends AbstractResourceTest
+{
+    public function getSyncAsync() : string
+    {
+        return 'Sync';
+    }
+    public function getClass() : string
+    {
+        return License::class;
+    }
+    public function getNamespace() : string
+    {
+        return Apisettings::NAMESPACE;
+    }
+}
diff --git a/yaml/license.yml b/yaml/license.yml
new file mode 100644
index 0000000000..c80832249f
--- /dev/null
+++ b/yaml/license.yml
@@ -0,0 +1,6 @@
+class: License
+properties:
+  key: string
+  name: string
+  spdx_id: string
+  url: string
diff --git a/yaml/repository.yml b/yaml/repository.yml
index 29680b1b27..d8b9f94cdb 100644
--- a/yaml/repository.yml
+++ b/yaml/repository.yml
@@ -28,3 +28,8 @@ properties:
     type: User
     annotations:
       nested: User
+  license:
+    type: License
+    annotations:
+      nested: License
+  topics: array