diff --git a/.config/.env_example b/.config/.env_example
index 5ab2ebb..cee8a6d 100644
--- a/.config/.env_example
+++ b/.config/.env_example
@@ -56,6 +56,12 @@ DISCORD_SECRET=
 DISCORD_CALLBACK_URL=
 #DISCORD_TESTUSER=
 
+# https://www.etsy.com/developers/register
+ETSY_KEY=
+ETSY_SECRET=
+ETSY_CALLBACK_URL=
+#ETSY_TESTUSER=
+
 # https://www.flickr.com/services/apps/create/
 FLICKR_KEY=
 FLICKR_SECRET=
diff --git a/examples/get-token/Etsy.php b/examples/get-token/Etsy.php
new file mode 100644
index 0000000..e1a9c9d
--- /dev/null
+++ b/examples/get-token/Etsy.php
@@ -0,0 +1,21 @@
+<?php
+/**
+ * @link https://developers.etsy.com/documentation/essentials/authentication
+ *
+ * @created      06.04.2024
+ * @author       Smiley <smiley@chillerlan.net>
+ * @copyright    2024 smiley
+ * @license      MIT
+ */
+declare(strict_types=1);
+
+use chillerlan\OAuth\Providers\Etsy;
+
+require_once __DIR__.'/../provider-example-common.php';
+
+/** @var \OAuthExampleProviderFactory $factory */
+$provider = $factory->getProvider(Etsy::class);
+
+require_once __DIR__.'/_flow-oauth2.php';
+
+exit;
diff --git a/src/Providers/Etsy.php b/src/Providers/Etsy.php
new file mode 100644
index 0000000..48b4bf0
--- /dev/null
+++ b/src/Providers/Etsy.php
@@ -0,0 +1,84 @@
+<?php
+/**
+ * Class Etsy
+ *
+ * @created      06.04.2024
+ * @author       smiley <smiley@chillerlan.net>
+ * @copyright    2024 smiley
+ * @license      MIT
+ *
+ * @noinspection PhpUnused
+ */
+declare(strict_types=1);
+
+namespace chillerlan\OAuth\Providers;
+
+use chillerlan\OAuth\Core\{CSRFToken, OAuth2Provider, PKCE, TokenRefresh};
+
+/**
+ * @see https://developers.etsy.com/documentation/essentials/authentication
+ */
+class Etsy extends OAuth2Provider implements CSRFToken, PKCE, TokenRefresh{
+
+	public const IDENTIFIER = 'ETSY';
+
+	public const SCOPE_ADDRESS_R      = 'address_r';
+	public const SCOPE_ADDRESS_W      = 'address_w';
+	public const SCOPE_BILLING_R      = 'billing_r';
+	public const SCOPE_CART_R         = 'cart_r';
+	public const SCOPE_CART_W         = 'cart_w';
+	public const SCOPE_EMAIL_R        = 'email_r';
+	public const SCOPE_FAVORITES_R    = 'favorites_r';
+	public const SCOPE_FAVORITES_W    = 'favorites_w';
+	public const SCOPE_FEEDBACK_R     = 'feedback_r';
+	public const SCOPE_LISTINGS_D     = 'listings_d';
+	public const SCOPE_LISTINGS_R     = 'listings_r';
+	public const SCOPE_LISTINGS_W     = 'listings_w';
+	public const SCOPE_PROFILE_R      = 'profile_r';
+	public const SCOPE_PROFILE_W      = 'profile_w';
+	public const SCOPE_RECOMMEND_R    = 'recommend_r';
+	public const SCOPE_RECOMMEND_W    = 'recommend_w';
+	public const SCOPE_SHOPS_R        = 'shops_r';
+	public const SCOPE_SHOPS_W        = 'shops_w';
+	public const SCOPE_TRANSACTIONS_R = 'transactions_r';
+	public const SCOPE_TRANSACTIONS_W = 'transactions_w';
+
+	public const DEFAULT_SCOPES = [
+		self::SCOPE_EMAIL_R,
+	];
+
+	protected string      $authorizationURL = 'https://www.etsy.com/oauth/connect';
+	protected string      $accessTokenURL   = 'https://api.etsy.com/v3/public/oauth/token';
+	protected string      $apiURL           = 'https://api.etsy.com';
+	protected string|null $apiDocs          = 'https://developers.etsy.com/documentation/reference/';
+	protected string|null $applicationURL   = 'https://www.etsy.com/developers/your-apps';
+	protected string|null $userRevokeURL    = 'hhttps://www.etsy.com/your/apps';
+
+	/**
+	 * @inheritDoc
+	 */
+	protected function getAccessTokenRequestBodyParams(string $code):array{
+
+		$params = [
+			'code'         => $code,
+			'grant_type'   => 'authorization_code',
+			'redirect_uri' => $this->options->callbackURL,
+			'client_id'    => $this->options->key,
+		];
+
+		return $this->setCodeVerifier($params);
+	}
+
+	/**
+	 * @inheritDoc
+	 */
+	protected function getRefreshAccessTokenRequestBodyParams(string $refreshToken):array{
+		return [
+			'client_id'     => $this->options->key,
+			'grant_type'    => 'refresh_token',
+			'refresh_token' => $refreshToken,
+		];
+	}
+
+
+}
diff --git a/tests/Providers/Unit/EtsyTest.php b/tests/Providers/Unit/EtsyTest.php
new file mode 100644
index 0000000..a522ac7
--- /dev/null
+++ b/tests/Providers/Unit/EtsyTest.php
@@ -0,0 +1,50 @@
+<?php
+/**
+ * Class EtsyTest
+ *
+ * @created      08.04.2024
+ * @author       smiley <smiley@chillerlan.net>
+ * @copyright    2024 smiley
+ * @license      MIT
+ */
+declare(strict_types=1);
+
+namespace chillerlan\OAuthTest\Providers\Unit;
+
+use chillerlan\OAuth\Core\TokenRefresh;
+use chillerlan\OAuth\Providers\Etsy;
+
+/**
+ *
+ */
+class EtsyTest extends OAuth2ProviderUnitTestAbstract{
+
+	protected function getProviderFQCN():string{
+		return Etsy::class;
+	}
+
+	public function testGetAccessTokenRequestBodyParams():void{
+		$verifier = $this->provider->generateVerifier($this->options->pkceVerifierLength);
+
+		$this->storage->storeCodeVerifier($verifier, $this->provider->name);
+
+		$params = $this->invokeReflectionMethod('getAccessTokenRequestBodyParams', ['*test_code*']);
+
+		$this::assertSame('*test_code*', $params['code']);
+		$this::assertSame($this->options->callbackURL, $params['redirect_uri']);
+		$this::assertSame('authorization_code', $params['grant_type']);
+
+		$this::assertSame($this->options->key, $params['client_id']);
+
+		$this::assertSame($verifier, $params['code_verifier']);
+	}
+
+	public function testGetRefreshAccessTokenRequestBodyParams():void{
+		$params = $this->invokeReflectionMethod('getRefreshAccessTokenRequestBodyParams', ['*refresh_token*']);
+
+		$this::assertSame('*refresh_token*', $params['refresh_token']);
+		$this::assertSame($this->options->key, $params['client_id']);
+		$this::assertSame('refresh_token', $params['grant_type']);
+	}
+
+}