diff --git a/modules/AdoptiumOpenJDK11.php b/modules/AdoptiumOpenJDK11.php
new file mode 100644
index 0000000..b8c6ee3
--- /dev/null
+++ b/modules/AdoptiumOpenJDK11.php
@@ -0,0 +1,15 @@
+<?php
+
+class AdoptiumOpenJDK11 extends PatchBase {
+	function __construct() {
+		parent::__construct('Adoptium', 'OpenJDK', 'https://adoptium.net/releases.html?variant=openjdk11&jvmVariant=hotspot');
+		$this->patch->setBranch('11');
+	}
+	function check() : bool {
+		if ($this->fetch_json('https://api.adoptium.net/v3/info/release_versions?heap_size=normal&image_type=jdk&page=0&page_size=10&project=jdk&release_type=ga&sort_method=DEFAULT&sort_order=DESC&vendor=adoptium&version=%5B11.0%2C11.1%29'))
+			return $this->parse_json('openjdk_version');
+		return false;
+	}
+}
+
+?>
diff --git a/modules/AdoptiumOpenJDK16.php b/modules/AdoptiumOpenJDK16.php
new file mode 100644
index 0000000..e2c5fb8
--- /dev/null
+++ b/modules/AdoptiumOpenJDK16.php
@@ -0,0 +1,15 @@
+<?php
+
+class AdoptiumOpenJDK16 extends PatchBase {
+	function __construct() {
+		parent::__construct('Adoptium', 'OpenJDK', 'https://adoptium.net/releases.html?variant=openjdk16&jvmVariant=hotspot');
+		$this->patch->setBranch('16');
+	}
+	function check() : bool {
+		if ($this->fetch_json('https://api.adoptium.net/v3/info/release_versions?heap_size=normal&image_type=jdk&page=0&page_size=10&project=jdk&release_type=ga&sort_method=DEFAULT&sort_order=DESC&vendor=adoptium&version=%5B16.0%2C16.1%29'))
+			return $this->parse_json('openjdk_version');
+		return false;
+	}
+}
+
+?>
diff --git a/modules/AdoptiumOpenJDK8.php b/modules/AdoptiumOpenJDK8.php
new file mode 100644
index 0000000..a5d7ff8
--- /dev/null
+++ b/modules/AdoptiumOpenJDK8.php
@@ -0,0 +1,15 @@
+<?php
+
+class AdoptiumOpenJDK8 extends PatchBase {
+	function __construct() {
+		parent::__construct('Adoptium', 'OpenJDK', 'https://adoptium.net/releases.html?variant=openjdk8&jvmVariant=hotspot');
+		$this->patch->setBranch('8');
+	}
+	function check() : bool {
+		if ($this->fetch_json('https://api.adoptium.net/v3/info/release_versions?heap_size=normal&image_type=jdk&page=0&page_size=10&project=jdk&release_type=ga&sort_method=DEFAULT&sort_order=DESC&vendor=adoptium&version=%5B8.0%2C8.1%29'))
+			return $this->parse_json('openjdk_version');
+		return false;
+	}
+}
+
+?>