diff --git a/config/pkg/ext/ext-clickhouse.yml b/config/pkg/ext/ext-clickhouse.yml
new file mode 100644
index 00000000..3e8479bd
--- /dev/null
+++ b/config/pkg/ext/ext-clickhouse.yml
@@ -0,0 +1,19 @@
+ext-clickhouse:
+  type: php-extension
+  artifact:
+    source:
+      type: ghtar
+      repo: iliaal/php_clickhouse
+      extract: php-src/ext/clickhouse
+      prefer-stable: true
+    metadata:
+      license-files: [LICENSE]
+      license: PHP-3.01
+  suggests@unix:
+    - openssl
+  lang: cpp
+  php-extension:
+    os:
+      - Linux
+      - Darwin
+    arg-type@unix: custom
diff --git a/src/Package/Extension/clickhouse.php b/src/Package/Extension/clickhouse.php
new file mode 100644
index 00000000..3e11975f
--- /dev/null
+++ b/src/Package/Extension/clickhouse.php
@@ -0,0 +1,40 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Package\Extension;
+
+use Package\Target\php;
+use StaticPHP\Attribute\Package\BeforeStage;
+use StaticPHP\Attribute\Package\CustomPhpConfigureArg;
+use StaticPHP\Attribute\Package\Extension;
+use StaticPHP\Attribute\PatchDescription;
+use StaticPHP\Package\PackageInstaller;
+use StaticPHP\Package\PhpExtensionPackage;
+use StaticPHP\Util\FileSystem;
+
+#[Extension('clickhouse')]
+class clickhouse extends PhpExtensionPackage
+{
+    #[BeforeStage('php', [php::class, 'buildconfForUnix'], 'ext-clickhouse')]
+    #[PatchDescription('Replace THIS_DIR=`dirname $0` with PHP_EXT_SRCDIR() in config.m4 so include paths resolve to the ext source dir during PHP main configure (dirname $0 returns "." when run from php-src root).')]
+    public function patchBeforeBuildconfUnix(): void
+    {
+        FileSystem::replaceFileRegex(
+            "{$this->getSourceDir()}/config.m4",
+            '/^(\s*)THIS_DIR=.*/m',
+            '$1THIS_DIR=PHP_EXT_SRCDIR()',
+        );
+    }
+
+    #[CustomPhpConfigureArg('Darwin')]
+    #[CustomPhpConfigureArg('Linux')]
+    public function getUnixConfigureArg(bool $shared, PackageInstaller $installer): string
+    {
+        $arg = '--enable-clickhouse' . ($shared ? '=shared' : '');
+        if ($installer->getLibraryPackage('openssl')) {
+            $arg .= ' --enable-clickhouse-openssl';
+        }
+        return $arg;
+    }
+}
diff --git a/src/globals/test-extensions.php b/src/globals/test-extensions.php
index 8281f88b..2e6e807e 100644
--- a/src/globals/test-extensions.php
+++ b/src/globals/test-extensions.php
@@ -50,7 +50,7 @@ $prefer_pre_built = false;
 
 // If you want to test your added extensions and libs, add below (comma separated, example `bcmath,openssl`).
 $extensions = match (PHP_OS_FAMILY) {
-    'Linux', 'Darwin' => 'curl,swoole',
+    'Linux', 'Darwin' => 'openssl,zstd,clickhouse',
     'Windows' => 'intl',
 };