diff --git a/config/ext.json b/config/ext.json
index 85be0b7d..64ff42ec 100644
--- a/config/ext.json
+++ b/config/ext.json
@@ -708,6 +708,19 @@
             "zlib"
         ]
     },
+    "rdkafka": {
+        "support": {
+            "BSD": "wip",
+            "Windows": "wip"
+        },
+        "type": "external",
+        "source": "ext-rdkafka",
+        "arg-type": "custom",
+        "cpp-extension": true,
+        "lib-depends": [
+            "librdkafka"
+        ]
+    },
     "swoole": {
         "support": {
             "Windows": "no",
diff --git a/config/lib.json b/config/lib.json
index 61334280..8879763f 100644
--- a/config/lib.json
+++ b/config/lib.json
@@ -558,6 +558,18 @@
     "pkg-config": {
         "source": "pkg-config"
     },
+    "librdkafka": {
+        "source": "librdkafka",
+        "static-libs-unix": [
+            "librdkafka.a",
+            "librdkafka++.a",
+            "librdkafka-static.a"
+        ],
+        "cpp-library": true,
+        "lib-suggests": [
+            "zstd"
+        ]
+    },
     "postgresql": {
         "source": "postgresql",
         "static-libs-unix": [
diff --git a/config/source.json b/config/source.json
index 8f9437cc..cb444e0d 100644
--- a/config/source.json
+++ b/config/source.json
@@ -69,6 +69,23 @@
             "path": "LICENSE"
         }
     },
+    "librdkafka": {
+        "type": "ghtar",
+        "repo": "confluentinc/librdkafka",
+        "license": {
+            "type": "file",
+            "path": "LICENSE"
+        }
+    },
+    "ext-rdkafka": {
+        "type": "ghtar",
+        "repo": "arnaud-lb/php-rdkafka",
+        "path": "php-src/ext/rdkafka",
+        "license": {
+            "type": "file",
+            "path": "LICENSE"
+        }
+    },
     "ext-event": {
         "type": "url",
         "url": "https://bitbucket.org/osmanov/pecl-event/get/3.0.8.tar.gz",
diff --git a/src/SPC/builder/extension/rdkafka.php b/src/SPC/builder/extension/rdkafka.php
new file mode 100644
index 00000000..50610325
--- /dev/null
+++ b/src/SPC/builder/extension/rdkafka.php
@@ -0,0 +1,36 @@
+<?php
+
+declare(strict_types=1);
+
+namespace SPC\builder\extension;
+
+use SPC\builder\Extension;
+use SPC\store\FileSystem;
+use SPC\util\CustomExt;
+
+#[CustomExt('rdkafka')]
+class rdkafka extends Extension
+{
+    public function patchBeforeMake(): bool
+    {
+        // when compiling rdkafka with inline builds, it shows some errors, I don't know why.
+        FileSystem::replaceFileStr(
+            SOURCE_PATH . '/php-src/ext/rdkafka/rdkafka.c',
+            "#ifdef HAS_RD_KAFKA_TRANSACTIONS\n#include \"kafka_error_exception.h\"\n#endif",
+            '#include "kafka_error_exception.h"'
+        );
+        FileSystem::replaceFileStr(
+            SOURCE_PATH . '/php-src/ext/rdkafka/kafka_error_exception.h',
+            ['#ifdef HAS_RD_KAFKA_TRANSACTIONS', '#endif'],
+            ''
+        );
+        return true;
+    }
+
+    public function getConfigureArg(): string
+    {
+        $pkgconf_libs = shell()->execWithResult('pkg-config --libs --static rdkafka')[1];
+        $pkgconf_libs = trim(implode('', $pkgconf_libs));
+        return '--with-rdkafka=' . BUILD_ROOT_PATH . ' LIBS="' . $pkgconf_libs . '"';
+    }
+}
diff --git a/src/SPC/builder/linux/library/librdkafka.php b/src/SPC/builder/linux/library/librdkafka.php
new file mode 100644
index 00000000..2ccd701a
--- /dev/null
+++ b/src/SPC/builder/linux/library/librdkafka.php
@@ -0,0 +1,13 @@
+<?php
+
+declare(strict_types=1);
+
+namespace SPC\builder\linux\library;
+
+class librdkafka extends LinuxLibraryBase
+{
+    // TODO: Linux is buggy, see https://github.com/confluentinc/librdkafka/discussions/4495
+    use \SPC\builder\unix\library\librdkafka;
+
+    public const NAME = 'librdkafka';
+}
diff --git a/src/SPC/builder/macos/library/librdkafka.php b/src/SPC/builder/macos/library/librdkafka.php
new file mode 100644
index 00000000..638dc596
--- /dev/null
+++ b/src/SPC/builder/macos/library/librdkafka.php
@@ -0,0 +1,12 @@
+<?php
+
+declare(strict_types=1);
+
+namespace SPC\builder\macos\library;
+
+class librdkafka extends MacOSLibraryBase
+{
+    use \SPC\builder\unix\library\librdkafka;
+
+    public const NAME = 'librdkafka';
+}
diff --git a/src/SPC/builder/unix/library/librdkafka.php b/src/SPC/builder/unix/library/librdkafka.php
new file mode 100644
index 00000000..5ee4c0c8
--- /dev/null
+++ b/src/SPC/builder/unix/library/librdkafka.php
@@ -0,0 +1,39 @@
+<?php
+
+declare(strict_types=1);
+
+namespace SPC\builder\unix\library;
+
+use SPC\exception\FileSystemException;
+use SPC\exception\RuntimeException;
+
+trait librdkafka
+{
+    /**
+     * @throws FileSystemException
+     * @throws RuntimeException
+     */
+    protected function build(): void
+    {
+        $builddir = BUILD_ROOT_PATH;
+
+        $zstd_option = $this->builder->getLib('zstd') ? ("STATIC_LIB_libzstd={$builddir}/lib/libzstd.a ") : '';
+        shell()->cd($this->source_dir)
+            ->exec(
+                $zstd_option .
+                './configure ' .
+                '--enable-static --disable-shared --disable-curl --disable-sasl --disable-valgrind --disable-zlib --disable-ssl ' .
+                ($zstd_option == '' ? '--disable-zstd ' : '') .
+                '--prefix='
+            )
+            ->exec('make clean')
+            ->exec("make -j{$this->builder->concurrency}")
+            ->exec("make install DESTDIR={$builddir}");
+        $this->patchPkgconfPrefix(['rdkafka.pc', 'rdkafka-static.pc', 'rdkafka++.pc', 'rdkafka++-static.pc']);
+        // remove dynamic libs
+        shell()
+            ->exec("rm -rf {$builddir}/lib/*.so.*")
+            ->exec("rm -rf {$builddir}/lib/*.so")
+            ->exec("rm -rf {$builddir}/lib/*.dylib");
+    }
+}
diff --git a/src/globals/test-extensions.php b/src/globals/test-extensions.php
index 8f0c32cc..dee912db 100644
--- a/src/globals/test-extensions.php
+++ b/src/globals/test-extensions.php
@@ -21,12 +21,13 @@
 
 // test os (macos-13, macos-14, ubuntu-latest, windows-latest are available)
 $test_os = [
-    'macos-14',
-    'ubuntu-latest',
+    // 'macos-14',
+    'macos-13',
+    // 'ubuntu-latest',
 ];
 
 // whether enable thread safe
-$zts = true;
+$zts = false;
 
 $no_strip = false;
 
@@ -38,8 +39,8 @@
 
 // If you want to test your added extensions and libs, add below (comma separated, example `bcmath,openssl`).
 $extensions = match (PHP_OS_FAMILY) {
-    'Linux', 'Darwin' => 'apcu,bcmath,bz2,calendar,ctype,curl,dba,dom,exif,fileinfo,filter,ftp,gd,gmp,gettext,iconv,igbinary,imagick,intl,ldap,mbregex,mbstring,mysqli,mysqlnd,opcache,openssl,parallel,pcntl,pdo,pdo_mysql,pdo_pgsql,pdo_sqlite,pgsql,phar,posix,protobuf,readline,redis,session,shmop,simplexml,soap,sockets,sodium,sqlite3,ssh2,sysvmsg,sysvsem,sysvshm,tidy,tokenizer,xlswriter,xml,xmlreader,xmlwriter,zip,zlib,yaml,zstd',
-    'Windows' => 'amqp,apcu,bcmath,bz2,calendar,ctype,curl,dba,dom,ds,exif,ffi,fileinfo,filter,ftp,gd,iconv,igbinary,libxml,mbregex,mbstring,mysqli,mysqlnd,opcache,openssl,pdo,pdo_mysql,pdo_sqlite,pdo_sqlsrv,phar,rar,redis,session,shmop,simdjson,simplexml,soap,sockets,sqlite3,sqlsrv,ssh2,swow,sysvshm,tokenizer,xml,xmlreader,xmlwriter,yac,yaml,zip,zlib',
+    'Linux', 'Darwin' => 'rdkafka',
+    'Windows' => 'zlib',
 };
 
 // If you want to test lib-suggests feature with extension, add them below (comma separated, example `libwebp,libavif`).
@@ -52,7 +53,7 @@
 // You can use `common`, `bulk`, `minimal` or `none`.
 // note: combination is only available for *nix platform. Windows must use `none` combination
 $base_combination = match (PHP_OS_FAMILY) {
-    'Linux', 'Darwin' => 'none',
+    'Linux', 'Darwin' => 'bulk',
     'Windows' => 'none',
 };