diff --git a/config/env.ini b/config/env.ini
index cfda622e..7448cc37 100644
--- a/config/env.ini
+++ b/config/env.ini
@@ -110,9 +110,7 @@ SPC_CMD_PREFIX_PHP_CONFIGURE="./configure --prefix= --with-valgrind=no --disable
 ; *** default build vars for building php ***
 ; embed type for php, static (libphp.a) or shared (libphp.so)
 SPC_CMD_VAR_PHP_EMBED_TYPE="static"
-; CFLAGS for configuring php
-SPC_CMD_VAR_PHP_CONFIGURE_CFLAGS="${SPC_DEFAULT_C_FLAGS} -fPIE"
-; EXTRA_CFLAGS for `make` php
+; EXTRA_CFLAGS for `configure` and `make` php
 SPC_CMD_VAR_PHP_MAKE_EXTRA_CFLAGS="-g -fstack-protector-strong -fno-ident -fPIE ${SPC_DEFAULT_C_FLAGS}"
 ; EXTRA_LDFLAGS for `make` php, can use -release to set a soname for libphp.so
 SPC_CMD_VAR_PHP_MAKE_EXTRA_LDFLAGS=""
@@ -142,10 +140,8 @@ SPC_CMD_PREFIX_PHP_CONFIGURE="./configure --prefix= --with-valgrind=no --enable-
 ; *** default build vars for building php ***
 ; embed type for php, static (libphp.a) or shared (libphp.dylib)
 SPC_CMD_VAR_PHP_EMBED_TYPE="static"
-; CFLAGS for configuring php
-SPC_CMD_VAR_PHP_CONFIGURE_CFLAGS="${SPC_DEFAULT_C_FLAGS} -Werror=unknown-warning-option"
-; EXTRA_CFLAGS for `make` php
-SPC_CMD_VAR_PHP_MAKE_EXTRA_CFLAGS="-g -fstack-protector-strong -fpic -fpie ${SPC_DEFAULT_C_FLAGS}"
+; EXTRA_CFLAGS for `configure` and `make` php
+SPC_CMD_VAR_PHP_MAKE_EXTRA_CFLAGS="-g -fstack-protector-strong -fpic -fpie -Werror=unknown-warning-option ${SPC_DEFAULT_C_FLAGS}"
 
 [freebsd]
 ; compiler environments
diff --git a/config/lib.json b/config/lib.json
index d74658a6..4f66a1e5 100644
--- a/config/lib.json
+++ b/config/lib.json
@@ -13,7 +13,8 @@
         "lib-depends-macos": [
             "lib-base",
             "micro",
-            "libxml2"
+            "libxml2",
+            "frankenphp"
         ],
         "lib-suggests-linux": [
             "libacl",
@@ -25,6 +26,10 @@
             "watcher"
         ]
     },
+    "frankenphp": {
+        "source": "frankenphp",
+        "type": "target"
+    },
     "micro": {
         "type": "target",
         "source": "micro"
diff --git a/config/source.json b/config/source.json
index ca1edfb0..ff6eb4d2 100644
--- a/config/source.json
+++ b/config/source.json
@@ -301,6 +301,16 @@
             "path": "LICENSE.MIT"
         }
     },
+    "frankenphp": {
+        "type": "ghtar",
+        "repo": "php/frankenphp",
+        "prefer-stable": true,
+        "provide-pre-built": false,
+        "license": {
+            "type": "file",
+            "path": "LICENSE"
+        }
+    },
     "freetype": {
         "type": "ghtagtar",
         "repo": "freetype/freetype",
diff --git a/src/SPC/builder/linux/LinuxBuilder.php b/src/SPC/builder/linux/LinuxBuilder.php
index 68db5688..0d6f77fb 100644
--- a/src/SPC/builder/linux/LinuxBuilder.php
+++ b/src/SPC/builder/linux/LinuxBuilder.php
@@ -91,7 +91,7 @@ class LinuxBuilder extends UnixBuilderBase
         // prepare build php envs
         // $musl_flag = SPCTarget::getLibc() === 'musl' ? ' -D__MUSL__' : ' -U__MUSL__';
         $php_configure_env = SystemUtil::makeEnvVarString([
-            'CFLAGS' => getenv('SPC_CMD_VAR_PHP_CONFIGURE_CFLAGS'),
+            'CFLAGS' => getenv('SPC_CMD_VAR_PHP_MAKE_EXTRA_CFLAGS'),
             'CPPFLAGS' => '-I' . BUILD_INCLUDE_PATH, // . ' -Dsomethinghere', // . $musl_flag,
             'LDFLAGS' => '-L' . BUILD_LIB_PATH,
             // 'LIBS' => SPCTarget::getRuntimeLibs(), // do not pass static libraries here yet, they may contain polyfills for libc functions!
@@ -284,10 +284,10 @@ class LinuxBuilder extends UnixBuilderBase
         // process libphp.so for shared embed
         $libphpSo = BUILD_LIB_PATH . '/libphp.so';
         if (file_exists($libphpSo)) {
-            // deploy libphp.so
-            $this->deployBinary($libphpSo, $libphpSo, false);
             // post actions: rename libphp.so to libphp-<release>.so if -release is set in LDFLAGS
             $this->processLibphpSoFile($libphpSo);
+            // deploy libphp.so
+            $this->deployBinary($libphpSo, $libphpSo, false);
         }
 
         // process shared extensions build-with-php
diff --git a/src/SPC/builder/macos/MacOSBuilder.php b/src/SPC/builder/macos/MacOSBuilder.php
index 849b350f..07ef275d 100644
--- a/src/SPC/builder/macos/MacOSBuilder.php
+++ b/src/SPC/builder/macos/MacOSBuilder.php
@@ -106,7 +106,7 @@ class MacOSBuilder extends UnixBuilderBase
 
         // prepare build php envs
         $envs_build_php = SystemUtil::makeEnvVarString([
-            'CFLAGS' => getenv('SPC_CMD_VAR_PHP_CONFIGURE_CFLAGS'),
+            'CFLAGS' => getenv('SPC_CMD_VAR_PHP_MAKE_EXTRA_CFLAGS'),
             'CPPFLAGS' => '-I' . BUILD_INCLUDE_PATH,
             'LDFLAGS' => '-L' . BUILD_LIB_PATH,
         ]);
diff --git a/src/SPC/builder/unix/UnixBuilderBase.php b/src/SPC/builder/unix/UnixBuilderBase.php
index 429dace5..d98059cb 100644
--- a/src/SPC/builder/unix/UnixBuilderBase.php
+++ b/src/SPC/builder/unix/UnixBuilderBase.php
@@ -5,6 +5,7 @@ declare(strict_types=1);
 namespace SPC\builder\unix;
 
 use SPC\builder\BuilderBase;
+use SPC\builder\linux\SystemUtil;
 use SPC\builder\linux\SystemUtil as LinuxSystemUtil;
 use SPC\exception\SPCException;
 use SPC\exception\SPCInternalException;
@@ -105,9 +106,15 @@ abstract class UnixBuilderBase extends BuilderBase
         if (PHP_OS_FAMILY === 'Darwin') {
             shell()->exec("dsymutil -f {$binary_path} -o {$debug_file}");
         } elseif (PHP_OS_FAMILY === 'Linux') {
-            shell()
-                ->exec("objcopy --only-keep-debug {$binary_path} {$debug_file}")
-                ->exec("objcopy --add-gnu-debuglink={$debug_file} {$binary_path}");
+            if ($eu_strip = SystemUtil::findCommand('eu-strip')) {
+                shell()
+                    ->exec("{$eu_strip} -f {$debug_file} {$binary_path}")
+                    ->exec("objcopy --add-gnu-debuglink={$debug_file} {$binary_path}");
+            } else {
+                shell()
+                    ->exec("objcopy --only-keep-debug {$binary_path} {$debug_file}")
+                    ->exec("objcopy --add-gnu-debuglink={$debug_file} {$binary_path}");
+            }
         } else {
             throw new SPCInternalException('extractDebugInfo is only supported on Linux and macOS');
         }
@@ -121,9 +128,6 @@ abstract class UnixBuilderBase extends BuilderBase
     {
         logger()->debug('Deploying binary from ' . $src . ' to ' . $dst);
 
-        // UPX for linux
-        $upx_option = (bool) $this->getOption('with-upx-pack', false);
-
         // file must exists
         if (!file_exists($src)) {
             throw new SPCInternalException("Deploy failed. Cannot find file: {$src}");
@@ -145,13 +149,14 @@ abstract class UnixBuilderBase extends BuilderBase
         $this->extractDebugInfo($dst);
 
         // strip
-        if (!$this->getOption('no-strip', false)) {
+        if (!$this->getOption('no-strip')) {
             $this->stripBinary($dst);
         }
 
-        // Compress binary with UPX if needed (only for Linux)
+        // UPX for linux
+        $upx_option = $this->getOption('with-upx-pack');
         if ($upx_option && PHP_OS_FAMILY === 'Linux' && $executable) {
-            if ($this->getOption('no-strip', false)) {
+            if ($this->getOption('no-strip')) {
                 logger()->warning('UPX compression is not recommended when --no-strip is enabled.');
             }
             logger()->info("Compressing {$dst} with UPX");
@@ -351,8 +356,10 @@ abstract class UnixBuilderBase extends BuilderBase
      */
     protected function processFrankenphpApp(): void
     {
-        $frankenphpSourceDir = SOURCE_PATH . '/frankenphp';
-        SourceManager::initSource(['frankenphp'], ['frankenphp']);
+        $frankenphpSourceDir = getenv('FRANKENPHP_SOURCE_PATH') ?: SOURCE_PATH . '/frankenphp';
+        if (!is_dir($frankenphpSourceDir)) {
+            SourceManager::initSource(['frankenphp'], ['frankenphp']);
+        }
         $frankenphpAppPath = $this->getOption('with-frankenphp-app');
 
         if ($frankenphpAppPath) {
@@ -376,7 +383,11 @@ abstract class UnixBuilderBase extends BuilderBase
 
     protected function getFrankenPHPVersion(): string
     {
-        $goModPath = SOURCE_PATH . '/frankenphp/caddy/go.mod';
+        if ($version = getenv('FRANKENPHP_VERSION')) {
+            return $version;
+        }
+        $frankenphpSourceDir = getenv('FRANKENPHP_SOURCE_PATH') ?: SOURCE_PATH . '/frankenphp';
+        $goModPath = $frankenphpSourceDir . '/caddy/go.mod';
 
         if (!file_exists($goModPath)) {
             throw new SPCInternalException("FrankenPHP caddy/go.mod file not found at {$goModPath}, why did we not download FrankenPHP?");
@@ -397,7 +408,7 @@ abstract class UnixBuilderBase extends BuilderBase
         $nobrotli = $this->getLib('brotli') === null ? ',nobrotli' : '';
         $nowatcher = $this->getLib('watcher') === null ? ',nowatcher' : '';
         $xcaddyModules = getenv('SPC_CMD_VAR_FRANKENPHP_XCADDY_MODULES');
-        $frankenphpSourceDir = SOURCE_PATH . '/frankenphp';
+        $frankenphpSourceDir = getenv('FRANKENPHP_SOURCE_PATH') ?: SOURCE_PATH . '/frankenphp';
 
         $xcaddyModules = preg_replace('#--with github.com/dunglas/frankenphp\S*#', '', $xcaddyModules);
         $xcaddyModules = "--with github.com/dunglas/frankenphp={$frankenphpSourceDir} " .
@@ -417,7 +428,6 @@ abstract class UnixBuilderBase extends BuilderBase
                 $dynamic_exports = ' ' . $dynamicSymbolsArgument;
             }
         }
-        $debugFlags = $this->getOption('no-strip') ? '' : '-w -s ';
         $extLdFlags = "-extldflags '-pie{$dynamic_exports} {$this->arch_ld_flags}'";
         $muslTags = '';
         $staticFlags = '';
@@ -442,7 +452,7 @@ abstract class UnixBuilderBase extends BuilderBase
             'CGO_CFLAGS' => clean_spaces($cflags),
             'CGO_LDFLAGS' => "{$this->arch_ld_flags} {$staticFlags} {$config['ldflags']} {$libs}",
             'XCADDY_GO_BUILD_FLAGS' => '-buildmode=pie ' .
-                '-ldflags \"-linkmode=external ' . $extLdFlags . ' ' . $debugFlags .
+                '-ldflags \"-linkmode=external ' . $extLdFlags . ' ' .
                 '-X \'github.com/caddyserver/caddy/v2.CustomVersion=FrankenPHP ' .
                 "v{$frankenPhpVersion} PHP {$libphpVersion} Caddy'\\\" " .
                 "-tags={$muslTags}nobadger,nomysql,nopgx{$nobrotli}{$nowatcher}",