diff --git a/src/Package/Target/php/unix.php b/src/Package/Target/php/unix.php
index d8236ebf..40961b5e 100644
--- a/src/Package/Target/php/unix.php
+++ b/src/Package/Target/php/unix.php
@@ -443,7 +443,27 @@ trait unix
         $package->runStage([$this, 'makeForUnix']);
 
         $package->runStage([$this, 'unixBuildSharedExt']);
-        $package->runStage([$this, 'smokeTestForUnix']);
+    }
+
+    #[Stage('postInstall')]
+    public function postInstall(TargetPackage $package, PackageInstaller $installer): void
+    {
+        if ($package->getName() === 'frankenphp') {
+            $package->runStage([$this, 'smokeTestFrankenphpForUnix']);
+            return;
+        }
+        if ($package->getName() !== 'php') {
+            return;
+        }
+        if (SystemTarget::isUnix()) {
+            if ($installer->interactive) {
+                InteractiveTerm::indicateProgress('Running PHP smoke tests');
+            }
+            $package->runStage([$this, 'smokeTestForUnix']);
+            if ($installer->interactive) {
+                InteractiveTerm::finish('PHP smoke tests passed');
+            }
+        }
     }
 
     /**
diff --git a/src/StaticPHP/Artifact/ArtifactDownloader.php b/src/StaticPHP/Artifact/ArtifactDownloader.php
index a9a25915..6cc57439 100644
--- a/src/StaticPHP/Artifact/ArtifactDownloader.php
+++ b/src/StaticPHP/Artifact/ArtifactDownloader.php
@@ -106,7 +106,7 @@ class ArtifactDownloader
      *     no-shallow-clone?: bool
      * } $options Downloader options
      */
-    public function __construct(protected array $options = [])
+    public function __construct(protected array $options = [], public readonly bool $interactive = true)
     {
         // Allow setting concurrency via options
         $this->parallel = max(1, (int) ($options['parallel'] ?? 1));
@@ -273,12 +273,10 @@ class ArtifactDownloader
 
     /**
      * Download all artifacts, with optional parallel processing.
-     *
-     * @param bool $interactive Enable interactive mode with Ctrl+C handling
      */
-    public function download(bool $interactive = true): void
+    public function download(): void
     {
-        if ($interactive) {
+        if ($this->interactive) {
             Shell::passthruCallback(function () {
                 InteractiveTerm::advance();
             });
@@ -311,7 +309,7 @@ class ArtifactDownloader
         $count = count($this->artifacts);
         $artifacts_str = implode(',', array_map(fn ($x) => '' . ConsoleColor::yellow($x->getName()), $this->artifacts));
         // mute the first line if not interactive
-        if ($interactive) {
+        if ($this->interactive) {
             InteractiveTerm::notice("Downloading {$count} artifacts: {$artifacts_str} ...");
         }
         try {
@@ -329,19 +327,19 @@ class ArtifactDownloader
                 $skipped = [];
                 foreach ($this->artifacts as $artifact) {
                     ++$current;
-                    if ($this->downloadWithType($artifact, $current, $count, interactive: $interactive) === SPC_DOWNLOAD_STATUS_SKIPPED) {
+                    if ($this->downloadWithType($artifact, $current, $count) === SPC_DOWNLOAD_STATUS_SKIPPED) {
                         $skipped[] = $artifact->getName();
                         continue;
                     }
                     $this->_before_files = FileSystem::scanDirFiles(DOWNLOAD_PATH, false, true, true) ?: [];
                 }
-                if ($interactive) {
+                if ($this->interactive) {
                     $skip_msg = !empty($skipped) ? ' (Skipped ' . count($skipped) . ' artifacts for being already downloaded)' : '';
                     InteractiveTerm::success("Downloaded all {$count} artifacts.{$skip_msg}\n", true);
                 }
             }
         } finally {
-            if ($interactive) {
+            if ($this->interactive) {
                 Shell::passthruCallback(null);
                 keyboard_interrupt_unregister();
             }
@@ -537,7 +535,7 @@ class ArtifactDownloader
         return $dl->checkUpdate($artifact_name, $platform_config, null, $this);
     }
 
-    private function downloadWithType(Artifact $artifact, int $current, int $total, bool $parallel = false, bool $interactive = true): int
+    private function downloadWithType(Artifact $artifact, int $current, int $total, bool $parallel = false): int
     {
         $queue = $this->generateQueue($artifact);
         // already downloaded
@@ -558,7 +556,7 @@ class ArtifactDownloader
                 };
                 $try_h = $try ? 'Try downloading' : 'Downloading';
                 logger()->info("{$try_h} artifact '{$artifact->getName()}' {$item['display']} ...");
-                if ($parallel === false && $interactive) {
+                if ($parallel === false && $this->interactive) {
                     InteractiveTerm::indicateProgress("[{$current}/{$total}] Downloading artifact " . ConsoleColor::green($artifact->getName()) . " {$item['display']} from {$type_display_name} ...");
                 }
                 // is valid download type
@@ -597,13 +595,13 @@ class ArtifactDownloader
                 }
                 // process lock
                 ApplicationContext::get(ArtifactCache::class)->lock($artifact, $item['lock'], $lock, SystemTarget::getCurrentPlatformString());
-                if ($parallel === false && $interactive) {
+                if ($parallel === false && $this->interactive) {
                     $ver = $lock->hasVersion() ? (' (' . ConsoleColor::yellow($lock->version) . ')') : '';
                     InteractiveTerm::finish('Downloaded ' . ($verified ? 'and verified ' : '') . 'artifact ' . ConsoleColor::green($artifact->getName()) . $ver . " {$item['display']} .");
                 }
                 return SPC_DOWNLOAD_STATUS_SUCCESS;
             } catch (DownloaderException|ExecutionException $e) {
-                if ($parallel === false && $interactive) {
+                if ($parallel === false && $this->interactive) {
                     InteractiveTerm::finish("Download artifact {$artifact->getName()} {$item['display']} failed !", false);
                     InteractiveTerm::error("Failed message: {$e->getMessage()}", true);
                 }
diff --git a/src/StaticPHP/Command/InstallPackageCommand.php b/src/StaticPHP/Command/InstallPackageCommand.php
index 23032261..b5fb8d2c 100644
--- a/src/StaticPHP/Command/InstallPackageCommand.php
+++ b/src/StaticPHP/Command/InstallPackageCommand.php
@@ -34,9 +34,9 @@ class InstallPackageCommand extends BaseCommand
     public function handle(): int
     {
         ApplicationContext::set('elephant', true);
-        $installer = new PackageInstaller([...$this->input->getOptions(), 'dl-prefer-binary' => true]);
+        $installer = new PackageInstaller([...$this->input->getOptions(), 'dl-prefer-binary' => true], false);
         $installer->addInstallPackage($this->input->getArgument('package'));
-        $installer->run(true, true);
+        $installer->run(true);
         return static::SUCCESS;
     }
 }
diff --git a/src/StaticPHP/Config/ConfigValidator.php b/src/StaticPHP/Config/ConfigValidator.php
index f011482c..4a4f75db 100644
--- a/src/StaticPHP/Config/ConfigValidator.php
+++ b/src/StaticPHP/Config/ConfigValidator.php
@@ -16,6 +16,7 @@ class ConfigValidator
     public const array PACKAGE_FIELD_TYPES = [
         // package fields
         'type' => ConfigType::STRING,
+        'description' => ConfigType::STRING,
         'depends' => ConfigType::LIST_ARRAY, // @
         'suggests' => ConfigType::LIST_ARRAY, // @
         'artifact' => [self::class, 'validateArtifactField'], // STRING or OBJECT
@@ -43,6 +44,7 @@ class ConfigValidator
 
     public const array PACKAGE_FIELDS = [
         'type' => true,
+        'description' => false,
         'depends' => false, // @
         'suggests' => false, // @
         'artifact' => false,
diff --git a/src/StaticPHP/Doctor/Doctor.php b/src/StaticPHP/Doctor/Doctor.php
index fc69cc2a..1239a30c 100644
--- a/src/StaticPHP/Doctor/Doctor.php
+++ b/src/StaticPHP/Doctor/Doctor.php
@@ -18,7 +18,7 @@ use function Laravel\Prompts\confirm;
 
 readonly class Doctor
 {
-    public function __construct(private ?OutputInterface $output = null, private int $auto_fix = FIX_POLICY_PROMPT)
+    public function __construct(private ?OutputInterface $output = null, private int $auto_fix = FIX_POLICY_PROMPT, public readonly bool $interactive = true)
     {
         // debug shows all loaded doctor items
         $items = DoctorLoader::getDoctorItems();
@@ -53,13 +53,13 @@ readonly class Doctor
      * Check all valid check items.
      * @return bool true if all checks passed, false otherwise
      */
-    public function checkAll(bool $interactive = true): bool
+    public function checkAll(): bool
     {
-        if ($interactive) {
+        if ($this->interactive) {
             InteractiveTerm::notice('Starting doctor checks ...');
         }
         foreach ($this->getValidCheckList() as $check) {
-            if (!$this->checkItem($check, $interactive)) {
+            if (!$this->checkItem($check)) {
                 return false;
             }
         }
@@ -72,7 +72,7 @@ readonly class Doctor
      * @param  CheckItem|string $check The check item to be checked
      * @return bool             True if the check passed or was fixed, false otherwise
      */
-    public function checkItem(CheckItem|string $check, bool $interactive = true): bool
+    public function checkItem(CheckItem|string $check): bool
     {
         if (is_string($check)) {
             $found = null;
@@ -88,7 +88,7 @@ readonly class Doctor
             }
             $check = $found;
         }
-        $prepend = $interactive ? '  - ' : '';
+        $prepend = $this->interactive ? '  - ' : '';
         $this->output?->write("{$prepend}Checking <comment>{$check->item_name}</comment> ... ");
 
         // call check
diff --git a/src/StaticPHP/Doctor/Item/LinuxMuslCheck.php b/src/StaticPHP/Doctor/Item/LinuxMuslCheck.php
index b01b7b7b..df3b5241 100644
--- a/src/StaticPHP/Doctor/Item/LinuxMuslCheck.php
+++ b/src/StaticPHP/Doctor/Item/LinuxMuslCheck.php
@@ -59,8 +59,8 @@ class LinuxMuslCheck
     #[FixItem('fix-musl-wrapper')]
     public function fixMusl(): bool
     {
-        $downloader = new ArtifactDownloader();
-        $downloader->add('musl-wrapper')->download(false);
+        $downloader = new ArtifactDownloader(interactive: false);
+        $downloader->add('musl-wrapper')->download();
         $extractor = new ArtifactExtractor(ApplicationContext::get(ArtifactCache::class));
         $extractor->extract('musl-wrapper');
 
@@ -96,9 +96,9 @@ class LinuxMuslCheck
         Shell::passthruCallback(function () {
             InteractiveTerm::advance();
         });
-        $downloader = new ArtifactDownloader();
+        $downloader = new ArtifactDownloader(interactive: false);
         $extractor = new ArtifactExtractor(ApplicationContext::get(ArtifactCache::class));
-        $downloader->add('musl-toolchain')->download(false);
+        $downloader->add('musl-toolchain')->download();
         $extractor->extract('musl-toolchain');
         $pkg_root = PKG_ROOT_PATH . '/musl-toolchain';
         f_passthru("{$prefix}cp -rf {$pkg_root}/* /usr/local/musl");
diff --git a/src/StaticPHP/Doctor/Item/PkgConfigCheck.php b/src/StaticPHP/Doctor/Item/PkgConfigCheck.php
index 4a0ba498..88865163 100644
--- a/src/StaticPHP/Doctor/Item/PkgConfigCheck.php
+++ b/src/StaticPHP/Doctor/Item/PkgConfigCheck.php
@@ -45,9 +45,9 @@ class PkgConfigCheck
     public function fix(): bool
     {
         ApplicationContext::set('elephant', true);
-        $installer = new PackageInstaller(['dl-binary-only' => true]);
+        $installer = new PackageInstaller(['dl-binary-only' => true], interactive: false);
         $installer->addInstallPackage('pkg-config');
-        $installer->run(false, true);
+        $installer->run(true);
         return true;
     }
 }
diff --git a/src/StaticPHP/Doctor/Item/Re2cVersionCheck.php b/src/StaticPHP/Doctor/Item/Re2cVersionCheck.php
index fce3350b..3316be3f 100644
--- a/src/StaticPHP/Doctor/Item/Re2cVersionCheck.php
+++ b/src/StaticPHP/Doctor/Item/Re2cVersionCheck.php
@@ -30,9 +30,9 @@ class Re2cVersionCheck
     #[FixItem('build-re2c')]
     public function buildRe2c(): bool
     {
-        $installer = new PackageInstaller();
+        $installer = new PackageInstaller(interactive: false);
         $installer->addInstallPackage('re2c');
-        $installer->run(false);
+        $installer->run(true);
         return true;
     }
 }
diff --git a/src/StaticPHP/Doctor/Item/WindowsToolCheck.php b/src/StaticPHP/Doctor/Item/WindowsToolCheck.php
index e6a042d3..08e140f4 100644
--- a/src/StaticPHP/Doctor/Item/WindowsToolCheck.php
+++ b/src/StaticPHP/Doctor/Item/WindowsToolCheck.php
@@ -107,7 +107,7 @@ class WindowsToolCheck
     {
         $installer = new PackageInstaller();
         $installer->addInstallPackage('strawberry-perl');
-        $installer->run(false);
+        $installer->run(true);
         GlobalEnvManager::addPathIfNotExists(PKG_ROOT_PATH . '\strawberry-perl');
         return true;
     }
@@ -116,27 +116,27 @@ class WindowsToolCheck
     public function installSDK(): bool
     {
         FileSystem::removeDir(getenv('PHP_SDK_PATH'));
-        $installer = new PackageInstaller();
+        $installer = new PackageInstaller(interactive: false);
         $installer->addInstallPackage('php-sdk-binary-tools');
-        $installer->run(false);
+        $installer->run(true);
         return true;
     }
 
     #[FixItem('install-nasm')]
     public function installNasm(): bool
     {
-        $installer = new PackageInstaller();
+        $installer = new PackageInstaller(interactive: false);
         $installer->addInstallPackage('nasm');
-        $installer->run(false);
+        $installer->run(true);
         return true;
     }
 
     #[FixItem('install-vswhere')]
     public function installVSWhere(): bool
     {
-        $installer = new PackageInstaller();
+        $installer = new PackageInstaller(interactive: false);
         $installer->addInstallPackage('vswhere');
-        $installer->run(false);
+        $installer->run(true);
         return true;
     }
 }
diff --git a/src/StaticPHP/Doctor/Item/ZigCheck.php b/src/StaticPHP/Doctor/Item/ZigCheck.php
index c3a6aa9f..baa6d4cb 100644
--- a/src/StaticPHP/Doctor/Item/ZigCheck.php
+++ b/src/StaticPHP/Doctor/Item/ZigCheck.php
@@ -34,9 +34,9 @@ class ZigCheck
     #[FixItem('install-zig')]
     public function installZig(): bool
     {
-        $installer = new PackageInstaller();
+        $installer = new PackageInstaller(interactive: false);
         $installer->addInstallPackage('zig');
-        $installer->run(false);
+        $installer->run(true);
         return $installer->isPackageInstalled('zig');
     }
 }
diff --git a/src/StaticPHP/Package/PackageInstaller.php b/src/StaticPHP/Package/PackageInstaller.php
index 628900fa..d8d745f6 100644
--- a/src/StaticPHP/Package/PackageInstaller.php
+++ b/src/StaticPHP/Package/PackageInstaller.php
@@ -46,7 +46,7 @@ class PackageInstaller
     /** @var null|BuildRootTracker buildroot file tracker for debugging purpose */
     protected ?BuildRootTracker $tracker = null;
 
-    public function __construct(protected array $options = [])
+    public function __construct(protected array $options = [], public readonly bool $interactive = true)
     {
         ApplicationContext::set(PackageInstaller::class, $this);
         $builder = new PackageBuilder($options);
@@ -143,7 +143,7 @@ class PackageInstaller
     /**
      * Run the package installation process.
      */
-    public function run(bool $interactive = true, bool $disable_delay_msg = false): void
+    public function run(bool $disable_delay_msg = false): void
     {
         // apply build toolchain envs
         GlobalEnvManager::afterInit();
@@ -153,7 +153,7 @@ class PackageInstaller
             $this->resolvePackages();
         }
 
-        if ($interactive && !$disable_delay_msg) {
+        if ($this->interactive && !$disable_delay_msg) {
             // show install or build options in terminal with beautiful output
             $this->printInstallerInfo();
 
@@ -167,14 +167,17 @@ class PackageInstaller
         // check download
         if ($this->download) {
             $downloaderOptions = DownloaderOptions::extractFromConsoleOptions($this->options, 'dl');
-            $downloader = new ArtifactDownloader([...$downloaderOptions, 'source-only' => implode(',', array_map(fn ($x) => $x->getName(), $this->build_packages))]);
-            $downloader->addArtifacts($this->getArtifacts())->download($interactive);
+            $downloader = new ArtifactDownloader(
+                [...$downloaderOptions, 'source-only' => implode(',', array_map(fn ($x) => $x->getName(), $this->build_packages))],
+                $this->interactive
+            );
+            $downloader->addArtifacts($this->getArtifacts())->download();
         } else {
             logger()->notice('Skipping download (--no-download option enabled)');
         }
 
         // extract sources
-        $this->extractSourceArtifacts(interactive: $interactive);
+        $this->extractSourceArtifacts();
 
         // validate packages
         foreach ($this->packages as $package) {
@@ -183,7 +186,7 @@ class PackageInstaller
         }
 
         // build/install packages
-        if ($interactive) {
+        if ($this->interactive) {
             InteractiveTerm::notice('Building/Installing packages ...');
             keyboard_interrupt_register(function () {
                 InteractiveTerm::finish('Build/Install process interrupted by user!', false);
@@ -198,7 +201,7 @@ class PackageInstaller
             $has_source = $package->hasSource();
             if (!$is_to_build && $should_use_binary) {
                 // install binary
-                if ($interactive) {
+                if ($this->interactive) {
                     InteractiveTerm::indicateProgress('Installing package: ' . ConsoleColor::yellow($package->getName()));
                 }
                 try {
@@ -210,17 +213,17 @@ class PackageInstaller
                 } catch (\Throwable $e) {
                     // Stop tracking on error
                     $this->tracker?->stopTracking();
-                    if ($interactive) {
+                    if ($this->interactive) {
                         InteractiveTerm::finish('Installing binary package failed: ' . ConsoleColor::red($package->getName()), false);
                         echo PHP_EOL;
                     }
                     throw $e;
                 }
-                if ($interactive) {
+                if ($this->interactive) {
                     InteractiveTerm::finish('Installed binary package: ' . ConsoleColor::green($package->getName()) . ($status === SPC_STATUS_ALREADY_INSTALLED ? ' (already installed, skipped)' : ''));
                 }
             } elseif ($is_to_build && $has_build_stage || $has_source && $has_build_stage) {
-                if ($interactive) {
+                if ($this->interactive) {
                     InteractiveTerm::indicateProgress('Building package: ' . ConsoleColor::yellow($package->getName()));
                 }
                 try {
@@ -243,22 +246,20 @@ class PackageInstaller
                 } catch (\Throwable $e) {
                     // Stop tracking on error
                     $this->tracker?->stopTracking();
-                    if ($interactive) {
+                    if ($this->interactive) {
                         InteractiveTerm::finish('Building package failed: ' . ConsoleColor::red($package->getName()), false);
                         echo PHP_EOL;
                     }
                     throw $e;
                 }
-                if ($interactive) {
+                if ($this->interactive) {
                     InteractiveTerm::finish('Built package: ' . ConsoleColor::green($package->getName()) . ($status === SPC_STATUS_ALREADY_BUILT ? ' (already built, skipped)' : ''));
                 }
             }
         }
 
-        $this->dumpLicenseFiles($this->packages);
-        if ($interactive) {
-            InteractiveTerm::success('Exported package licenses', true);
-        }
+        // perform after-install actions and emit post-install events
+        $this->emitPostInstallEvents();
     }
 
     public function isBuildPackage(Package|string $package): bool
@@ -311,6 +312,17 @@ class PackageInstaller
         return false;
     }
 
+    public function emitPostInstallEvents(): void
+    {
+        foreach ($this->packages as $package) {
+            if ($package->hasStage('postInstall')) {
+                $package->runStage('postInstall');
+            }
+        }
+
+        $this->dumpLicenseFiles($this->packages);
+    }
+
     /**
      * Returns the download status of all artifacts for the resolved packages.
      *
@@ -368,7 +380,7 @@ class PackageInstaller
     /**
      * Extract all artifacts for resolved packages.
      */
-    public function extractSourceArtifacts(bool $interactive = true): void
+    public function extractSourceArtifacts(): void
     {
         FileSystem::createDir(SOURCE_PATH);
         $packages = array_values($this->packages);
@@ -403,7 +415,7 @@ class PackageInstaller
         }
 
         // Extract each artifact
-        if ($interactive) {
+        if ($this->interactive) {
             InteractiveTerm::notice('Extracting source for ' . count($artifacts) . ' artifacts: ' . implode(',', array_map(fn ($x) => ConsoleColor::yellow($x->getName()), $artifacts)) . ' ...');
             InteractiveTerm::indicateProgress('Extracting artifacts');
         }
@@ -411,7 +423,7 @@ class PackageInstaller
         try {
             V2CompatLayer::beforeExtsExtractHook();
             foreach ($artifacts as $artifact) {
-                if ($interactive) {
+                if ($this->interactive) {
                     InteractiveTerm::setMessage('Extracting source: ' . ConsoleColor::green($artifact->getName()));
                 }
                 if (($pkg = array_search($artifact->getName(), $pkg_artifact_map, true)) !== false) {
@@ -423,12 +435,12 @@ class PackageInstaller
                 }
             }
             V2CompatLayer::afterExtsExtractHook();
-            if ($interactive) {
+            if ($this->interactive) {
                 InteractiveTerm::finish('Extracted all sources successfully.');
                 echo PHP_EOL;
             }
         } catch (\Throwable $e) {
-            if ($interactive) {
+            if ($this->interactive) {
                 InteractiveTerm::finish('Artifact extraction failed!', false);
                 echo PHP_EOL;
             }
@@ -525,6 +537,9 @@ class PackageInstaller
             }
         }
         $dumper->dump(BUILD_ROOT_PATH . '/license');
+        if ($this->interactive) {
+            InteractiveTerm::success('Exported package licenses', true);
+        }
     }
 
     /**