diff --git a/utils/Commands/UploadextensionCommand.php b/utils/Commands/UploadextensionCommand.php
new file mode 100644
index 000000000..65a75817f
--- /dev/null
+++ b/utils/Commands/UploadextensionCommand.php
@@ -0,0 +1,77 @@
+<?php
+namespace Seeddms\Console\Commands;
+
+use Symfony\Component\Console\Command\Command;
+use Symfony\Component\Console\Input\InputInterface;
+use Symfony\Component\Console\Output\OutputInterface;
+use Symfony\Component\Console\Input\InputArgument;
+use Symfony\Component\Console\Input\InputOption;
+use Symfony\Component\Console\Formatter\OutputFormatterStyle;
+
+
+use Seeddms\Seeddms\Settings;
+use Seeddms\Seeddms\Translator;
+use SeedDMS_Core_File;
+use SeedDMS_View_Common;
+use SeedDMS_Extension_Mgr;
+use Log_file;
+
+class UploadextensionCommand extends Command
+{
+    protected $settings;
+
+    protected $logger;
+
+    protected $translator;
+
+    protected $extmgr;
+
+    public function __construct(Settings $settings, Log_file $logger, Translator $translator, SeedDMS_Extension_Mgr $extmgr)
+    {
+        $this->settings = $settings;
+        $this->logger = $logger;
+        $this->translator = $translator;
+        $this->extmgr = $extmgr;
+        parent::__construct();
+    }
+
+    protected function configure()
+    {
+        $this->setName('ext:upload')
+            ->setDescription('Upload extension')
+            ->setHelp('Uploads an extensions, which replaces an exiting extension or inserts a new extension.')
+            ->addOption('file', '', InputOption::VALUE_REQUIRED, 'Filename of zipped extension.', null)
+        ;
+    }
+ 
+    protected function execute(InputInterface $input, OutputInterface $output) : int
+    {
+        $settings = $this->settings;
+        $logger = $this->logger;
+        $translator = $this->translator;
+        $extmgr = $this->extmgr;
+
+        $output->writeln("<comment>Using configuration from '".$settings->_configFilePath."'.</comment>", OutputInterface::VERBOSITY_VERBOSE);
+
+        if (!is_writable($settings->_configFilePath)) {
+            $output->writeln(sprintf("<error>The configuration file '%s' is not writable by the system user running this script.</error>", $settings->_configFilePath));
+            return Command::FAILURE;
+        }
+
+        if (!is_writable($settings->_cacheDir)) {
+            $output->writeln(sprintf("<error>The cache dir '%s' is not writable for the system user running this script.</error>", $settings->_cacheDir));
+            return Command::FAILURE;
+        }
+
+        if (!$extmgr->updateExtension($filename)) {
+            foreach ($extmgr->getErrorMsgs() as $msg) {
+                $output->writeln(sprintf("<error>%s</error>", $msg));
+            }
+            return Command::FAILURE;
+        }
+
+        return Command::SUCCESS;
+    }
+}
+
+// vim: ts=4 sw=4 expandtab
diff --git a/utils/console b/utils/console
index ccd021a4a..4e1581f1d 100755
--- a/utils/console
+++ b/utils/console
@@ -16,6 +16,7 @@ use Seeddms\Console\Commands\ClearcacheCommand;
 use Seeddms\Console\Commands\ListcacheCommand;
 use Seeddms\Console\Commands\ListextensionCommand;
 use Seeddms\Console\Commands\ConfigureextensionCommand;
+use Seeddms\Console\Commands\UploadextensionCommand;
 use Seeddms\Console\Commands\PackageextensionCommand;
 use Seeddms\Console\Commands\ReloadextensionCommand;
 use Seeddms\Seeddms\Settings;
@@ -42,6 +43,7 @@ $application->add(new ClearcacheCommand($settings, $logger, $translator));
 $application->add(new ListcacheCommand($settings, $logger, $translator));
 $application->add(new ListextensionCommand($settings, $logger, $translator, $extmgr));
 $application->add(new ConfigureextensionCommand($settings, $logger, $translator, $extmgr));
+$application->add(new UploadextensionCommand($settings, $logger, $translator, $extmgr));
 $application->add(new PackageextensionCommand($settings, $logger, $translator, $extmgr));
 $application->add(new ReloadextensionCommand($settings, $logger, $translator, $extmgr));