diff --git a/Mage/Command/AbstractCommand.php b/Mage/Command/AbstractCommand.php
index de92a8b..b513517 100644
--- a/Mage/Command/AbstractCommand.php
+++ b/Mage/Command/AbstractCommand.php
@@ -28,6 +28,7 @@ abstract class AbstractCommand
 
     /**
      * Runs the Command
+     * @return integer exit code
      * @throws \Exception
      */
     public abstract function run();
diff --git a/Mage/Command/BuiltIn/CompileCommand.php b/Mage/Command/BuiltIn/CompileCommand.php
index 4f17543..f67e875 100644
--- a/Mage/Command/BuiltIn/CompileCommand.php
+++ b/Mage/Command/BuiltIn/CompileCommand.php
@@ -28,12 +28,14 @@ class CompileCommand extends AbstractCommand
     {
         if (ini_get('phar.readonly')) {
             Console::output('The <purple>php.ini</purple> variable <light_red>phar.readonly</light_red> must be <yellow>Off</yellow>.', 1, 2);
-            return;
+            return 300;
         }
 
         $compiler = new Compiler;
         $compiler->compile();
 
         Console::output('<light_purple>mage.phar</light_purple> compiled <light_green>successfully</light_green>', 0, 2);
+
+        return 0;
     }
 }
diff --git a/Mage/Command/BuiltIn/DeployCommand.php b/Mage/Command/BuiltIn/DeployCommand.php
index e0f45d8..829a329 100644
--- a/Mage/Command/BuiltIn/DeployCommand.php
+++ b/Mage/Command/BuiltIn/DeployCommand.php
@@ -108,18 +108,20 @@ class DeployCommand extends AbstractCommand implements RequiresEnvironment
      */
     public function run()
     {
+        $exitCode = 1000;
+
         // Check if Environment is not Locked
         $lockFile = getcwd() . '/.mage/' . $this->getConfig()->getEnvironment() . '.lock';
         if (file_exists($lockFile)) {
             Console::output('<red>This environment is locked!</red>', 1, 2);
             echo file_get_contents($lockFile);
-            return;
+            return 1010;
         }
 
         // Check for running instance and Lock
         if (file_exists(getcwd() . '/.mage/~working.lock')) {
             Console::output('<red>There is already an instance of Magallanes running!</red>', 1, 2);
-            return;
+            return 1020;
         } else {
             touch(getcwd() . '/.mage/~working.lock');
         }
@@ -193,6 +195,12 @@ class DeployCommand extends AbstractCommand implements RequiresEnvironment
         if (file_exists(getcwd() . '/.mage/~working.lock')) {
             unlink(getcwd() . '/.mage/~working.lock');
         }
+
+        if (self::$failedTasks === 0) {
+            $exitCode = 0;
+        }
+
+        return $exitCode;
     }
 
     /**
diff --git a/Mage/Command/BuiltIn/InitCommand.php b/Mage/Command/BuiltIn/InitCommand.php
index 6f478c0..f996335 100644
--- a/Mage/Command/BuiltIn/InitCommand.php
+++ b/Mage/Command/BuiltIn/InitCommand.php
@@ -27,6 +27,7 @@ class InitCommand extends AbstractCommand
      */
     public function run()
     {
+        $exitCode = 50;
         $configDir = getcwd() . '/.mage';
 
         Console::output('Initiating managing process for application with <dark_gray>Magallanes</dark_gray>');
@@ -49,9 +50,13 @@ class InitCommand extends AbstractCommand
             if (!in_array(false, $results)) {
                 Console::output('<light_green>Success!!</light_green> The configuration for <dark_gray>Magallanes</dark_gray> has been generated at <blue>.mage</blue> directory.');
                 Console::output('<dark_gray>Please!! Review and adjust the configuration.</dark_gray>', 2, 2);
+                $exitCode = 0;
+
             } else {
                 Console::output('<light_red>Error!!</light_red> Unable to generate the configuration.', 1, 2);
             }
+
+            return $exitCode;
         }
     }
 
diff --git a/Mage/Command/BuiltIn/InstallCommand.php b/Mage/Command/BuiltIn/InstallCommand.php
index aabc2a9..47a8411 100644
--- a/Mage/Command/BuiltIn/InstallCommand.php
+++ b/Mage/Command/BuiltIn/InstallCommand.php
@@ -26,6 +26,7 @@ class InstallCommand extends AbstractCommand
      */
     public function run()
     {
+        $exitCode = 88;
         Console::output('Installing <dark_gray>Magallanes</dark_gray>... ', 1, 0);
 
         // Vars
@@ -74,7 +75,10 @@ class InstallCommand extends AbstractCommand
             }
 
             Console::output('<light_green>Success!</light_green>', 0, 2);
+            $exitCode = 0;
         }
+
+        return $exitCode;
     }
 
     /**
diff --git a/Mage/Command/BuiltIn/ListCommand.php b/Mage/Command/BuiltIn/ListCommand.php
index 0e67a0f..48e89bf 100644
--- a/Mage/Command/BuiltIn/ListCommand.php
+++ b/Mage/Command/BuiltIn/ListCommand.php
@@ -31,12 +31,13 @@ class ListCommand extends AbstractCommand
      */
     public function run()
     {
+        $exitCode = 600;
         $subCommand = $this->getConfig()->getArgument(1);
 
         try {
             switch ($subCommand) {
                 case 'environments':
-                    $this->listEnvironments();
+                    $exitCode = $this->listEnvironments();
                     break;
 
                 default;
@@ -46,6 +47,8 @@ class ListCommand extends AbstractCommand
         } catch (Exception $e) {
             Console::output('<red>' . $e->getMessage() . '</red>', 1, 2);
         }
+
+        return $exitCode;
     }
 
     /**
@@ -53,6 +56,7 @@ class ListCommand extends AbstractCommand
      */
     protected function listEnvironments()
     {
+        $exitCode = 600;
         $environments = array();
         $content = scandir(getcwd() . '/.mage/config/environment/');
         foreach ($content as $file) {
@@ -68,9 +72,12 @@ class ListCommand extends AbstractCommand
                 Console::output('* <light_red>' . $environment . '</light_red>', 2, 1);
             }
             Console::output('', 1, 1);
+            $exitCode = 0;
 
         } else {
             Console::output('<dark_gray>You don\'t have any environment configured.</dark_gray>', 1, 2);
         }
+
+        return $exitCode;
     }
 }
diff --git a/Mage/Command/BuiltIn/LockCommand.php b/Mage/Command/BuiltIn/LockCommand.php
index b34e5e9..6c2a59e 100644
--- a/Mage/Command/BuiltIn/LockCommand.php
+++ b/Mage/Command/BuiltIn/LockCommand.php
@@ -43,6 +43,8 @@ class LockCommand extends AbstractCommand implements RequiresEnvironment
         file_put_contents($lockFile, 'Locked environment at date: ' . date('Y-m-d H:i:s') . $lockmsg);
 
         Console::output('Locked deployment to <light_purple>' . $this->getConfig()->getEnvironment() . '</light_purple> environment', 1, 2);
+
+        return 0;
     }
 
 }
diff --git a/Mage/Command/BuiltIn/ReleasesCommand.php b/Mage/Command/BuiltIn/ReleasesCommand.php
index cd4f761..2837903 100644
--- a/Mage/Command/BuiltIn/ReleasesCommand.php
+++ b/Mage/Command/BuiltIn/ReleasesCommand.php
@@ -28,7 +28,7 @@ class ReleasesCommand extends AbstractCommand implements RequiresEnvironment
      */
     public function run()
     {
-        $result = false;
+        $exitCode = 400;
         $subCommand = $this->getConfig()->getArgument(1);
 
         // Run Tasks for Deployment
@@ -40,9 +40,10 @@ class ReleasesCommand extends AbstractCommand implements RequiresEnvironment
                 1, 3
             );
 
-            return false;
+            return 401;
         }
 
+        $result = true;
         foreach ($hosts as $host) {
             $this->getConfig()->setHost($host);
 
@@ -50,14 +51,14 @@ class ReleasesCommand extends AbstractCommand implements RequiresEnvironment
                 case 'list':
                     $task = Factory::get('releases/list', $this->getConfig());
                     $task->init();
-                    $result = $task->run();
+                    $result = $task->run() && $result;
                     break;
 
                 case 'rollback':
                     if (!is_numeric($this->getConfig()->getParameter('release', ''))) {
                         Console::output('<red>Missing required releaseid.</red>', 1, 2);
 
-                        return false;
+                        return 410;
                     }
 
                     $lockFile = getcwd() . '/.mage/' . $this->getConfig()->getEnvironment() . '.lock';
@@ -65,18 +66,22 @@ class ReleasesCommand extends AbstractCommand implements RequiresEnvironment
                         Console::output('<red>This environment is locked!</red>', 1, 2);
                         echo file_get_contents($lockFile);
 
-                        return false;
+                        return 420;
                     }
 
                     $releaseId = $this->getConfig()->getParameter('release', '');
                     $this->getConfig()->setReleaseId($releaseId);
                     $task = Factory::get('releases/rollback', $this->getConfig());
                     $task->init();
-                    $result = $task->run();
+                    $result = $task->run() && $result;
                     break;
             }
         }
 
-        return $result;
+        if ($result) {
+            $exitCode = 0;
+        }
+
+        return $exitCode;
     }
 }
diff --git a/Mage/Command/BuiltIn/RollbackCommand.php b/Mage/Command/BuiltIn/RollbackCommand.php
index b6bda5c..7a5b85b 100644
--- a/Mage/Command/BuiltIn/RollbackCommand.php
+++ b/Mage/Command/BuiltIn/RollbackCommand.php
@@ -28,19 +28,19 @@ class RollbackCommand extends AbstractCommand implements RequiresEnvironment
      */
     public function run()
     {
-        $result = false;
+        $exitCode = 450;
         $releaseId = $this->getConfig()->getArgument(1);
 
         if (!is_numeric($releaseId)) {
             Console::output('<red>This release is mandatory.</red>', 1, 2);
-            return false;
+            return 451;
         }
 
         $lockFile = getcwd() . '/.mage/' . $this->getConfig()->getEnvironment() . '.lock';
         if (file_exists($lockFile)) {
             Console::output('<red>This environment is locked!</red>', 1, 2);
             echo file_get_contents($lockFile);
-            return null;
+            return 20;
         }
 
         // Run Tasks for Deployment
@@ -50,16 +50,21 @@ class RollbackCommand extends AbstractCommand implements RequiresEnvironment
             Console::output('<light_purple>Warning!</light_purple> <dark_gray>No hosts defined, unable to get releases.</dark_gray>', 1, 3);
 
         } else {
+            $result = true;
             foreach ($hosts as $host) {
                 $this->getConfig()->setHost($host);
 
                 $this->getConfig()->setReleaseId($releaseId);
                 $task = Factory::get('releases/rollback', $this->getConfig());
                 $task->init();
-                $result = $task->run();
+                $result = $task->run() && $result;
+            }
+
+            if ($result) {
+                $exitCode = 0;
             }
         }
 
-        return $result;
+        return $exitCode;
     }
 }
diff --git a/Mage/Command/BuiltIn/UnlockCommand.php b/Mage/Command/BuiltIn/UnlockCommand.php
index b582d1a..462349c 100644
--- a/Mage/Command/BuiltIn/UnlockCommand.php
+++ b/Mage/Command/BuiltIn/UnlockCommand.php
@@ -34,6 +34,8 @@ class UnlockCommand
         }
 
         Console::output('Unlocked deployment to <light_purple>' . $this->getConfig()->getEnvironment() . '</light_purple> environment', 1, 2);
+
+        return 0;
     }
 
 }
diff --git a/Mage/Command/BuiltIn/UpdateCommand.php b/Mage/Command/BuiltIn/UpdateCommand.php
index 2e1fb4f..9cba1cb 100644
--- a/Mage/Command/BuiltIn/UpdateCommand.php
+++ b/Mage/Command/BuiltIn/UpdateCommand.php
@@ -27,6 +27,8 @@ class UpdateCommand extends AbstractCommand
      */
     public function run()
     {
+        $exitCode = 200;
+
         $task = Factory::get('scm/update', $this->getConfig());
         $task->init();
 
@@ -35,9 +37,13 @@ class UpdateCommand extends AbstractCommand
 
         if ($result == true) {
             Console::output('<green>OK</green>' . PHP_EOL, 0);
+            $exitCode = 0;
+
         } else {
             Console::output('<red>FAIL</red>' . PHP_EOL, 0);
         }
+
+        return $exitCode;
     }
 
 }
\ No newline at end of file
diff --git a/Mage/Command/BuiltIn/UpgradeCommand.php b/Mage/Command/BuiltIn/UpgradeCommand.php
index 86bb0aa..5de6a2d 100644
--- a/Mage/Command/BuiltIn/UpgradeCommand.php
+++ b/Mage/Command/BuiltIn/UpgradeCommand.php
@@ -38,6 +38,7 @@ class UpgradeCommand extends AbstractCommand
      */
     public function run()
     {
+        $exitCode = 100;
         Console::output('Upgrading <dark_gray>Magallanes</dark_gray> ... ', 1, 0);
 
         $user = '';
@@ -59,10 +60,12 @@ class UpgradeCommand extends AbstractCommand
                 if ($versionCompare == 0) {
                     Console::output('<yellow>SKIP</yellow>', 0, 1);
                     Console::output('Your current version is up to date.', 2);
+                    $exitCode = 0;
 
                 } else if ($versionCompare == 1) {
                     Console::output('<yellow>SKIP</yellow>', 0, 1);
                     Console::output('Your current version is newer.', 2);
+                    $exitCode = 0;
 
                 } else if ($versionCompare == -1) {
                     // Download Package
@@ -82,6 +85,7 @@ class UpgradeCommand extends AbstractCommand
                         Console::executeCommand('mv ' . dirname($tarballFile) . '/magallanes ' . MAGALLANES_DIRECTORY);
 
                         Console::output('<green>OK</green>', 0, 1);
+                        $exitCode = 0;
                     }
 
                 } else {
@@ -93,5 +97,7 @@ class UpgradeCommand extends AbstractCommand
                 Console::output('Invalid version.', 2);
             }
         }
+
+        return $exitCode;
     }
 }
diff --git a/Mage/Command/BuiltIn/VersionCommand.php b/Mage/Command/BuiltIn/VersionCommand.php
index d2f8827..ca591d7 100644
--- a/Mage/Command/BuiltIn/VersionCommand.php
+++ b/Mage/Command/BuiltIn/VersionCommand.php
@@ -27,6 +27,8 @@ class VersionCommand extends AbstractCommand
     public function run()
     {
         Console::output('Running <blue>Magallanes</blue> version <dark_gray>' . MAGALLANES_VERSION . '</dark_gray>', 0, 2);
+
+        return 0;
     }
 
 }
\ No newline at end of file
diff --git a/Mage/Console.php b/Mage/Console.php
index bb48cf6..453e2a9 100644
--- a/Mage/Console.php
+++ b/Mage/Console.php
@@ -135,8 +135,7 @@ class Console
                         throw new Exception('You must specify an environment for this command.');
                     }
                 }
-                $command->run();
-                $exitCode = 0;
+                $exitCode = $command->run();
 
             } catch (Exception $exception) {
                 self::output('<red>' . $exception->getMessage() . '</red>', 1, 2);