diff --git a/src/Dplr/Dplr.php b/src/Dplr/Dplr.php
index bec547f..c156f95 100644
--- a/src/Dplr/Dplr.php
+++ b/src/Dplr/Dplr.php
@@ -220,6 +220,94 @@ private function addTask(Task $task): self
         return $this;
     }
 
+    public function newTaskList(): TaskList
+    {
+        return new TaskList();
+    }
+
+    public function addTaskList(TaskList $taskList): self
+    {
+        if (-1 === $this->multipleThread) {
+            throw new \RuntimeException('task lists can be run only in threaded mode');
+        }
+
+        // Not sure...
+        // fill previous steps by empty tasks to sync with the main thread
+        // if ($this->multipleThread > 0) {
+        //     // init thread if not exists
+        //     if (!isset($this->tasks[$this->multipleThread])) {
+        //         $this->tasks[$this->multipleThread] = [];
+        //     }
+
+        //     $mainThreadCount = count($this->tasks[0]);
+        //     $currentThreadCount = count($this->tasks[$this->multipleThread]);
+        //     if ($mainThreadCount <= $currentThreadCount) {
+        //         throw new \RuntimeException(sprintf('Thread #%d is bigger than main thread', $this->multipleThread));
+        //     }
+
+        //     if ($currentThreadCount < $mainThreadCount - 1) {
+        //         for ($i = $currentThreadCount; $i < $mainThreadCount - 1; ++$i) {
+        //             $this->tasks[$this->multipleThread][] = null;
+        //         }
+        //     }
+        // }
+
+        $this->tasks[$this->multipleThread++] = $this->tasksFromTasksList($taskList);
+
+        return $this;
+    }
+
+    /** @return Task[] */
+    private function tasksFromTasksList(TaskList $taskList): array
+    {
+        $tasks = [];
+
+        foreach ($taskList->getTasks() as $t) {
+            $servers = null;
+            $serverGroup = $t->getServerGroup();
+            if (null !== $serverGroup) {
+                $servers = $this->getServersByGroup($serverGroup);
+                if (!count($servers)) {
+                    throw new \InvalidArgumentException(sprintf('Not found servers for group "%s"', $serverGroup));
+                }
+            }
+
+            switch (true) {
+                case $t instanceof PreProcessedUpload:
+                    $data = [
+                        'Action' => Task::ACTION_SCP,
+                        'Source' => $t->getSource(),
+                        'Target' => $t->getTarget(),
+                        'Hosts' => $serverGroup ? $servers : $this->getServers(),
+                        'Timeout' => ($t->getTimeout() > 0 ? $t->getTimeout() : $this->defaultTimeout) * 1000,
+                    ];
+                    break;
+
+                case $t instanceof PreProcessedCommand:
+                    $data = [
+                        'Action' => Task::ACTION_SSH,
+                        'Cmd' => $t->getCommand(),
+                        'Hosts' => $serverGroup ? $servers : $this->getServers(),
+                        'Timeout' => ($t->getTimeout() > 0 ? $t->getTimeout() : $this->defaultTimeout) * 1000,
+                    ];
+                    break;
+
+                default:
+                    throw new \RuntimeException(\sprintf(
+                        'unknown task type: %s', gettype($t),
+                    ));
+            }
+
+            $tasks[] = new Task(
+                $data,
+                $t->getOnSuccess(),
+                $t->getOnFailure(),
+            );
+        }
+
+        return $tasks;
+    }
+
     /*
      * Adding command task.
      */
diff --git a/src/Dplr/PreProcessedCommand.php b/src/Dplr/PreProcessedCommand.php
new file mode 100644
index 0000000..73bcf41
--- /dev/null
+++ b/src/Dplr/PreProcessedCommand.php
@@ -0,0 +1,22 @@
+<?php
+
+namespace Dplr;
+
+class PreProcessedCommand extends PreProcessedTask
+{
+    protected $cmd;
+
+    public function __construct(
+        string $cmd,
+        ?string $serverGroup = null, ?int $timeout = null, ?callable $onSuccess = null, ?callable $onFailure = null)
+    {
+        parent::__construct($serverGroup, $timeout, $onSuccess, $onFailure);
+
+        $this->cmd = $cmd;
+    }
+
+    public function getCommand(): string
+    {
+        return $this->cmd;
+    }
+}
diff --git a/src/Dplr/PreProcessedTask.php b/src/Dplr/PreProcessedTask.php
new file mode 100644
index 0000000..20ab287
--- /dev/null
+++ b/src/Dplr/PreProcessedTask.php
@@ -0,0 +1,43 @@
+<?php
+
+namespace Dplr;
+
+abstract class PreProcessedTask
+{
+    protected $timeout;
+    protected $serverGroup;
+    protected $onSuccess;
+    protected $onFailure;
+
+    public function __construct(
+        ?string $serverGroup = null,
+        ?int $timeout = null,
+        ?callable $onSuccess = null,
+        ?callable $onFailure = null,
+    ) {
+        $this->serverGroup = $serverGroup;
+        $this->timeout = $timeout;
+        $this->onSuccess = $onSuccess;
+        $this->onFailure = $onFailure;
+    }
+
+    public function getTimeout(): ?int
+    {
+        return $this->timeout;
+    }
+
+    public function getServerGroup(): ?string
+    {
+        return $this->serverGroup;
+    }
+
+    public function getOnSuccess(): ?callable
+    {
+        return $this->onSuccess;
+    }
+
+    public function getOnFailure(): ?callable
+    {
+        return $this->onFailure;
+    }
+}
diff --git a/src/Dplr/PreProcessedUpload.php b/src/Dplr/PreProcessedUpload.php
new file mode 100644
index 0000000..fe73cfe
--- /dev/null
+++ b/src/Dplr/PreProcessedUpload.php
@@ -0,0 +1,30 @@
+<?php
+
+namespace Dplr;
+
+class PreProcessedUpload extends PreProcessedTask
+{
+    protected $source;
+    protected $target;
+
+    public function __construct(
+        string $source,
+        string $target,
+        ?string $serverGroup = null, ?int $timeout = null, ?callable $onSuccess = null, ?callable $onFailure = null)
+    {
+        parent::__construct($serverGroup, $timeout, $onSuccess, $onFailure);
+
+        $this->source = $source;
+        $this->target = $target;
+    }
+
+    public function getSource(): string
+    {
+        return $this->source;
+    }
+
+    public function getTarget(): string
+    {
+        return $this->target;
+    }
+}
diff --git a/src/Dplr/TaskList.php b/src/Dplr/TaskList.php
new file mode 100644
index 0000000..1d5a5c5
--- /dev/null
+++ b/src/Dplr/TaskList.php
@@ -0,0 +1,64 @@
+<?php
+
+namespace Dplr;
+
+class TaskList
+{
+    /** @var PreProcessedTask[] */
+    private array $tasks = [];
+
+    /*
+     * Adding command task.
+     */
+    public function command(
+        string $command,
+        ?string $serverGroup = null,
+        ?int $timeout = null,
+        ?callable $onSuccess = null,
+        ?callable $onFailure = null,
+    ): self {
+        $this->tasks[] = new PreProcessedCommand(
+            $command,
+            $serverGroup,
+            $timeout,
+            $onSuccess,
+            $onFailure,
+        );
+
+        return $this;
+    }
+
+    /*
+     * Adding uploading task.
+     */
+    public function upload(
+        string $localFile,
+        string $remoteFile,
+        ?string $serverGroup = null,
+        ?int $timeout = null,
+        ?callable $onSuccess = null,
+        ?callable $onFailure = null,
+    ): self {
+        $this->tasks[] = new PreProcessedUpload(
+            $localFile,
+            $remoteFile,
+            $serverGroup,
+            $timeout,
+            $onSuccess,
+            $onFailure,
+        );
+
+        return $this;
+    }
+
+    /** @return PreProcessedTask[] */
+    public function getTasks(): array
+    {
+        return $this->tasks;
+    }
+
+    public function isEmpty(): bool
+    {
+        return [] === $this->tasks;
+    }
+}
diff --git a/tests/Dplr/Tests/DplrTest.php b/tests/Dplr/Tests/DplrTest.php
index 8ad504d..78f1929 100644
--- a/tests/Dplr/Tests/DplrTest.php
+++ b/tests/Dplr/Tests/DplrTest.php
@@ -209,6 +209,104 @@ public function testMultiThread(): void
         }
     }
 
+    public function testMultiThreadOrderMismatch(): void
+    {
+        $d = new Dplr(self::USER, self::GOSSHA_PATH, self::SSH_KEY);
+
+        $d
+            ->addServer('remote_1', ['remote_1'])
+            ->addServer('remote_2', ['remote_2'])
+            ->addServer('remote_3', ['remote_3'])
+        ;
+
+        $d->multi();
+        foreach (['remote_1', 'remote_2', 'remote_3'] as $srv) {
+            $d->command('sleep 1', $srv);
+            $d->command('echo ' . $srv, $srv);
+        }
+        $d->end();
+
+        $this->assertTrue($d->hasTasks());
+
+        $output = '';
+        $d->run(function (string $s) use (&$output) {
+            $output .= $s;
+        });
+
+        $this->assertTrue($d->isSuccessful());
+        $this->assertFalse($d->hasTasks());
+        $this->assertEquals(
+            "CMD sleep 1 \nCMD echo remote_1 \nCMD sleep 1 \nCMD echo remote_2 \nCMD sleep 1 \nCMD echo remote_3 ......\n",
+            $output
+        );
+
+        $report = $d->getReport();
+        $this->assertEquals(6, $report['total']);
+        $this->assertEquals(6, $report['successful']);
+        $this->assertEquals(0, $report['failed']);
+    }
+
+    public function testMultiTaskList(): void
+    {
+        $d = new Dplr(self::USER, self::GOSSHA_PATH, self::SSH_KEY);
+
+        $d
+            ->addServer('remote_1', ['remote_1'])
+            ->addServer('remote_2', ['remote_2'])
+            ->addServer('remote_3', ['remote_3'])
+        ;
+
+        $d->multi();
+        $d->addTaskList(
+            $d->newTaskList()
+            ->command('echo r11', 'remote_1')
+            ->command('echo r12', 'remote_1')
+            ->command('echo r13', 'remote_1')
+        );
+        $d->addTaskList(
+            $d->newTaskList()
+            ->command('echo r21', 'remote_2')
+            ->command('echo r22', 'remote_2')
+        );
+        $d->addTaskList(
+            $d->newTaskList()
+            ->command('echo r31', 'remote_3')
+        );
+        $d->end();
+
+        $output = '';
+        $d->run(function (string $s) use (&$output) {
+            $output .= $s;
+        });
+
+        $this->assertTrue($d->isSuccessful());
+        $this->assertFalse($d->hasTasks());
+        $this->assertEquals(
+            "CMD echo r11 \nCMD echo r21 \nCMD echo r31 ...\nCMD echo r12 \nCMD echo r22 ..\nCMD echo r13 .\n",
+            $output
+        );
+
+        $report = $d->getReport();
+        $this->assertEquals(6, $report['total']);
+        $this->assertEquals(6, $report['successful']);
+        $this->assertEquals(0, $report['failed']);
+
+        $reports = [
+            'r11',
+            'r21',
+            'r31',
+            'r12',
+            'r22',
+            'r13',
+        ];
+        foreach ($d->getReports() as $idx => $report) {
+            $this->assertEquals(
+                $reports[$idx],
+                trim($report->getOutput()),
+            );
+        }
+    }
+
     public function testLimitedConcurrency(): void
     {
         $d = new Dplr(self::USER, self::GOSSHA_PATH, self::SSH_KEY, 16, 1);