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diff --git a/archived/projt-launcher/launcher/launch/steps/LaunchCommandStep.cpp b/archived/projt-launcher/launcher/launch/steps/LaunchCommandStep.cpp
new file mode 100644
index 0000000000..40dfd6022b
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+++ b/archived/projt-launcher/launcher/launch/steps/LaunchCommandStep.cpp
@@ -0,0 +1,128 @@
+// SPDX-License-Identifier: GPL-3.0-only
+// SPDX-FileCopyrightText: 2026 Project Tick
+// SPDX-FileContributor: Project Tick Team
+/*
+ *  ProjT Launcher - Minecraft Launcher
+ *  Copyright (C) 2026 Project Tick
+ *
+ *  This program is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation, version 3.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program.  If not, write to the Free Software Foundation,
+ *  Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ */
+
+#include "LaunchCommandStep.hpp"
+
+#include <launch/LaunchPipeline.hpp>
+
+#include <QProcess>
+
+namespace projt::launch::steps
+{
+	LaunchCommandStep::LaunchCommandStep(projt::launch::LaunchPipeline* parent, Hook hook, QString commandTemplate)
+		: projt::launch::LaunchStage(parent),
+		  m_commandTemplate(commandTemplate),
+		  m_hook(hook)
+	{
+		auto instance = m_flow->instance();
+		m_runner.setProcessEnvironment(instance->createEnvironment());
+		connect(&m_runner, &LoggedProcess::log, this, &LaunchCommandStep::logLines);
+		connect(&m_runner, &LoggedProcess::stateChanged, this, &LaunchCommandStep::onProcessState);
+	}
+
+	void LaunchCommandStep::executeTask()
+	{
+		QString commandLine = m_flow->substituteVariables(m_commandTemplate).trimmed();
+		if (commandLine.isEmpty())
+		{
+			auto error = tr("%1 command is empty.").arg(hookLabel());
+			emit logLine(error, MessageLevel::Error);
+			emitFailed(error);
+			return;
+		}
+
+		emit logLine(tr("Running %1 command: %2").arg(hookLabel(), commandLine), MessageLevel::Launcher);
+
+		auto parts = QProcess::splitCommand(commandLine);
+		if (parts.isEmpty())
+		{
+			auto error = tr("%1 command is empty.").arg(hookLabel());
+			emit logLine(error, MessageLevel::Error);
+			emitFailed(error);
+			return;
+		}
+
+		QString program = parts.takeFirst();
+		m_runner.start(program, parts);
+	}
+
+	void LaunchCommandStep::onProcessState(LoggedProcess::State state)
+	{
+		switch (state)
+		{
+			case LoggedProcess::Aborted:
+			case LoggedProcess::Crashed:
+			case LoggedProcess::FailedToStart:
+			{
+				auto error = buildFailure();
+				emit logLine(error, MessageLevel::Fatal);
+				emitFailed(error);
+				return;
+			}
+			case LoggedProcess::Finished:
+			{
+				if (m_runner.exitCode() != 0)
+				{
+					auto error = buildFailure();
+					emit logLine(error, MessageLevel::Fatal);
+					emitFailed(error);
+				}
+				else
+				{
+					emit logLine(tr("%1 command ran successfully.\n\n").arg(hookLabel()), MessageLevel::Launcher);
+					emitSucceeded();
+				}
+				return;
+			}
+			default: break;
+		}
+	}
+
+	void LaunchCommandStep::setWorkingDirectory(const QString& workDir)
+	{
+		m_runner.setWorkingDirectory(workDir);
+	}
+
+	bool LaunchCommandStep::abort()
+	{
+		auto state = m_runner.state();
+		if (state == LoggedProcess::Running || state == LoggedProcess::Starting)
+		{
+			m_runner.kill();
+		}
+		return true;
+	}
+
+	QString LaunchCommandStep::hookLabel() const
+	{
+		switch (m_hook)
+		{
+			case Hook::PreLaunch: return tr("Pre-Launch");
+			case Hook::PostExit: return tr("Post-Launch");
+		}
+		return tr("Launch");
+	}
+
+	QString LaunchCommandStep::buildFailure() const
+	{
+		return tr("%1 command failed with code %2.\n\n").arg(hookLabel()).arg(m_runner.exitCode());
+	}
+} // namespace projt::launch::steps