NOISSUE add archived projects

Signed-off-by: Mehmet Samet Duman <yongdohyun@projecttick.org>

22 files changed, 2105 insertions, 0 deletions

diff --git a/archived/projt-launcher/launcher/minecraft/launch/AutoInstallJava.cpp b/archived/projt-launcher/launcher/minecraft/launch/AutoInstallJava.cpp
new file mode 100644
index 0000000000..518953be75
--- /dev/null
+++ b/archived/projt-launcher/launcher/minecraft/launch/AutoInstallJava.cpp
@@ -0,0 +1,313 @@
+// 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 "AutoInstallJava.hpp"
+#include <QDir>
+#include <QFileInfo>
+#include <memory>
+
+#include "Application.h"
+#include "FileSystem.h"
+#include "MessageLevel.h"
+#include "QObjectPtr.h"
+#include "SysInfo.h"
+#include "java/core/RuntimeInstall.hpp"
+#include "java/core/RuntimeVersion.hpp"
+#include "java/services/RuntimeCatalog.hpp"
+#include "java/services/RuntimeScanner.hpp"
+#include "java/download/RuntimeArchiveTask.hpp"
+#include "java/download/RuntimeManifestTask.hpp"
+#include "java/download/RuntimeLinkTask.hpp"
+#include "meta/Index.hpp"
+#include "minecraft/MinecraftInstance.h"
+#include "minecraft/PackProfile.h"
+#include "net/Mode.h"
+#include "tasks/SequentialTask.h"
+
+AutoInstallJava::AutoInstallJava(projt::launch::LaunchPipeline* parent)
+	: projt::launch::LaunchStage(parent),
+	  m_instance(m_flow->instance()),
+	  m_supported_arch(SysInfo::getSupportedJavaArchitecture()) {};
+
+void AutoInstallJava::executeTask()
+{
+	auto settings = m_instance->settings();
+	if (!APPLICATION->settings()->get("AutomaticJavaSwitch").toBool())
+	{
+		emitSucceeded();
+		return;
+	}
+	if (!settings->get("OverrideJavaLocation").toBool())
+	{
+		emitSucceeded();
+		return;
+	}
+	auto packProfile			   = m_instance->getPackProfile();
+	const auto configuredJavaPath  = settings->get("JavaPath").toString();
+	const bool hasValidJava		   = !FS::ResolveExecutable(configuredJavaPath).isEmpty();
+	const bool ignoreCompatibility = settings->get("IgnoreJavaCompatibility").toBool();
+	const auto compatibleMajors	   = packProfile->getProfile()->getCompatibleJavaMajors();
+	bool compatibleJava			   = true;
+	if (!ignoreCompatibility && !compatibleMajors.isEmpty())
+	{
+		auto storedVersion = settings->get("JavaVersion").toString();
+		if (storedVersion.isEmpty())
+		{
+			compatibleJava = false;
+		}
+		else
+		{
+			projt::java::RuntimeVersion javaVersion(storedVersion);
+			compatibleJava = compatibleMajors.contains(javaVersion.major());
+		}
+	}
+	if (hasValidJava && compatibleJava)
+	{
+		emitSucceeded();
+		return;
+	}
+	if (!APPLICATION->settings()->get("AutomaticJavaDownload").toBool())
+	{
+		auto javas	   = APPLICATION->runtimeCatalog();
+		m_current_task = javas->getLoadTask();
+		connect(
+			m_current_task.get(),
+			&Task::finished,
+			this,
+			[this, javas, packProfile]
+			{
+				for (auto i = 0; i < javas->count(); i++)
+				{
+					auto java = std::dynamic_pointer_cast<projt::java::RuntimeInstall>(javas->at(i));
+					if (java && packProfile->getProfile()->getCompatibleJavaMajors().contains(java->version.major()))
+					{
+						if (!java->is_64bit)
+						{
+							emit logLine(tr("The automatic Java mechanism detected a 32-bit installation of Java."),
+										 MessageLevel::Launcher);
+						}
+						setJavaPath(java->path);
+						return;
+					}
+				}
+				emit logLine(tr("No compatible Java version was found. Using the default one."), MessageLevel::Warning);
+				emitSucceeded();
+			});
+		connect(m_current_task.get(), &Task::progress, this, &AutoInstallJava::setProgress);
+		connect(m_current_task.get(), &Task::stepProgress, this, &AutoInstallJava::propagateStepProgress);
+		connect(m_current_task.get(), &Task::status, this, &AutoInstallJava::setStatus);
+		connect(m_current_task.get(), &Task::details, this, &AutoInstallJava::setDetails);
+		emit progressReportingRequest();
+		return;
+	}
+	if (m_supported_arch.isEmpty())
+	{
+		emit logLine(
+			tr("Your system (%1-%2) is not compatible with automatic Java installation. Using the default Java path.")
+				.arg(SysInfo::currentSystem(), SysInfo::useQTForArch()),
+			MessageLevel::Warning);
+		emitSucceeded();
+		return;
+	}
+	auto wantedJavaName = packProfile->getProfile()->getCompatibleJavaName();
+	if (wantedJavaName.isEmpty())
+	{
+		emit logLine(tr("Your meta information is out of date or doesn't have the information necessary to determine "
+						"what installation of "
+						"Java should be used. "
+						"Using the default Java path."),
+					 MessageLevel::Warning);
+		emitSucceeded();
+		return;
+	}
+	QDir javaDir(APPLICATION->javaPath());
+	auto wantedJavaPath = javaDir.absoluteFilePath(wantedJavaName);
+	if (QFileInfo::exists(wantedJavaPath))
+	{
+		setJavaPathFromPartial();
+		return;
+	}
+	auto versionList = APPLICATION->metadataIndex()->component("net.minecraft.java");
+	m_current_task	 = versionList->getLoadTask();
+	connect(m_current_task.get(), &Task::succeeded, this, &AutoInstallJava::tryNextMajorJava);
+	connect(m_current_task.get(), &Task::failed, this, &AutoInstallJava::emitFailed);
+	connect(m_current_task.get(), &Task::progress, this, &AutoInstallJava::setProgress);
+	connect(m_current_task.get(), &Task::stepProgress, this, &AutoInstallJava::propagateStepProgress);
+	connect(m_current_task.get(), &Task::status, this, &AutoInstallJava::setStatus);
+	connect(m_current_task.get(), &Task::details, this, &AutoInstallJava::setDetails);
+	if (!m_current_task->isRunning())
+	{
+		m_current_task->start();
+	}
+	emit progressReportingRequest();
+}
+
+void AutoInstallJava::setJavaPath(QString path)
+{
+	auto settings = m_instance->settings();
+	settings->set("OverrideJavaLocation", true);
+	settings->set("JavaPath", path);
+	settings->set("AutomaticJava", true);
+	emit logLine(tr("Compatible Java found at: %1.").arg(path), MessageLevel::Launcher);
+	emitSucceeded();
+}
+
+void AutoInstallJava::setJavaPathFromPartial()
+{
+	auto packProfile = m_instance->getPackProfile();
+	auto javaName	 = packProfile->getProfile()->getCompatibleJavaName();
+	QDir javaDir(APPLICATION->javaPath());
+	// just checking if the executable is there should suffice
+	// but if needed this can be achieved through refreshing the javalist
+	// and retrieving the path that contains the java name
+	auto relativeBinary = FS::PathCombine(javaName, "bin", projt::java::RuntimeScanner::executableName());
+	auto finalPath		= javaDir.absoluteFilePath(relativeBinary);
+	if (QFileInfo::exists(finalPath))
+	{
+		setJavaPath(finalPath);
+	}
+	else
+	{
+		emit logLine(
+			tr("No compatible Java version was found (the binary file does not exist). Using the default one."),
+			MessageLevel::Warning);
+		emitSucceeded();
+	}
+	return;
+}
+
+void AutoInstallJava::downloadJava(projt::meta::MetaVersion::Ptr version, QString javaName)
+{
+	auto runtimes = version->detailedData()->runtimes;
+	for (auto java : runtimes)
+	{
+		if (java->runtimeOS == m_supported_arch && java->name() == javaName)
+		{
+			QDir javaDir(APPLICATION->javaPath());
+			auto final_path = javaDir.absoluteFilePath(java->displayName);
+			switch (java->downloadKind)
+			{
+				case projt::java::PackageKind::Manifest:
+					m_current_task = makeShared<projt::java::RuntimeManifestTask>(java->url,
+																				  final_path,
+																				  java->checksumType,
+																				  java->checksumHash);
+					break;
+				case projt::java::PackageKind::Archive:
+					m_current_task = makeShared<projt::java::RuntimeArchiveTask>(java->url,
+																				 final_path,
+																				 java->checksumType,
+																				 java->checksumHash);
+					break;
+				case projt::java::PackageKind::Unknown:
+					emitFailed(tr("Could not determine Java download type!"));
+					return;
+			}
+#if defined(Q_OS_MACOS)
+			auto seq = makeShared<SequentialTask>(tr("Install Java"));
+			seq->addTask(m_current_task);
+			seq->addTask(makeShared<projt::java::RuntimeLinkTask>(final_path));
+			m_current_task = seq;
+#endif
+			auto deletePath = [final_path] { FS::deletePath(final_path); };
+			connect(m_current_task.get(),
+					&Task::failed,
+					this,
+					[this, deletePath](QString reason)
+					{
+						deletePath();
+						emitFailed(reason);
+					});
+			connect(m_current_task.get(), &Task::aborted, this, [deletePath] { deletePath(); });
+			connect(m_current_task.get(), &Task::succeeded, this, &AutoInstallJava::setJavaPathFromPartial);
+			connect(m_current_task.get(), &Task::failed, this, &AutoInstallJava::tryNextMajorJava);
+			connect(m_current_task.get(), &Task::progress, this, &AutoInstallJava::setProgress);
+			connect(m_current_task.get(), &Task::stepProgress, this, &AutoInstallJava::propagateStepProgress);
+			connect(m_current_task.get(), &Task::status, this, &AutoInstallJava::setStatus);
+			connect(m_current_task.get(), &Task::details, this, &AutoInstallJava::setDetails);
+			m_current_task->start();
+			return;
+		}
+	}
+	tryNextMajorJava();
+}
+
+void AutoInstallJava::tryNextMajorJava()
+{
+	if (!isRunning())
+		return;
+	auto versionList	   = APPLICATION->metadataIndex()->component("net.minecraft.java");
+	auto packProfile	   = m_instance->getPackProfile();
+	auto wantedJavaName	   = packProfile->getProfile()->getCompatibleJavaName();
+	auto majorJavaVersions = packProfile->getProfile()->getCompatibleJavaMajors();
+	if (m_majorJavaVersionIndex >= majorJavaVersions.length())
+	{
+		emit logLine(tr("No versions of Java were found for your operating system: %1-%2")
+						 .arg(SysInfo::currentSystem(), SysInfo::useQTForArch()),
+					 MessageLevel::Warning);
+		emit logLine(tr("No compatible version of Java was found. Using the default one."), MessageLevel::Warning);
+		emitSucceeded();
+		return;
+	}
+	auto majorJavaVersion = majorJavaVersions[m_majorJavaVersionIndex];
+	m_majorJavaVersionIndex++;
+
+	auto javaMajor = versionList->getMetaVersion(QString("java%1").arg(majorJavaVersion));
+	if (!javaMajor)
+	{
+		tryNextMajorJava();
+		return;
+	}
+
+	if (javaMajor->isFullyLoaded())
+	{
+		downloadJava(javaMajor, wantedJavaName);
+	}
+	else
+	{
+		m_current_task = APPLICATION->metadataIndex()->loadVersionTask("net.minecraft.java",
+																	   javaMajor->versionId(),
+																	   Net::Mode::Online);
+		connect(m_current_task.get(),
+				&Task::succeeded,
+				this,
+				[this, javaMajor, wantedJavaName] { downloadJava(javaMajor, wantedJavaName); });
+		connect(m_current_task.get(), &Task::failed, this, &AutoInstallJava::tryNextMajorJava);
+		connect(m_current_task.get(), &Task::progress, this, &AutoInstallJava::setProgress);
+		connect(m_current_task.get(), &Task::stepProgress, this, &AutoInstallJava::propagateStepProgress);
+		connect(m_current_task.get(), &Task::status, this, &AutoInstallJava::setStatus);
+		connect(m_current_task.get(), &Task::details, this, &AutoInstallJava::setDetails);
+		if (!m_current_task->isRunning())
+		{
+			m_current_task->start();
+		}
+	}
+}
+bool AutoInstallJava::abort()
+{
+	if (m_current_task && m_current_task->canAbort())
+	{
+		auto status = m_current_task->abort();
+		emitAborted();
+		return status;
+	}
+	return Task::abort();
+}
diff --git a/archived/projt-launcher/launcher/minecraft/launch/AutoInstallJava.hpp b/archived/projt-launcher/launcher/minecraft/launch/AutoInstallJava.hpp
new file mode 100644
index 0000000000..93fa50818e
--- /dev/null
+++ b/archived/projt-launcher/launcher/minecraft/launch/AutoInstallJava.hpp
@@ -0,0 +1,57 @@
+// 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.
+ */
+
+#pragma once
+
+#include <launch/LaunchStage.hpp>
+#include <launch/LaunchPipeline.hpp>
+#include "meta/Version.hpp"
+#include "minecraft/MinecraftInstance.h"
+#include "tasks/Task.h"
+
+class AutoInstallJava : public projt::launch::LaunchStage
+{
+	Q_OBJECT
+
+  public:
+	explicit AutoInstallJava(projt::launch::LaunchPipeline* parent);
+	~AutoInstallJava() override = default;
+
+	void executeTask() override;
+	bool canAbort() const override
+	{
+		return m_current_task ? m_current_task->canAbort() : false;
+	}
+	bool abort() override;
+
+  protected:
+	void setJavaPath(QString path);
+	void setJavaPathFromPartial();
+	void downloadJava(projt::meta::MetaVersion::Ptr version, QString javaName);
+	void tryNextMajorJava();
+
+  private:
+	MinecraftInstancePtr m_instance;
+	Task::Ptr m_current_task;
+
+	qsizetype m_majorJavaVersionIndex = 0;
+	const QString m_supported_arch;
+};
diff --git a/archived/projt-launcher/launcher/minecraft/launch/ClaimAccount.cpp b/archived/projt-launcher/launcher/minecraft/launch/ClaimAccount.cpp
new file mode 100644
index 0000000000..2b9150214d
--- /dev/null
+++ b/archived/projt-launcher/launcher/minecraft/launch/ClaimAccount.cpp
@@ -0,0 +1,49 @@
+// 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 "ClaimAccount.hpp"
+#include <launch/LaunchPipeline.hpp>
+
+#include "Application.h"
+#include "minecraft/auth/AccountList.hpp"
+
+ClaimAccount::ClaimAccount(projt::launch::LaunchPipeline* parent, AuthSessionPtr session)
+	: projt::launch::LaunchStage(parent)
+{
+	if (session->launchMode == LaunchMode::Normal)
+	{
+		auto accounts = APPLICATION->accounts();
+		m_account	  = accounts->getAccountByProfileName(session->player_name);
+	}
+}
+
+void ClaimAccount::executeTask()
+{
+	if (m_account)
+	{
+		lock.reset(new UseLock(m_account));
+	}
+	emitSucceeded();
+}
+
+void ClaimAccount::finalize()
+{
+	lock.reset();
+}
diff --git a/archived/projt-launcher/launcher/minecraft/launch/ClaimAccount.hpp b/archived/projt-launcher/launcher/minecraft/launch/ClaimAccount.hpp
new file mode 100644
index 0000000000..448e77745f
--- /dev/null
+++ b/archived/projt-launcher/launcher/minecraft/launch/ClaimAccount.hpp
@@ -0,0 +1,60 @@
+// SPDX-License-Identifier: GPL-3.0-only AND Apache-2.0
+// 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.
+ *
+ * === Upstream License Block (Do Not Modify) ==============================
+ *
+ * Copyright 2013-2021 MultiMC Contributors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ======================================================================== */
+
+#pragma once
+
+#include <launch/LaunchStage.hpp>
+#include <minecraft/auth/MinecraftAccount.hpp>
+
+class ClaimAccount : public projt::launch::LaunchStage
+{
+	Q_OBJECT
+  public:
+	explicit ClaimAccount(projt::launch::LaunchPipeline* parent, AuthSessionPtr session);
+	virtual ~ClaimAccount() = default;
+
+	void executeTask() override;
+	void finalize() override;
+	bool canAbort() const override
+	{
+		return false;
+	}
+
+  private:
+	std::unique_ptr<UseLock> lock;
+	MinecraftAccountPtr m_account;
+};
diff --git a/archived/projt-launcher/launcher/minecraft/launch/CreateGameFolders.cpp b/archived/projt-launcher/launcher/minecraft/launch/CreateGameFolders.cpp
new file mode 100644
index 0000000000..039ec5fe03
--- /dev/null
+++ b/archived/projt-launcher/launcher/minecraft/launch/CreateGameFolders.cpp
@@ -0,0 +1,46 @@
+// 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 "CreateGameFolders.hpp"
+#include "FileSystem.h"
+#include "launch/LaunchPipeline.hpp"
+#include "minecraft/MinecraftInstance.h"
+
+CreateGameFolders::CreateGameFolders(projt::launch::LaunchPipeline* parent) : projt::launch::LaunchStage(parent)
+{}
+
+void CreateGameFolders::executeTask()
+{
+	auto instance = m_flow->instance();
+
+	if (!FS::ensureFolderPathExists(instance->gameRoot()))
+	{
+		emit logLine("Couldn't create the main game folder", MessageLevel::Error);
+		emitFailed(tr("Couldn't create the main game folder"));
+		return;
+	}
+
+	// HACK: this is a workaround for MCL-3732 - 'server-resource-packs' folder is created.
+	if (!FS::ensureFolderPathExists(FS::PathCombine(instance->gameRoot(), "server-resource-packs")))
+	{
+		emit logLine("Couldn't create the 'server-resource-packs' folder", MessageLevel::Error);
+	}
+	emitSucceeded();
+}
diff --git a/archived/projt-launcher/launcher/minecraft/launch/CreateGameFolders.hpp b/archived/projt-launcher/launcher/minecraft/launch/CreateGameFolders.hpp
new file mode 100644
index 0000000000..68c5973165
--- /dev/null
+++ b/archived/projt-launcher/launcher/minecraft/launch/CreateGameFolders.hpp
@@ -0,0 +1,57 @@
+// SPDX-License-Identifier: GPL-3.0-only AND Apache-2.0
+// 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.
+ *
+ * === Upstream License Block (Do Not Modify) ==============================
+ *
+ * Copyright 2013-2021 MultiMC Contributors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ======================================================================== */
+
+#pragma once
+
+#include <LoggedProcess.h>
+#include <launch/LaunchStage.hpp>
+#include <minecraft/auth/AuthSession.hpp>
+
+// Create the main .minecraft for the instance and any other necessary folders
+class CreateGameFolders : public projt::launch::LaunchStage
+{
+	Q_OBJECT
+  public:
+	explicit CreateGameFolders(projt::launch::LaunchPipeline* parent);
+	virtual ~CreateGameFolders() {};
+
+	virtual void executeTask();
+	virtual bool canAbort() const
+	{
+		return false;
+	}
+};
diff --git a/archived/projt-launcher/launcher/minecraft/launch/ExtractNatives.cpp b/archived/projt-launcher/launcher/minecraft/launch/ExtractNatives.cpp
new file mode 100644
index 0000000000..4ac7e484dc
--- /dev/null
+++ b/archived/projt-launcher/launcher/minecraft/launch/ExtractNatives.cpp
@@ -0,0 +1,161 @@
+// 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 "ExtractNatives.hpp"
+#include <launch/LaunchPipeline.hpp>
+#include <minecraft/MinecraftInstance.h>
+
+#include <quazip/quazip.h>
+#include <quazip/quazipdir.h>
+#include <quazip/quazipfile.h>
+#include <quazip/quazipfileinfo.h>
+#include <QDir>
+#include "FileSystem.h"
+#include "MMCZip.h"
+
+#ifdef major
+#undef major
+#endif
+#ifdef minor
+#undef minor
+#endif
+
+static QString replaceSuffix(QString target, const QString& suffix, const QString& replacement)
+{
+	if (!target.endsWith(suffix))
+	{
+		return target;
+	}
+	target.resize(target.length() - suffix.length());
+	return target + replacement;
+}
+
+static bool isWithinExtractionRoot(const QDir& root, const QString& path)
+{
+	const auto cleanRoot = QDir::cleanPath(root.absolutePath());
+	const auto cleanPath = QDir::cleanPath(path);
+	return cleanPath == cleanRoot || cleanPath.startsWith(cleanRoot + '/');
+}
+
+static bool symlinkEscapesExtractionRoot(QuaZip& zip, const QString& outputPath, const QDir& root)
+{
+	QuaZipFileInfo64 info;
+	if (!zip.getCurrentFileInfo(&info) || !info.isSymbolicLink())
+	{
+		return false;
+	}
+
+	QuaZipFile linkFile(&zip);
+	if (!linkFile.open(QIODevice::ReadOnly))
+	{
+		return true;
+	}
+
+	const auto linkTarget = QFile::decodeName(linkFile.readAll());
+	linkFile.close();
+
+	QString resolvedTarget;
+	if (QDir::isAbsolutePath(linkTarget))
+	{
+		resolvedTarget = QDir::cleanPath(linkTarget);
+	}
+	else
+	{
+		const auto outputDir = QFileInfo(outputPath).dir();
+		resolvedTarget	   = QDir::cleanPath(outputDir.absoluteFilePath(linkTarget));
+	}
+
+	return !isWithinExtractionRoot(root, resolvedTarget);
+}
+
+static bool unzipNatives(QString source, QString targetFolder, bool applyJnilibHack)
+{
+	QuaZip zip(source);
+	if (!zip.open(QuaZip::mdUnzip))
+	{
+		return false;
+	}
+	QDir directory(targetFolder);
+	if (!zip.goToFirstFile())
+	{
+		return false;
+	}
+	do
+	{
+		QString name   = zip.getCurrentFileName();
+		auto lowercase = name.toLower();
+		if (applyJnilibHack)
+		{
+			name = replaceSuffix(name, ".jnilib", ".dylib");
+		}
+		QString absFilePath = directory.absoluteFilePath(name);
+		if (symlinkEscapesExtractionRoot(zip, absFilePath, directory))
+		{
+			return false;
+		}
+		if (!JlCompress::extractFile(&zip, "", absFilePath))
+		{
+			return false;
+		}
+	}
+	while (zip.goToNextFile());
+	zip.close();
+	if (zip.getZipError() != 0)
+	{
+		return false;
+	}
+	return true;
+}
+
+void ExtractNatives::executeTask()
+{
+	auto instance  = m_flow->instance();
+	auto toExtract = instance->getNativeJars();
+	if (toExtract.isEmpty())
+	{
+		emitSucceeded();
+		return;
+	}
+	auto settings = instance->settings();
+
+	auto outputPath = instance->getNativePath();
+	FS::ensureFolderPathExists(outputPath);
+	auto javaVersion	= instance->getRuntimeVersion();
+	bool jniHackEnabled = javaVersion.major() >= 8;
+	for (const auto& source : toExtract)
+	{
+		if (!unzipNatives(source, outputPath, jniHackEnabled))
+		{
+			const char* reason = QT_TR_NOOP("Couldn't extract native jar '%1' to destination '%2'");
+			emit logLine(QString(reason).arg(source, outputPath), MessageLevel::Fatal);
+			emitFailed(tr(reason).arg(source, outputPath));
+		}
+	}
+	emitSucceeded();
+}
+
+void ExtractNatives::finalize()
+{
+	auto instance	   = m_flow->instance();
+	QString target_dir = FS::PathCombine(instance->instanceRoot(), "natives/");
+	QDir dir(target_dir);
+	dir.removeRecursively();
+}
diff --git a/archived/projt-launcher/launcher/minecraft/launch/ExtractNatives.hpp b/archived/projt-launcher/launcher/minecraft/launch/ExtractNatives.hpp
new file mode 100644
index 0000000000..696c1ac6bf
--- /dev/null
+++ b/archived/projt-launcher/launcher/minecraft/launch/ExtractNatives.hpp
@@ -0,0 +1,55 @@
+// SPDX-License-Identifier: GPL-3.0-only AND Apache-2.0
+// 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.
+ *
+ * === Upstream License Block (Do Not Modify) ==============================
+ *
+ * Copyright 2013-2021 MultiMC Contributors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ======================================================================== */
+
+#pragma once
+
+#include <launch/LaunchStage.hpp>
+
+class ExtractNatives : public projt::launch::LaunchStage
+{
+	Q_OBJECT
+  public:
+	explicit ExtractNatives(projt::launch::LaunchPipeline* parent) : projt::launch::LaunchStage(parent) {};
+	virtual ~ExtractNatives() {};
+
+	void executeTask() override;
+	bool canAbort() const override
+	{
+		return false;
+	}
+	void finalize() override;
+};
diff --git a/archived/projt-launcher/launcher/minecraft/launch/LauncherPartLaunch.cpp b/archived/projt-launcher/launcher/minecraft/launch/LauncherPartLaunch.cpp
new file mode 100644
index 0000000000..642189d4ad
--- /dev/null
+++ b/archived/projt-launcher/launcher/minecraft/launch/LauncherPartLaunch.cpp
@@ -0,0 +1,275 @@
+// 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 "LauncherPartLaunch.hpp"
+
+#include <QRegularExpression>
+#include <QStandardPaths>
+#include <QStringConverter>
+
+#include "Application.h"
+#include "Commandline.h"
+#include "FileSystem.h"
+#include "launch/LaunchPipeline.hpp"
+#include "minecraft/MinecraftInstance.h"
+
+#ifdef Q_OS_LINUX
+#include "gamemode_client.h"
+#endif
+
+LauncherPartLaunch::LauncherPartLaunch(projt::launch::LaunchPipeline* parent)
+	: projt::launch::LaunchStage(parent),
+	  m_process(parent->instance()->getRuntimeVersion().defaultsToUtf8() ? QStringConverter::Utf8
+																		 : QStringConverter::System)
+{
+	if (parent->instance()->settings()->get("CloseAfterLaunch").toBool())
+	{
+		static const QRegularExpression s_settingUser(".*Setting user.+", QRegularExpression::CaseInsensitiveOption);
+		std::shared_ptr<QMetaObject::Connection> connection{ new QMetaObject::Connection };
+		*connection = connect(&m_process,
+							  &LoggedProcess::log,
+							  this,
+							  [connection](const QStringList& lines, [[maybe_unused]] MessageLevel::Enum level)
+							  {
+								  qDebug() << lines;
+								  if (lines.filter(s_settingUser).length() != 0)
+								  {
+									  APPLICATION->closeAllWindows();
+									  disconnect(*connection);
+								  }
+							  });
+	}
+
+	connect(&m_process, &LoggedProcess::log, this, &LauncherPartLaunch::logLines);
+	connect(&m_process, &LoggedProcess::stateChanged, this, &LauncherPartLaunch::on_state);
+}
+
+void LauncherPartLaunch::executeTask()
+{
+	QString jarPath = APPLICATION->getJarPath("ProjTLaunch.jar");
+	if (jarPath.isEmpty())
+	{
+		const char* reason = QT_TR_NOOP("Launcher library could not be found. Please check your installation.");
+		emit logLine(tr(reason), MessageLevel::Fatal);
+		emitFailed(tr(reason));
+		return;
+	}
+
+	auto instance = m_flow->instance();
+
+	QString legacyJarPath;
+	if (instance->getLauncher() == "legacy" || instance->shouldApplyOnlineFixes())
+	{
+		legacyJarPath = APPLICATION->getJarPath("ProjTLaunchLegacy.jar");
+		if (legacyJarPath.isEmpty())
+		{
+			const char* reason =
+				QT_TR_NOOP("Legacy launcher library could not be found. Please check your installation.");
+			emit logLine(tr(reason), MessageLevel::Fatal);
+			emitFailed(tr(reason));
+			return;
+		}
+	}
+
+	m_launchScript	 = instance->createLaunchScript(m_session, m_targetToJoin);
+	QStringList args = instance->javaArguments();
+	QString allArgs	 = args.join(", ");
+	emit logLine("Java Arguments:\n[" + m_flow->censorPrivateInfo(allArgs) + "]\n\n", MessageLevel::Launcher);
+
+	auto javaPath = FS::ResolveExecutable(instance->settings()->get("JavaPath").toString());
+
+	m_process.setProcessEnvironment(instance->createLaunchEnvironment());
+
+	// make detachable - this will keep the process running even if the object is destroyed
+	m_process.setDetachable(true);
+
+	auto classPath = instance->getClassPath();
+	classPath.prepend(jarPath);
+
+	if (!legacyJarPath.isEmpty())
+		classPath.prepend(legacyJarPath);
+
+	auto natPath = instance->getNativePath();
+#ifdef Q_OS_WIN
+	natPath = FS::getPathNameInLocal8bit(natPath);
+#endif
+	args << "-Djava.library.path=" + natPath;
+
+	args << "-cp";
+#ifdef Q_OS_WIN
+	QStringList processed;
+	for (auto& item : classPath)
+	{
+		processed << FS::getPathNameInLocal8bit(item);
+	}
+	args << processed.join(';');
+#else
+	args << classPath.join(':');
+#endif
+	args << "org.projecttick.projtlauncher.normal.EntryPoint";
+
+	qDebug() << args.join(' ');
+
+	QString wrapperCommandStr = instance->getWrapperCommand().trimmed();
+	if (!wrapperCommandStr.isEmpty())
+	{
+		wrapperCommandStr		= m_flow->substituteVariables(wrapperCommandStr);
+		auto wrapperArgs		= Commandline::splitArgs(wrapperCommandStr);
+		auto wrapperCommand		= wrapperArgs.takeFirst();
+		auto realWrapperCommand = QStandardPaths::findExecutable(wrapperCommand);
+		if (realWrapperCommand.isEmpty())
+		{
+			const char* reason = QT_TR_NOOP("The wrapper command \"%1\" couldn't be found.");
+			emit logLine(QString(reason).arg(wrapperCommand), MessageLevel::Fatal);
+			emitFailed(tr(reason).arg(wrapperCommand));
+			return;
+		}
+		emit logLine("Wrapper command is:\n" + wrapperCommandStr + "\n\n", MessageLevel::Launcher);
+		args.prepend(javaPath);
+		m_process.start(wrapperCommand, wrapperArgs + args);
+	}
+	else
+	{
+		m_process.start(javaPath, args);
+	}
+
+#ifdef Q_OS_LINUX
+	if (instance->settings()->get("EnableFeralGamemode").toBool()
+		&& APPLICATION->capabilities() & Application::SupportsGameMode)
+	{
+		auto pid = m_process.processId();
+		if (pid)
+		{
+			gamemode_request_start_for(pid);
+		}
+	}
+#endif
+}
+
+void LauncherPartLaunch::on_state(LoggedProcess::State state)
+{
+	switch (state)
+	{
+		case LoggedProcess::FailedToStart:
+		{
+			//: Error message displayed if instace can't start
+			const char* reason = QT_TR_NOOP("Could not launch Minecraft!");
+			emit logLine(reason, MessageLevel::Fatal);
+			emitFailed(tr(reason));
+			return;
+		}
+		case LoggedProcess::Aborted:
+		case LoggedProcess::Crashed:
+		{
+			m_flow->setPid(-1);
+			m_flow->instance()->setMinecraftRunning(false);
+			emitFailed(tr("Game crashed."));
+			return;
+		}
+		case LoggedProcess::Finished:
+		{
+			auto instance = m_flow->instance();
+			if (instance->settings()->get("CloseAfterLaunch").toBool())
+				APPLICATION->showMainWindow();
+
+			m_flow->setPid(-1);
+			m_flow->instance()->setMinecraftRunning(false);
+			// if the exit code wasn't 0, report this as a crash
+			auto exitCode = m_process.exitCode();
+			if (exitCode != 0)
+			{
+				emitFailed(tr("Game crashed."));
+				return;
+			}
+
+			// Set exit code in environment for post-launch hooks
+			auto env = m_process.processEnvironment();
+			env.insert("INST_EXITCODE", QString::number(exitCode));
+			env.insert("INST_NAME", instance->name());
+			env.insert("INST_ID", instance->id());
+			env.insert("INST_DIR", instance->instanceRoot());
+			// Post-launch command can be retrieved from instance settings
+			QString postExitCmd = instance->settings()->get("PostExitCommand").toString();
+			if (!postExitCmd.isEmpty())
+			{
+				emit logLine(tr("Running post-exit command: %1").arg(postExitCmd), MessageLevel::Launcher);
+				QProcess postProcess;
+				postProcess.setProcessEnvironment(env);
+				postProcess.setWorkingDirectory(instance->instanceRoot());
+				postProcess.start(postExitCmd);
+				postProcess.waitForFinished(30000); // 30 second timeout
+				if (postProcess.exitCode() != 0)
+				{
+					emit logLine(tr("Post-exit command failed with code %1").arg(postProcess.exitCode()),
+								 MessageLevel::Warning);
+				}
+			}
+
+			emitSucceeded();
+			break;
+		}
+		case LoggedProcess::Running:
+			emit logLine(QString("Minecraft process ID: %1\n\n").arg(m_process.processId()), MessageLevel::Launcher);
+			m_flow->setPid(m_process.processId());
+			// send the launch script to the launcher part
+			m_process.write(m_launchScript.toUtf8());
+
+			mayProceed = true;
+			emit readyForLaunch();
+			break;
+		default: break;
+	}
+}
+
+void LauncherPartLaunch::setWorkingDirectory(const QString& wd)
+{
+	m_process.setWorkingDirectory(wd);
+}
+
+void LauncherPartLaunch::proceed()
+{
+	if (mayProceed)
+	{
+		m_flow->instance()->setMinecraftRunning(true);
+		QString launchString("launch\n");
+		m_process.write(launchString.toUtf8());
+		mayProceed = false;
+	}
+}
+
+bool LauncherPartLaunch::abort()
+{
+	if (mayProceed)
+	{
+		mayProceed = false;
+		QString launchString("abort\n");
+		m_process.write(launchString.toUtf8());
+	}
+	else
+	{
+		auto state = m_process.state();
+		if (state == LoggedProcess::Running || state == LoggedProcess::Starting)
+		{
+			m_process.kill();
+		}
+	}
+	return true;
+}
diff --git a/archived/projt-launcher/launcher/minecraft/launch/LauncherPartLaunch.hpp b/archived/projt-launcher/launcher/minecraft/launch/LauncherPartLaunch.hpp
new file mode 100644
index 0000000000..0160980391
--- /dev/null
+++ b/archived/projt-launcher/launcher/minecraft/launch/LauncherPartLaunch.hpp
@@ -0,0 +1,82 @@
+// SPDX-License-Identifier: GPL-3.0-only AND Apache-2.0
+// 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.
+ *
+ * === Upstream License Block (Do Not Modify) ==============================
+ *
+ * Copyright 2013-2021 MultiMC Contributors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ======================================================================== */
+
+#pragma once
+
+#include <LoggedProcess.h>
+#include <launch/LaunchStage.hpp>
+#include <minecraft/auth/AuthSession.hpp>
+
+#include "MinecraftTarget.hpp"
+
+class LauncherPartLaunch : public projt::launch::LaunchStage
+{
+	Q_OBJECT
+  public:
+	explicit LauncherPartLaunch(projt::launch::LaunchPipeline* parent);
+	virtual ~LauncherPartLaunch() = default;
+
+	virtual void executeTask();
+	virtual bool abort();
+	virtual void proceed();
+	virtual bool canAbort() const
+	{
+		return true;
+	}
+	void setWorkingDirectory(const QString& wd);
+	void setAuthSession(AuthSessionPtr session)
+	{
+		m_session = session;
+	}
+
+	void setTargetToJoin(MinecraftTarget::Ptr targetToJoin)
+	{
+		m_targetToJoin = std::move(targetToJoin);
+	}
+
+  private slots:
+	void on_state(LoggedProcess::State state);
+
+  private:
+	LoggedProcess m_process;
+	QString m_command;
+	AuthSessionPtr m_session;
+	QString m_launchScript;
+	MinecraftTarget::Ptr m_targetToJoin;
+
+	bool mayProceed = false;
+};
diff --git a/archived/projt-launcher/launcher/minecraft/launch/MinecraftTarget.cpp b/archived/projt-launcher/launcher/minecraft/launch/MinecraftTarget.cpp
new file mode 100644
index 0000000000..5590ac05ed
--- /dev/null
+++ b/archived/projt-launcher/launcher/minecraft/launch/MinecraftTarget.cpp
@@ -0,0 +1,120 @@
+// SPDX-License-Identifier: GPL-3.0-only AND Apache-2.0
+// 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.
+ *
+ * === Upstream License Block (Do Not Modify) ==============================
+ *
+ * Copyright 2013-2021 MultiMC Contributors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ======================================================================== */
+
+#include "MinecraftTarget.hpp"
+
+#include <QRegularExpression>
+#include <QStringList>
+
+// Note: This parser intentionally mirrors Minecraft's address parsing behavior exactly,
+// including its tolerance for malformed input. Invalid addresses resolve to unusable
+// targets, which Minecraft handles at connection time. The isValid() method can be
+// used by callers requiring validation.
+MinecraftTarget MinecraftTarget::parse(const QString& fullAddress, bool useWorld)
+{
+	// Validate input - empty or whitespace-only addresses are invalid
+	QString trimmed = fullAddress.trimmed();
+	if (trimmed.isEmpty())
+	{
+		return MinecraftTarget{}; // Return empty target for invalid input
+	}
+
+	if (useWorld)
+	{
+		MinecraftTarget target;
+		target.world = trimmed;
+		return target;
+	}
+
+	QStringList split = trimmed.split(":");
+
+	// The logic below replicates the exact logic minecraft uses for parsing server addresses.
+	// While the conversion is not lossless and eats errors, it ensures the same behavior
+	// within Minecraft and ProjT Launcher when entering server addresses.
+	if (trimmed.startsWith("["))
+	{
+		int bracket = trimmed.indexOf("]");
+		if (bracket > 0)
+		{
+			QString ipv6 = trimmed.mid(1, bracket - 1);
+			QString port = trimmed.mid(bracket + 1).trimmed();
+
+			if (port.startsWith(":") && !ipv6.isEmpty())
+			{
+				port  = port.mid(1);
+				split = QStringList({ ipv6, port });
+			}
+			else
+			{
+				split = QStringList({ ipv6 });
+			}
+		}
+	}
+
+	if (split.size() > 2)
+	{
+		split = QStringList({ trimmed });
+	}
+
+	QString realAddress = split[0];
+
+	// Validate address is not empty after parsing
+	if (realAddress.isEmpty())
+	{
+		return MinecraftTarget{}; // Invalid address
+	}
+
+	quint16 realPort = 25565;
+	if (split.size() > 1)
+	{
+		bool ok;
+		uint portValue = split[1].toUInt(&ok);
+
+		// Validate port is in valid range (1-65535)
+		if (ok && portValue > 0 && portValue <= 65535)
+		{
+			realPort = static_cast<quint16>(portValue);
+		}
+		else
+		{
+			// Invalid port, use default
+			realPort = 25565;
+		}
+	}
+
+	return MinecraftTarget{ realAddress, realPort };
+}
diff --git a/archived/projt-launcher/launcher/minecraft/launch/MinecraftTarget.hpp b/archived/projt-launcher/launcher/minecraft/launch/MinecraftTarget.hpp
new file mode 100644
index 0000000000..11ff4b9bab
--- /dev/null
+++ b/archived/projt-launcher/launcher/minecraft/launch/MinecraftTarget.hpp
@@ -0,0 +1,58 @@
+// SPDX-License-Identifier: GPL-3.0-only AND Apache-2.0
+// 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.
+ *
+ * === Upstream License Block (Do Not Modify) ==============================
+ *
+ * Copyright 2013-2021 MultiMC Contributors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ======================================================================== */
+
+#pragma once
+
+#include <memory>
+
+#include <QString>
+
+struct MinecraftTarget
+{
+	QString address;
+	quint16 port;
+
+	QString world;
+	static MinecraftTarget parse(const QString& fullAddress, bool useWorld);
+
+	bool isValid() const
+	{
+		return !address.isEmpty() || !world.isEmpty();
+	}
+
+	using Ptr = std::shared_ptr<MinecraftTarget>;
+};
diff --git a/archived/projt-launcher/launcher/minecraft/launch/ModMinecraftJar.cpp b/archived/projt-launcher/launcher/minecraft/launch/ModMinecraftJar.cpp
new file mode 100644
index 0000000000..f635420498
--- /dev/null
+++ b/archived/projt-launcher/launcher/minecraft/launch/ModMinecraftJar.cpp
@@ -0,0 +1,123 @@
+// 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.
+ *
+ * === Upstream License Block (Do Not Modify) ==============================
+ *
+ *  Prism Launcher - Minecraft Launcher
+ *  Copyright (C) 2022 Sefa Eyeoglu <contact@scrumplex.net>
+ *
+ *  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.
+ *
+ * This file incorporates work covered by the following copyright and
+ * permission notice:
+ *
+ *      Copyright 2013-2021 MultiMC Contributors
+ *
+ *      Licensed under the Apache License, Version 2.0 (the "License");
+ *      you may not use this file except in compliance with the License.
+ *      You may obtain a copy of the License at
+ *
+ *          http://www.apache.org/licenses/LICENSE-2.0
+ *
+ *      Unless required by applicable law or agreed to in writing, software
+ *      distributed under the License is distributed on an "AS IS" BASIS,
+ *      WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ *      See the License for the specific language governing permissions and
+ *      limitations under the License.
+ *
+ * ======================================================================== */
+
+#include "ModMinecraftJar.hpp"
+#include "FileSystem.h"
+#include "MMCZip.h"
+#include "launch/LaunchPipeline.hpp"
+#include "minecraft/MinecraftInstance.h"
+#include "minecraft/PackProfile.h"
+
+void ModMinecraftJar::executeTask()
+{
+	auto m_inst = m_flow->instance();
+
+	if (!m_inst->getJarMods().size())
+	{
+		emitSucceeded();
+		return;
+	}
+	// nuke obsolete stripped jar(s) if needed
+	if (!FS::ensureFolderPathExists(m_inst->binRoot()))
+	{
+		emitFailed(tr("Couldn't create the bin folder for Minecraft.jar"));
+	}
+
+	auto finalJarPath = QDir(m_inst->binRoot()).absoluteFilePath("minecraft.jar");
+	if (!removeJar())
+	{
+		emitFailed(tr("Couldn't remove stale jar file: %1").arg(finalJarPath));
+	}
+
+	// create temporary modded jar, if needed
+	auto components = m_inst->getPackProfile();
+	auto profile	= components->getProfile();
+	auto jarMods	= m_inst->getJarMods();
+	if (jarMods.size())
+	{
+		auto mainJar = profile->getMainJar();
+		QStringList jars, temp1, temp2, temp3, temp4;
+		mainJar->getApplicableFiles(m_inst->runtimeContext(), jars, temp1, temp2, temp3, m_inst->getLocalLibraryPath());
+		auto sourceJarPath = jars[0];
+		if (!MMCZip::createModdedJar(sourceJarPath, finalJarPath, jarMods))
+		{
+			emitFailed(tr("Failed to create the custom Minecraft jar file."));
+			return;
+		}
+	}
+	emitSucceeded();
+}
+
+void ModMinecraftJar::finalize()
+{
+	removeJar();
+}
+
+bool ModMinecraftJar::removeJar()
+{
+	auto m_inst		  = m_flow->instance();
+	auto finalJarPath = QDir(m_inst->binRoot()).absoluteFilePath("minecraft.jar");
+	QFile finalJar(finalJarPath);
+	if (finalJar.exists())
+	{
+		if (!finalJar.remove())
+		{
+			return false;
+		}
+	}
+	return true;
+}
diff --git a/archived/projt-launcher/launcher/minecraft/launch/ModMinecraftJar.hpp b/archived/projt-launcher/launcher/minecraft/launch/ModMinecraftJar.hpp
new file mode 100644
index 0000000000..0dee222941
--- /dev/null
+++ b/archived/projt-launcher/launcher/minecraft/launch/ModMinecraftJar.hpp
@@ -0,0 +1,59 @@
+// SPDX-License-Identifier: GPL-3.0-only AND Apache-2.0
+// 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.
+ *
+ * === Upstream License Block (Do Not Modify) ==============================
+ *
+ * Copyright 2013-2021 MultiMC Contributors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ======================================================================== */
+
+#pragma once
+
+#include <launch/LaunchStage.hpp>
+#include <memory>
+
+class ModMinecraftJar : public projt::launch::LaunchStage
+{
+	Q_OBJECT
+  public:
+	explicit ModMinecraftJar(projt::launch::LaunchPipeline* parent) : projt::launch::LaunchStage(parent) {};
+	virtual ~ModMinecraftJar() {};
+
+	virtual void executeTask() override;
+	virtual bool canAbort() const override
+	{
+		return false;
+	}
+	void finalize() override;
+
+  private:
+	bool removeJar();
+};
diff --git a/archived/projt-launcher/launcher/minecraft/launch/PrintInstanceInfo.cpp b/archived/projt-launcher/launcher/minecraft/launch/PrintInstanceInfo.cpp
new file mode 100644
index 0000000000..186254353c
--- /dev/null
+++ b/archived/projt-launcher/launcher/minecraft/launch/PrintInstanceInfo.cpp
@@ -0,0 +1,110 @@
+// SPDX-License-Identifier: GPL-3.0-only AND Apache-2.0
+// 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.
+ *
+ * === Upstream License Block (Do Not Modify) ==============================
+ *
+ * Copyright 2013-2021 MultiMC Contributors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ======================================================================== */
+
+#include <cstdio>
+#include <cstring>
+#include <string>
+
+#include <QSysInfo>
+#include <launch/LaunchPipeline.hpp>
+#include "PrintInstanceInfo.hpp"
+
+#include "HardwareInfo.h"
+
+#if defined(Q_OS_FREEBSD)
+namespace
+{
+	void runSysctlHwModel(QStringList& log)
+	{
+		char buff[512];
+		FILE* hwmodel = popen("sysctl hw.model", "r");
+		while (fgets(buff, 512, hwmodel) != nullptr)
+		{
+			log << QString::fromUtf8(buff);
+			break;
+		}
+		pclose(hwmodel);
+	}
+
+	void runPciconf(QStringList& log)
+	{
+		char buff[512];
+		std::string strcard;
+		FILE* pciconf = popen("pciconf -lv -a vgapci0", "r");
+		while (fgets(buff, 512, pciconf) != nullptr)
+		{
+			if (strncmp(buff, "    vendor", 10) == 0)
+			{
+				std::string str(buff);
+				strcard.append(
+					str.substr(str.find_first_of("'") + 1, str.find_last_not_of("'") - (str.find_first_of("'") + 2)));
+				strcard.append(" ");
+			}
+			else if (strncmp(buff, "    device", 10) == 0)
+			{
+				std::string str2(buff);
+				strcard.append(
+					str2.substr(str2.find_first_of("'") + 1, str2.find_last_not_of("'") - (str2.find_first_of("'") + 2)));
+			}
+			log << QString::fromStdString(strcard);
+			break;
+		}
+		pclose(pciconf);
+	}
+} // namespace
+#endif
+
+void PrintInstanceInfo::executeTask()
+{
+	auto instance = m_flow->instance();
+	QStringList log;
+
+	log << "OS: " + QString("%1 | %2 | %3").arg(QSysInfo::prettyProductName(), QSysInfo::kernelType(), QSysInfo::kernelVersion());
+#ifdef Q_OS_FREEBSD
+	::runSysctlHwModel(log);
+	::runPciconf(log);
+#else
+	log << "CPU: " + HardwareInfo::cpuInfo();
+	log << QString("RAM: %1 MiB (available: %2 MiB)").arg(HardwareInfo::totalRamMiB()).arg(HardwareInfo::availableRamMiB());
+#endif
+	log.append(HardwareInfo::gpuInfo());
+	log << "";
+
+	logLines(log, MessageLevel::Launcher);
+	logLines(instance->verboseDescription(m_session, m_targetToJoin), MessageLevel::Launcher);
+	emitSucceeded();
+}
diff --git a/archived/projt-launcher/launcher/minecraft/launch/PrintInstanceInfo.hpp b/archived/projt-launcher/launcher/minecraft/launch/PrintInstanceInfo.hpp
new file mode 100644
index 0000000000..10bf98a66d
--- /dev/null
+++ b/archived/projt-launcher/launcher/minecraft/launch/PrintInstanceInfo.hpp
@@ -0,0 +1,65 @@
+// SPDX-License-Identifier: GPL-3.0-only AND Apache-2.0
+// 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.
+ *
+ * === Upstream License Block (Do Not Modify) ==============================
+ *
+ * Copyright 2013-2021 MultiMC Contributors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ======================================================================== */
+
+#pragma once
+
+#include <launch/LaunchStage.hpp>
+#include "minecraft/auth/AuthSession.hpp"
+#include "minecraft/launch/MinecraftTarget.hpp"
+
+class PrintInstanceInfo : public projt::launch::LaunchStage
+{
+	Q_OBJECT
+  public:
+	explicit PrintInstanceInfo(projt::launch::LaunchPipeline* parent,
+							   AuthSessionPtr session,
+							   MinecraftTarget::Ptr targetToJoin)
+		: projt::launch::LaunchStage(parent),
+		  m_session(session),
+		  m_targetToJoin(targetToJoin) {};
+	virtual ~PrintInstanceInfo() = default;
+
+	virtual void executeTask();
+	virtual bool canAbort() const
+	{
+		return false;
+	}
+
+  private:
+	AuthSessionPtr m_session;
+	MinecraftTarget::Ptr m_targetToJoin;
+};
diff --git a/archived/projt-launcher/launcher/minecraft/launch/ReconstructAssets.cpp b/archived/projt-launcher/launcher/minecraft/launch/ReconstructAssets.cpp
new file mode 100644
index 0000000000..9f719f3539
--- /dev/null
+++ b/archived/projt-launcher/launcher/minecraft/launch/ReconstructAssets.cpp
@@ -0,0 +1,57 @@
+// SPDX-License-Identifier: GPL-3.0-only AND Apache-2.0
+// 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.
+ *
+ * === Upstream License Block (Do Not Modify) ==============================
+ *
+ * Copyright 2013-2021 MultiMC Contributors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ======================================================================== */
+
+#include "ReconstructAssets.hpp"
+#include "launch/LaunchPipeline.hpp"
+#include "minecraft/AssetsUtils.h"
+#include "minecraft/MinecraftInstance.h"
+#include "minecraft/PackProfile.h"
+
+void ReconstructAssets::executeTask()
+{
+	auto instance	= m_flow->instance();
+	auto components = instance->getPackProfile();
+	auto profile	= components->getProfile();
+	auto assets		= profile->getMinecraftAssets();
+
+	if (!AssetsUtils::reconstructAssets(assets->id, instance->resourcesDir()))
+	{
+		emit logLine("Failed to reconstruct Minecraft assets.", MessageLevel::Error);
+	}
+
+	emitSucceeded();
+}
diff --git a/archived/projt-launcher/launcher/minecraft/launch/ReconstructAssets.hpp b/archived/projt-launcher/launcher/minecraft/launch/ReconstructAssets.hpp
new file mode 100644
index 0000000000..715d78cbd4
--- /dev/null
+++ b/archived/projt-launcher/launcher/minecraft/launch/ReconstructAssets.hpp
@@ -0,0 +1,55 @@
+// SPDX-License-Identifier: GPL-3.0-only AND Apache-2.0
+// 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.
+ *
+ * === Upstream License Block (Do Not Modify) ==============================
+ *
+ * Copyright 2013-2021 MultiMC Contributors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ======================================================================== */
+
+#pragma once
+
+#include <launch/LaunchStage.hpp>
+#include <memory>
+
+class ReconstructAssets : public projt::launch::LaunchStage
+{
+	Q_OBJECT
+  public:
+	explicit ReconstructAssets(projt::launch::LaunchPipeline* parent) : projt::launch::LaunchStage(parent) {};
+	virtual ~ReconstructAssets() {};
+
+	void executeTask() override;
+	bool canAbort() const override
+	{
+		return false;
+	}
+};
diff --git a/archived/projt-launcher/launcher/minecraft/launch/ScanModFolders.cpp b/archived/projt-launcher/launcher/minecraft/launch/ScanModFolders.cpp
new file mode 100644
index 0000000000..bad7feca25
--- /dev/null
+++ b/archived/projt-launcher/launcher/minecraft/launch/ScanModFolders.cpp
@@ -0,0 +1,116 @@
+// 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.
+ *
+ * === Upstream License Block (Do Not Modify) ==============================
+ *
+ *  Prism Launcher - Minecraft Launcher
+ *  Copyright (C) 2022 Sefa Eyeoglu <contact@scrumplex.net>
+ *
+ *  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.
+ *
+ * This file incorporates work covered by the following copyright and
+ * permission notice:
+ *
+ *      Copyright 2013-2021 MultiMC Contributors
+ *
+ *      Licensed under the Apache License, Version 2.0 (the "License");
+ *      you may not use this file except in compliance with the License.
+ *      You may obtain a copy of the License at
+ *
+ *          http://www.apache.org/licenses/LICENSE-2.0
+ *
+ *      Unless required by applicable law or agreed to in writing, software
+ *      distributed under the License is distributed on an "AS IS" BASIS,
+ *      WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ *      See the License for the specific language governing permissions and
+ *      limitations under the License.
+ *
+ * ======================================================================== */
+
+#include "ScanModFolders.hpp"
+#include "FileSystem.h"
+#include "MMCZip.h"
+#include "launch/LaunchPipeline.hpp"
+#include "minecraft/MinecraftInstance.h"
+#include "minecraft/mod/ModFolderModel.hpp"
+
+void ScanModFolders::executeTask()
+{
+	auto m_inst = m_flow->instance();
+
+	auto loaders = m_inst->loaderModList();
+	connect(loaders.get(), &ModFolderModel::updateFinished, this, &ScanModFolders::modsDone);
+	if (!loaders->update())
+	{
+		m_modsDone = true;
+	}
+
+	auto cores = m_inst->coreModList();
+	connect(cores.get(), &ModFolderModel::updateFinished, this, &ScanModFolders::coreModsDone);
+	if (!cores->update())
+	{
+		m_coreModsDone = true;
+	}
+
+	auto nils = m_inst->nilModList();
+	connect(nils.get(), &ModFolderModel::updateFinished, this, &ScanModFolders::nilModsDone);
+	if (!nils->update())
+	{
+		m_nilModsDone = true;
+	}
+	checkDone();
+}
+
+void ScanModFolders::modsDone()
+{
+	m_modsDone = true;
+	checkDone();
+}
+
+void ScanModFolders::coreModsDone()
+{
+	m_coreModsDone = true;
+	checkDone();
+}
+
+void ScanModFolders::nilModsDone()
+{
+	m_nilModsDone = true;
+	checkDone();
+}
+
+void ScanModFolders::checkDone()
+{
+	if (m_modsDone && m_coreModsDone && m_nilModsDone)
+	{
+		emitSucceeded();
+	}
+}
diff --git a/archived/projt-launcher/launcher/minecraft/launch/ScanModFolders.hpp b/archived/projt-launcher/launcher/minecraft/launch/ScanModFolders.hpp
new file mode 100644
index 0000000000..13648fc9d6
--- /dev/null
+++ b/archived/projt-launcher/launcher/minecraft/launch/ScanModFolders.hpp
@@ -0,0 +1,67 @@
+// SPDX-License-Identifier: GPL-3.0-only AND Apache-2.0
+// 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.
+ *
+ * === Upstream License Block (Do Not Modify) ==============================
+ *
+ * Copyright 2013-2021 MultiMC Contributors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ======================================================================== */
+
+#pragma once
+
+#include <launch/LaunchStage.hpp>
+#include <memory>
+
+class ScanModFolders : public projt::launch::LaunchStage
+{
+	Q_OBJECT
+  public:
+	explicit ScanModFolders(projt::launch::LaunchPipeline* parent) : projt::launch::LaunchStage(parent) {};
+	virtual ~ScanModFolders() {};
+
+	virtual void executeTask() override;
+	virtual bool canAbort() const override
+	{
+		return false;
+	}
+  private slots:
+	void coreModsDone();
+	void modsDone();
+	void nilModsDone();
+
+  private:
+	void checkDone();
+
+  private: // DATA
+	bool m_modsDone		= false;
+	bool m_nilModsDone	= false;
+	bool m_coreModsDone = false;
+};
diff --git a/archived/projt-launcher/launcher/minecraft/launch/VerifyJavaInstall.cpp b/archived/projt-launcher/launcher/minecraft/launch/VerifyJavaInstall.cpp
new file mode 100644
index 0000000000..18c6d0efca
--- /dev/null
+++ b/archived/projt-launcher/launcher/minecraft/launch/VerifyJavaInstall.cpp
@@ -0,0 +1,80 @@
+// 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 "VerifyJavaInstall.hpp"
+#include <memory>
+
+#include "Application.h"
+#include "MessageLevel.h"
+#include "java/core/RuntimeVersion.hpp"
+#include "minecraft/MinecraftInstance.h"
+#include "minecraft/PackProfile.h"
+
+void VerifyJavaInstall::executeTask()
+{
+	auto instance			 = m_flow->instance();
+	auto packProfile		 = instance->getPackProfile();
+	auto settings			 = instance->settings();
+	auto storedVersion		 = settings->get("JavaVersion").toString();
+	auto ignoreCompatibility = settings->get("IgnoreJavaCompatibility").toBool();
+	auto javaArchitecture	 = settings->get("JavaArchitecture").toString();
+	auto maxMemAlloc		 = settings->get("MaxMemAlloc").toInt();
+
+	if (javaArchitecture == "32" && maxMemAlloc > 2048)
+	{
+		emit logLine(tr("Max memory allocation exceeds the supported value.\n"
+						"The selected installation of Java is 32-bit and doesn't support more than 2048MiB of RAM.\n"
+						"The instance may not start due to this."),
+					 MessageLevel::Error);
+	}
+
+	auto compatibleMajors = packProfile->getProfile()->getCompatibleJavaMajors();
+
+	projt::java::RuntimeVersion javaVersion(storedVersion);
+
+	if (compatibleMajors.isEmpty() || compatibleMajors.contains(javaVersion.major()))
+	{
+		emitSucceeded();
+		return;
+	}
+
+	if (ignoreCompatibility)
+	{
+		emit logLine(tr("Java major version is incompatible. Things might break."), MessageLevel::Warning);
+		emitSucceeded();
+		return;
+	}
+
+	emit logLine(tr("This instance is not compatible with Java version %1.\n"
+					"Please switch to one of the following Java versions for this instance:")
+					 .arg(javaVersion.major()),
+				 MessageLevel::Error);
+	for (auto major : compatibleMajors)
+	{
+		emit logLine(tr("Java version %1").arg(major), MessageLevel::Error);
+	}
+	emit logLine(tr("Go to instance Java settings to change your Java version or disable the Java compatibility check "
+					"if you know what "
+					"you're doing."),
+				 MessageLevel::Error);
+
+	emitFailed(QString("Incompatible Java major version"));
+}
diff --git a/archived/projt-launcher/launcher/minecraft/launch/VerifyJavaInstall.hpp b/archived/projt-launcher/launcher/minecraft/launch/VerifyJavaInstall.hpp
new file mode 100644
index 0000000000..ec5961e0a7
--- /dev/null
+++ b/archived/projt-launcher/launcher/minecraft/launch/VerifyJavaInstall.hpp
@@ -0,0 +1,40 @@
+// 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.
+ */
+
+#pragma once
+
+#include <launch/LaunchStage.hpp>
+#include <launch/LaunchPipeline.hpp>
+
+class VerifyJavaInstall : public projt::launch::LaunchStage
+{
+	Q_OBJECT
+
+  public:
+	explicit VerifyJavaInstall(projt::launch::LaunchPipeline* parent) : projt::launch::LaunchStage(parent) {};
+	~VerifyJavaInstall() override = default;
+
+	void executeTask() override;
+	bool canAbort() const override
+	{
+		return false;
+	}
+};