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diff --git a/archived/projt-launcher/launcher/InstanceImportTask.h b/archived/projt-launcher/launcher/InstanceImportTask.h
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+++ b/archived/projt-launcher/launcher/InstanceImportTask.h
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+// 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.
+ *
+   ======================================================================== */
+
+#pragma once
+
+#include <QFuture>
+#include <QFutureWatcher>
+#include <QUrl>
+#include "InstanceTask.h"
+
+class QuaZip;
+
+class InstanceImportTask : public InstanceTask
+{
+	Q_OBJECT
+  public:
+	explicit InstanceImportTask(const QUrl& sourceUrl,
+								QWidget* parent						= nullptr,
+								QMap<QString, QString>&& extra_info = {});
+	virtual ~InstanceImportTask() = default;
+	bool abort() override;
+
+  protected:
+	//! Entry point for tasks.
+	virtual void executeTask() override;
+
+  private:
+	void processMultiMC();
+	void processTechnic();
+	void processFlame();
+	void processModrinth();
+	QString getRootFromZip(QuaZip* zip, const QString& root = "");
+
+  private slots:
+	void processZipPack();
+	void extractFinished();
+
+  private: /* data */
+	QUrl m_sourceUrl;
+	QString m_archivePath;
+	Task::Ptr m_task;
+	enum class ModpackType
+	{
+		Unknown,
+		MultiMC,
+		Technic,
+		Flame,
+		Modrinth,
+	} m_modpackType = ModpackType::Unknown;
+
+	// Extra info we might need, that's available before, but can't be derived from
+	// the source URL / the resource it points to alone.
+	QMap<QString, QString> m_extra_info;
+
+	void downloadFromUrl();
+};