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diff --git a/archived/projt-launcher/launcher/DefaultVariable.h b/archived/projt-launcher/launcher/DefaultVariable.h
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index 0000000000..cd8b6919e8
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+++ b/archived/projt-launcher/launcher/DefaultVariable.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.
+ */
+#pragma once
+
+template <typename T>
+class DefaultVariable
+{
+  public:
+	DefaultVariable(const T& value)
+	{
+		defaultValue = value;
+	}
+	DefaultVariable<T>& operator=(const T& value)
+	{
+		currentValue = value;
+		is_default	 = currentValue == defaultValue;
+		is_explicit	 = true;
+		return *this;
+	}
+	operator const T&() const
+	{
+		return is_default ? defaultValue : currentValue;
+	}
+	bool isDefault() const
+	{
+		return is_default;
+	}
+	bool isExplicit() const
+	{
+		return is_explicit;
+	}
+
+  private:
+	T currentValue;
+	T defaultValue;
+	bool is_default	 = true;
+	bool is_explicit = false;
+};