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diff --git a/archived/projt-launcher/launcher/logs/LogEventParser.hpp b/archived/projt-launcher/launcher/logs/LogEventParser.hpp
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+++ b/archived/projt-launcher/launcher/logs/LogEventParser.hpp
@@ -0,0 +1,90 @@
+// 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 <QAnyStringView>
+#include <QDateTime>
+#include <QList>
+#include <QString>
+#include <QStringView>
+#include <QXmlStreamReader>
+#include <optional>
+#include <variant>
+
+#include "MessageLevel.h"
+
+namespace projt::logs
+{
+	class LogEventParser
+	{
+	  public:
+		struct LogRecord
+		{
+			QString logger;
+			MessageLevel::Enum level = MessageLevel::Unknown;
+			QString levelText;
+			QDateTime timestamp;
+			QString thread;
+			QString message;
+		};
+
+		struct RawLine
+		{
+			QString text;
+		};
+
+		struct PendingChunk
+		{
+			QString data;
+		};
+
+		struct ParseFailure
+		{
+			QString message;
+			QXmlStreamReader::Error code = QXmlStreamReader::Error::NoError;
+		};
+
+		using Item = std::variant<LogRecord, RawLine, PendingChunk>;
+
+		LogEventParser() = default;
+
+		void pushLine(QAnyStringView data);
+		std::optional<Item> popNext();
+		QList<Item> drainAvailable();
+		std::optional<ParseFailure> lastError() const;
+
+		static MessageLevel::Enum guessLevelFromLine(const QString& line, MessageLevel::Enum fallback);
+
+	  private:
+		std::optional<LogRecord> readEventAttributes();
+		std::optional<Item> parseLog4jEvent();
+		bool isPotentialLog4j(QStringView view) const;
+		bool looksCompleteLog4j() const;
+		void captureError();
+		void clearError();
+
+		QString m_buffer;
+		QString m_holdover;
+		QXmlStreamReader m_reader;
+		std::optional<ParseFailure> m_error;
+	};
+} // namespace projt::logs