diff --git a/O2JamConverter/Encoder.cs b/O2JamConverter/Encoder.cs
new file mode 100644
index 0000000..ad746c7
--- /dev/null
+++ b/O2JamConverter/Encoder.cs
@@ -0,0 +1,83 @@
+using System;
+using System.Diagnostics;
+using TagLib;
+
+namespace O2JamConverter
+{
+    public static class Encoder
+    {
+        public static bool EncodeToMp3(string wavPath, string mp3Path)
+        {
+            // We assume 'lame' is in the system's PATH.
+            // Using -V 2 for high quality VBR, a good default.
+            string arguments = $"-V 2 \"{wavPath}\" \"{mp3Path}\"";
+            try
+            {
+                using (var process = new Process())
+                {
+                    process.StartInfo = new ProcessStartInfo
+                    {
+                        FileName = "lame",
+                        Arguments = arguments,
+                        UseShellExecute = false,
+                        RedirectStandardOutput = true,
+                        RedirectStandardError = true,
+                        CreateNoWindow = true,
+                    };
+
+                    process.Start();
+                    string stdOut = process.StandardOutput.ReadToEnd();
+                    string stdErr = process.StandardError.ReadToEnd();
+                    process.WaitForExit();
+
+                    if (process.ExitCode != 0)
+                    {
+                        Console.WriteLine("LAME encoder failed.");
+                        Console.WriteLine("STDOUT: " + stdOut);
+                        Console.WriteLine("STDERR: " + stdErr);
+                        return false;
+                    }
+                    return true;
+                }
+            }
+            catch (Exception ex)
+            {
+                Console.WriteLine("Failed to run LAME encoder. Is 'lame' installed and in your PATH?");
+                Console.WriteLine(ex.Message);
+                return false;
+            }
+        }
+
+        public static void TagMp3(string mp3Path, MusicHeader header)
+        {
+            try
+            {
+                var file = TagLib.File.Create(mp3Path);
+                file.Tag.Title = header.Title;
+                file.Tag.Performers = new[] { header.Artist };
+                file.Tag.AlbumArtists = new[] { header.Charter }; // Using AlbumArtists for the charter.
+                file.Tag.Genres = new[] { MapGenre(header.NewGenreCode) };
+                // file.Tag.Track = (uint)header.NewSongID; // NewSongID can be 0, which is invalid for Track.
+
+                file.Tag.Comment = "Generated by O2JamConverter";
+
+                file.Save();
+            }
+            catch (Exception ex)
+            {
+                Console.WriteLine($"Failed to write tags to {mp3Path}: {ex.Message}");
+            }
+        }
+
+        private static string MapGenre(uint genreCode)
+        {
+            // This mapping is from the C++ source code.
+            string[] genres = { "Ballad", "Rock", "Dance", "Techno", "Hip-hop", "Soul/R&B", "Jazz", "Funk", "Classical", "Traditional", "Etc" };
+            if (genreCode < genres.Length)
+            {
+                return genres[genreCode];
+            }
+            return "Etc";
+        }
+    }
+}
diff --git a/O2JamConverter/FileFormats.cs b/O2JamConverter/FileFormats.cs
new file mode 100644
index 0000000..a1b36d6
--- /dev/null
+++ b/O2JamConverter/FileFormats.cs
@@ -0,0 +1,65 @@
+namespace O2JamConverter
+{
+    // Corresponds to the MusicHeader struct in the C++ project.
+    // Note: The char arrays (strings) will be handled during binary reading.
+    public class MusicHeader
+    {
+        public uint NewSongID;
+        public uint FileSignature;
+        public float NewEncVersion;
+        public uint NewGenreCode;
+        public float Tempo;
+        public ushort[] Level { get; set; } = new ushort[3];
+        public uint[] NumEvents { get; set; } = new uint[3];
+        public uint[] NumNotes { get; set; } = new uint[3];
+        public uint[] NumMeasures { get; set; } = new uint[3];
+        public uint[] NumNoteSets { get; set; } = new uint[3];
+        public ushort OldEncVersion;
+        public ushort OldSongID;
+        public string OldGenre { get; set; } = "";
+        public uint OldCoverArtSize;
+        public float NoteChartVersion;
+        public string Title { get; set; } = "";
+        public string Artist { get; set; } = "";
+        public string Charter { get; set; } = "";
+        public string OJMFile { get; set; } = "";
+        public uint NewCoverArtSize;
+        public uint[] Duration { get; set; } = new uint[3];
+        public uint[] DataOffset { get; set; } = new uint[4];
+    }
+
+    // Base class for musical events.
+    public abstract class Event
+    {
+        public uint Measure;
+        public uint Grid;
+        public float Time;
+        public bool IsApplied;
+    }
+
+    // Represents a tempo change event.
+    public class TempoEvent : Event
+    {
+        public float Value;
+    }
+
+    // Represents a note/sound event.
+    public class SoundEvent : Event
+    {
+        public ushort RefID;
+        public sbyte Volume;
+        public sbyte Pan;
+        public byte NoteType;
+    }
+
+    // Represents a decoded audio sample.
+    public class Sample
+    {
+        public ushort RefID;
+        public uint Filesize;
+        public byte BankType;
+        public string Name { get; set; } = "";
+        // In the C# version, this will hold the raw WAV data.
+        public byte[]? AudioData { get; set; }
+    }
+}
diff --git a/O2JamConverter/MusicRenderer.cs b/O2JamConverter/MusicRenderer.cs
new file mode 100644
index 0000000..a21838a
--- /dev/null
+++ b/O2JamConverter/MusicRenderer.cs
@@ -0,0 +1,65 @@
+using NAudio.Wave;
+using NAudio.Wave.SampleProviders;
+using System;
+using System.Collections.Generic;
+using System.IO;
+using System.Linq;
+
+namespace O2JamConverter
+{
+    public static class MusicRenderer
+    {
+        public static void RenderToFile(string outputPath, List<SoundEvent> soundEvents, List<Sample> samples)
+        {
+            if (!soundEvents.Any())
+            {
+                Console.WriteLine("No sound events to render.");
+                return;
+            }
+
+            // Define a standard output format. NAudio's mixer will resample inputs to match.
+            var outputFormat = new WaveFormat(44100, 16, 2);
+            var mixer = new MixingSampleProvider(outputFormat);
+
+            // Create a dictionary of sample data for quick lookup.
+            var sampleData = samples.Where(s => s.AudioData != null)
+                                    .ToDictionary(s => s.RefID, s => s.AudioData);
+
+            foreach (var soundEvent in soundEvents)
+            {
+                if (sampleData.TryGetValue(soundEvent.RefID, out var audioBytes))
+                {
+                    // For each event, create a new reader from the sample's byte array.
+                    var reader = new WaveFileReader(new MemoryStream(audioBytes!));
+
+                    // Convert to a sample provider. The mixer will handle resampling if needed.
+                    ISampleProvider sampleProvider = reader.ToSampleProvider();
+
+                    // Apply volume and pan if the data is available in the event.
+                    // Note: The original C++ code didn't seem to use volume/pan, but we support it here.
+                    if (soundEvent.Volume != 0 || soundEvent.Pan != 0)
+                    {
+                        var panningProvider = new PanningSampleProvider(sampleProvider);
+                        // Pan is -1 (left) to 1 (right). O2Jam is -100 to 100? Let's assume a simple mapping.
+                        panningProvider.Pan = Math.Max(-1.0f, Math.Min(1.0f, soundEvent.Pan / 100.0f));
+                        sampleProvider = panningProvider;
+
+                        // Volume is not directly available in ISampleProvider, but we can wrap it.
+                        // We'll skip volume for now to keep it simple, as it wasn't used in the C++ source.
+                    }
+
+                    // Schedule the sample to be played at the correct time.
+                    var offsetProvider = new OffsetSampleProvider(sampleProvider)
+                    {
+                        DelayBy = TimeSpan.FromMilliseconds(soundEvent.Time)
+                    };
+
+                    mixer.AddMixerInput(offsetProvider);
+                }
+            }
+
+            // Render the mixed audio to a 16-bit WAV file.
+            WaveFileWriter.CreateWaveFile16(outputPath, mixer);
+        }
+    }
+}
diff --git a/O2JamConverter/O2JamConverter.csproj b/O2JamConverter/O2JamConverter.csproj
new file mode 100644
index 0000000..8f6f7a8
--- /dev/null
+++ b/O2JamConverter/O2JamConverter.csproj
@@ -0,0 +1,17 @@
+<Project Sdk="Microsoft.NET.Sdk">
+
+  <PropertyGroup>
+    <OutputType>Exe</OutputType>
+    <TargetFramework>net8.0</TargetFramework>
+    <ImplicitUsings>enable</ImplicitUsings>
+    <Nullable>enable</Nullable>
+  </PropertyGroup>
+
+  <ItemGroup>
+    <PackageReference Include="CommandLineParser" Version="2.9.1" />
+    <PackageReference Include="NAudio" Version="2.2.1" />
+    <PackageReference Include="System.Text.Encoding.CodePages" Version="9.0.9" />
+    <PackageReference Include="TagLibSharp" Version="2.3.0" />
+  </ItemGroup>
+
+</Project>
diff --git a/O2JamConverter/OjmParser.cs b/O2JamConverter/OjmParser.cs
new file mode 100644
index 0000000..7696eb7
--- /dev/null
+++ b/O2JamConverter/OjmParser.cs
@@ -0,0 +1,208 @@
+using System;
+using System.Collections.Generic;
+using System.IO;
+using System.Text;
+
+namespace O2JamConverter
+{
+    public static class OjmParser
+    {
+        private static readonly Encoding KoreanEncoding = Encoding.GetEncoding("EUC-KR");
+
+        private static readonly byte[] RearrangeTable = {
+            0x10, 0x0E, 0x02, 0x09, 0x04, 0x00, 0x07, 0x01, 0x06, 0x08, 0x0F, 0x0A, 0x05, 0x0C, 0x03, 0x0D,
+            0x0B, 0x07, 0x02, 0x0A, 0x0B, 0x03, 0x05, 0x0D, 0x08, 0x04, 0x00, 0x0C, 0x06, 0x0F, 0x0E, 0x10,
+            0x01, 0x09, 0x0C, 0x0D, 0x03, 0x00, 0x06, 0x09, 0x0A, 0x01, 0x07, 0x08, 0x10, 0x02, 0x0B, 0x0E,
+            0x04, 0x0F, 0x05, 0x08, 0x03, 0x04, 0x0D, 0x06, 0x05, 0x0B, 0x10, 0x02, 0x0C, 0x07, 0x09, 0x0A,
+            0x0F, 0x0E, 0x00, 0x01, 0x0F, 0x02, 0x0C, 0x0D, 0x00, 0x04, 0x01, 0x05, 0x07, 0x03, 0x09, 0x10,
+            0x06, 0x0B, 0x0A, 0x08, 0x0E, 0x00, 0x04, 0x0B, 0x10, 0x0F, 0x0D, 0x0C, 0x06, 0x05, 0x07, 0x01,
+            0x02, 0x03, 0x08, 0x09, 0x0A, 0x0E, 0x03, 0x10, 0x08, 0x07, 0x06, 0x09, 0x0E, 0x0D, 0x00, 0x0A,
+            0x0B, 0x04, 0x05, 0x0C, 0x02, 0x01, 0x0F, 0x04, 0x0E, 0x10, 0x0F, 0x05, 0x08, 0x07, 0x0B, 0x00,
+            0x01, 0x06, 0x02, 0x0C, 0x09, 0x03, 0x0A, 0x0D, 0x06, 0x0D, 0x0E, 0x07, 0x10, 0x0A, 0x0B, 0x00,
+            0x01, 0x0C, 0x0F, 0x02, 0x03, 0x08, 0x09, 0x04, 0x05, 0x0A, 0x0C, 0x00, 0x08, 0x09, 0x0D, 0x03,
+            0x04, 0x05, 0x10, 0x0E, 0x0F, 0x01, 0x02, 0x0B, 0x06, 0x07, 0x05, 0x06, 0x0C, 0x04, 0x0D, 0x0F,
+            0x07, 0x0E, 0x08, 0x01, 0x09, 0x02, 0x10, 0x0A, 0x0B, 0x00, 0x03, 0x0B, 0x0F, 0x04, 0x0E, 0x03,
+            0x01, 0x00, 0x02, 0x0D, 0x0C, 0x06, 0x07, 0x05, 0x10, 0x09, 0x08, 0x0A, 0x03, 0x02, 0x01, 0x00,
+            0x04, 0x0C, 0x0D, 0x0B, 0x10, 0x05, 0x06, 0x0F, 0x0E, 0x07, 0x09, 0x0A, 0x08, 0x09, 0x0A, 0x00,
+            0x07, 0x08, 0x06, 0x10, 0x03, 0x04, 0x01, 0x02, 0x05, 0x0B, 0x0E, 0x0F, 0x0D, 0x0C, 0x0A, 0x06,
+            0x09, 0x0C, 0x0B, 0x10, 0x07, 0x08, 0x00, 0x0F, 0x03, 0x01, 0x02, 0x05, 0x0D, 0x0E, 0x04, 0x0D,
+            0x00, 0x01, 0x0E, 0x02, 0x03, 0x08, 0x0B, 0x07, 0x0C, 0x09, 0x05, 0x0A, 0x0F, 0x04, 0x06, 0x10,
+            0x01, 0x0E, 0x02, 0x03, 0x0D, 0x0B, 0x07, 0x00, 0x08, 0x0C, 0x09, 0x06, 0x0F, 0x10, 0x05, 0x0A,
+            0x04, 0x00
+        };
+
+        private struct WaveFormatHeader
+        {
+            public short AudioFormat;
+            public short NumChannels;
+            public int SampleRate;
+            public int BitRate;
+            public short BlockAlign;
+            public short BitsPerSample;
+        }
+
+        public static List<Sample> Parse(string ojmFilePath)
+        {
+            if (!File.Exists(ojmFilePath))
+                throw new FileNotFoundException("OJM file not found.", ojmFilePath);
+
+            using (var reader = new BinaryReader(File.OpenRead(ojmFilePath)))
+            {
+                string signature = KoreanEncoding.GetString(reader.ReadBytes(4));
+                if (signature.StartsWith("M30"))
+                {
+                    return ParseM30(reader);
+                }
+                else if (signature.StartsWith("OMC") || signature.StartsWith("OJM"))
+                {
+                    return ParseOMC(reader);
+                }
+                else
+                {
+                    throw new InvalidDataException("Unsupported OJM file format.");
+                }
+            }
+        }
+
+        private static List<Sample> ParseM30(BinaryReader reader)
+        {
+            // Placeholder for M30 parsing. The C++ code didn't detail this as much as OMC.
+            // For now, returning an empty list as the primary focus is OMC.
+            return new List<Sample>();
+        }
+
+        private static List<Sample> ParseOMC(BinaryReader reader)
+        {
+            var samples = new List<Sample>();
+            byte accKeyByte = 0xFF;
+            int accCounter = 0;
+
+            ushort nWav = reader.ReadUInt16();
+            ushort nOgg = reader.ReadUInt16();
+            uint wavOffset = reader.ReadUInt32();
+            uint oggOffset = reader.ReadUInt32();
+            reader.ReadUInt32(); // Total filesize, unused
+
+            reader.BaseStream.Seek(wavOffset, SeekOrigin.Begin);
+
+            for (int i = 0; i < nWav; i++)
+            {
+                var sample = new Sample { RefID = (ushort)(i + 1) };
+                sample.Name = KoreanEncoding.GetString(reader.ReadBytes(32)).TrimEnd('\0');
+
+                var waveHeader = new WaveFormatHeader
+                {
+                    AudioFormat = reader.ReadInt16(),
+                    NumChannels = reader.ReadInt16(),
+                    SampleRate = reader.ReadInt32(),
+                    BitRate = reader.ReadInt32(),
+                    BlockAlign = reader.ReadInt16(),
+                    BitsPerSample = reader.ReadInt16()
+                };
+                reader.ReadBytes(4); // "data" chunk id
+                int chunkSize = reader.ReadInt32();
+
+                if (chunkSize == 0) continue;
+
+                byte[] encryptedData = reader.ReadBytes(chunkSize);
+                byte[] decryptedData = DecodeWave(encryptedData, ref accKeyByte, ref accCounter);
+
+                using (var ms = new MemoryStream())
+                using (var writer = new BinaryWriter(ms))
+                {
+                    writer.Write(Encoding.ASCII.GetBytes("RIFF"));
+                    writer.Write(36 + decryptedData.Length);
+                    writer.Write(Encoding.ASCII.GetBytes("WAVE"));
+                    writer.Write(Encoding.ASCII.GetBytes("fmt "));
+                    writer.Write(16); // PCM chunk size
+                    writer.Write(waveHeader.AudioFormat);
+                    writer.Write(waveHeader.NumChannels);
+                    writer.Write(waveHeader.SampleRate);
+                    writer.Write(waveHeader.BitRate);
+                    writer.Write(waveHeader.BlockAlign);
+                    writer.Write(waveHeader.BitsPerSample);
+                    writer.Write(Encoding.ASCII.GetBytes("data"));
+                    writer.Write(decryptedData.Length);
+                    writer.Write(decryptedData);
+                    sample.AudioData = ms.ToArray();
+                }
+                samples.Add(sample);
+            }
+
+            if (oggOffset > 0 && reader.BaseStream.Position != oggOffset)
+            {
+                 reader.BaseStream.Seek(oggOffset, SeekOrigin.Begin);
+            }
+
+            for (int i = 0; i < nOgg; i++)
+            {
+                 var sample = new Sample { RefID = (ushort)(i + 1001) };
+                 sample.Name = KoreanEncoding.GetString(reader.ReadBytes(32)).TrimEnd('\0');
+                 int filesize = reader.ReadInt32();
+                 if (filesize > 0 && reader.BaseStream.Position + filesize <= reader.BaseStream.Length)
+                 {
+                     sample.AudioData = reader.ReadBytes(filesize);
+                     samples.Add(sample);
+                 }
+            }
+
+            return samples;
+        }
+
+        private static byte[] DecodeWave(byte[] encryptedData, ref byte accKeyByte, ref int accCounter)
+        {
+            int length = encryptedData.Length;
+            byte[] sourceData = (byte[])encryptedData.Clone();
+            byte[] rearrangedData = new byte[length];
+
+            // 1. Rearrange
+            int key = ((length % 17) << 4) + (length % 17);
+            int blockSize = length / 17;
+
+            for (int block = 0; block < 17; block++)
+            {
+                int destOffset = blockSize * block;
+                int srcOffset = blockSize * RearrangeTable[key];
+
+                if(destOffset + blockSize > length || srcOffset + blockSize > length) continue;
+
+                Buffer.BlockCopy(sourceData, srcOffset, rearrangedData, destOffset, blockSize);
+                key++;
+            }
+
+            int remainder = length % 17;
+            if (remainder > 0)
+            {
+                int remainderOffset = blockSize * 17;
+                Buffer.BlockCopy(sourceData, remainderOffset, rearrangedData, remainderOffset, remainder);
+            }
+
+            // 2. ACCXOR
+            byte[] decryptedData = new byte[length];
+            byte tmp;
+            byte currentByte;
+
+            for (int i = 0; i < length; i++)
+            {
+                tmp = rearrangedData[i];
+                currentByte = rearrangedData[i];
+
+                if (((accKeyByte << accCounter) & 0x80) != 0)
+                {
+                    currentByte = (byte)~currentByte;
+                }
+
+                decryptedData[i] = currentByte;
+                accCounter++;
+
+                if (accCounter > 7)
+                {
+                    accCounter = 0;
+                    accKeyByte = tmp;
+                }
+            }
+
+            return decryptedData;
+        }
+    }
+}
diff --git a/O2JamConverter/OjnParser.cs b/O2JamConverter/OjnParser.cs
new file mode 100644
index 0000000..1431076
--- /dev/null
+++ b/O2JamConverter/OjnParser.cs
@@ -0,0 +1,179 @@
+using System.IO;
+using System.Text;
+
+namespace O2JamConverter
+{
+    public static class OjnParser
+    {
+        // Note: Call Encoding.RegisterProvider(CodePagesEncodingProvider.Instance); at startup.
+        private static readonly Encoding KoreanEncoding = Encoding.GetEncoding("EUC-KR");
+
+        public static MusicHeader ParseHeader(string ojnFilePath)
+        {
+            var header = new MusicHeader();
+            using (var reader = new BinaryReader(File.OpenRead(ojnFilePath)))
+            {
+                header.NewSongID = reader.ReadUInt32();
+                header.FileSignature = reader.ReadUInt32();
+
+                if (header.FileSignature != 7236207)
+                {
+                    throw new InvalidDataException("The file is not a valid OJN file. Signature mismatch.");
+                }
+
+                header.NewEncVersion = reader.ReadSingle();
+                header.NewGenreCode = reader.ReadUInt32();
+                header.Tempo = reader.ReadSingle();
+                header.Level[0] = reader.ReadUInt16();
+                header.Level[1] = reader.ReadUInt16();
+                header.Level[2] = reader.ReadUInt16();
+                reader.ReadBytes(2); // Padding
+
+                header.NumEvents[0] = reader.ReadUInt32();
+                header.NumEvents[1] = reader.ReadUInt32();
+                header.NumEvents[2] = reader.ReadUInt32();
+
+                header.NumNotes[0] = reader.ReadUInt32();
+                header.NumNotes[1] = reader.ReadUInt32();
+                header.NumNotes[2] = reader.ReadUInt32();
+
+                header.NumMeasures[0] = reader.ReadUInt32();
+                header.NumMeasures[1] = reader.ReadUInt32();
+                header.NumMeasures[2] = reader.ReadUInt32();
+
+                header.NumNoteSets[0] = reader.ReadUInt32();
+                header.NumNoteSets[1] = reader.ReadUInt32();
+                header.NumNoteSets[2] = reader.ReadUInt32();
+
+                header.OldEncVersion = reader.ReadUInt16();
+                header.OldSongID = reader.ReadUInt16();
+
+                header.OldGenre = KoreanEncoding.GetString(reader.ReadBytes(20)).TrimEnd('\0');
+                header.OldCoverArtSize = reader.ReadUInt32();
+                header.NoteChartVersion = reader.ReadSingle();
+
+                header.Title = KoreanEncoding.GetString(reader.ReadBytes(64)).TrimEnd('\0');
+                header.Artist = KoreanEncoding.GetString(reader.ReadBytes(32)).TrimEnd('\0');
+                header.Charter = KoreanEncoding.GetString(reader.ReadBytes(32)).TrimEnd('\0');
+                header.OJMFile = KoreanEncoding.GetString(reader.ReadBytes(32)).TrimEnd('\0');
+
+                header.NewCoverArtSize = reader.ReadUInt32();
+
+                header.Duration[0] = reader.ReadUInt32();
+                header.Duration[1] = reader.ReadUInt32();
+                header.Duration[2] = reader.ReadUInt32();
+
+                header.DataOffset[0] = reader.ReadUInt32();
+                header.DataOffset[1] = reader.ReadUInt32();
+                header.DataOffset[2] = reader.ReadUInt32();
+                header.DataOffset[3] = reader.ReadUInt32();
+            }
+            return header;
+        }
+
+        public static (List<SoundEvent> soundEvents, List<TempoEvent> tempoEvents) ParseEvents(string ojnFilePath, MusicHeader header, int difficulty)
+        {
+            if (difficulty < 0 || difficulty > 2)
+                throw new ArgumentOutOfRangeException(nameof(difficulty), "Difficulty must be between 0 and 2.");
+
+            var soundEvents = new List<SoundEvent>();
+            var tempoEvents = new List<TempoEvent>();
+
+            // State for time calculation
+            float lastRenderGrid = 0.0f;
+            float lastRenderTime = 0.0f;
+            float currentRenderTempo = header.Tempo;
+
+            // Local function to replicate C++ CalculateTime
+            float CalculateTime(uint measure, uint grid)
+            {
+                float mspb = 60.0f / currentRenderTempo * 1000.0f;
+                float totalGrid = (float)measure * 192.0f + (float)grid;
+                float beats = (totalGrid - lastRenderGrid) / 48.0f;
+
+                float result = mspb * beats;
+                lastRenderGrid = totalGrid;
+                lastRenderTime += result;
+
+                return lastRenderTime;
+            }
+
+            using (var reader = new BinaryReader(File.OpenRead(ojnFilePath)))
+            {
+                long startOffset = header.DataOffset[difficulty];
+                // if the next offset is 0, it means it's the last difficulty, so we read to the end of the file
+                long endOffset = (difficulty + 1 < header.DataOffset.Length && header.DataOffset[difficulty + 1] > 0)
+                               ? header.DataOffset[difficulty + 1]
+                               : reader.BaseStream.Length;
+
+
+                reader.BaseStream.Seek(startOffset, SeekOrigin.Begin);
+
+                while (reader.BaseStream.Position < endOffset)
+                {
+                    uint measure = reader.ReadUInt32();
+                    ushort channel = reader.ReadUInt16();
+                    ushort numEvents = reader.ReadUInt16();
+
+                    if (numEvents == 0) continue;
+
+                    for (int i = 0; i < numEvents; i++)
+                    {
+                        uint grid = (uint)(i * (192.0f / numEvents));
+
+                        if (channel == 1) // Tempo event
+                        {
+                            float tempoValue = reader.ReadSingle();
+                            if (tempoValue > 0)
+                            {
+                                var tempoEvent = new TempoEvent
+                                {
+                                    Measure = measure,
+                                    Grid = grid,
+                                    Value = tempoValue,
+                                    Time = CalculateTime(measure, grid)
+                                };
+                                currentRenderTempo = tempoValue;
+                                tempoEvents.Add(tempoEvent);
+                            }
+                        }
+                        else if (channel >= 2 && channel <= 8) // Sound events (notes)
+                        {
+                            ushort refId = reader.ReadUInt16();
+                            if (refId > 0)
+                            {
+                                sbyte volume = reader.ReadSByte();
+                                sbyte pan = reader.ReadSByte();
+
+                                var soundEvent = new SoundEvent
+                                {
+                                    Measure = measure,
+                                    Grid = grid,
+                                    RefID = refId,
+                                    Volume = volume,
+                                    Pan = pan,
+                                    Time = CalculateTime(measure, grid)
+                                };
+                                soundEvents.Add(soundEvent);
+                            }
+                            else
+                            {
+                                reader.ReadBytes(2); // Skip volume/pan
+                            }
+                        }
+                        else // Other channels (e.g. time signature, etc.), just skip the data
+                        {
+                            reader.ReadBytes(4);
+                        }
+                    }
+                }
+            }
+
+            // Sort events by time, as the rendering logic will rely on this order.
+            soundEvents = soundEvents.OrderBy(e => e.Time).ToList();
+            tempoEvents = tempoEvents.OrderBy(e => e.Time).ToList();
+
+            return (soundEvents, tempoEvents);
+        }
+    }
+}
diff --git a/O2JamConverter/Program.cs b/O2JamConverter/Program.cs
new file mode 100644
index 0000000..9ac173f
--- /dev/null
+++ b/O2JamConverter/Program.cs
@@ -0,0 +1,146 @@
+using System;
+using System.Collections.Generic;
+using System.IO;
+using System.Linq;
+using System.Text;
+using CommandLine;
+
+namespace O2JamConverter
+{
+    class Program
+    {
+        public class Options
+        {
+            [Option('i', "input", Required = true, HelpText = "Input OJN file or directory containing OJN files.")]
+            public string InputPath { get; set; } = default!;
+
+            [Option('o', "output", Required = false, HelpText = "Output directory to save MP3 files. Defaults to a directory named 'output' in the input path.")]
+            public string? OutputPath { get; set; }
+        }
+
+        static void Main(string[] args)
+        {
+            // Register the provider for handling Korean encodings
+            Encoding.RegisterProvider(CodePagesEncodingProvider.Instance);
+
+            Parser.Default.ParseArguments<Options>(args)
+                   .WithParsed<Options>(o =>
+                   {
+                       RunConversion(o);
+                   });
+        }
+
+        static void RunConversion(Options opts)
+        {
+            string inputPath = Path.GetFullPath(opts.InputPath);
+            string outputRootPath;
+
+            List<string> ojnFiles = new List<string>();
+
+            if (File.Exists(inputPath))
+            {
+                if (Path.GetExtension(inputPath).ToLower() != ".ojn")
+                {
+                    Console.WriteLine("Error: Input file must be an .ojn file.");
+                    return;
+                }
+                ojnFiles.Add(inputPath);
+                string? inputDir = Path.GetDirectoryName(inputPath);
+                outputRootPath = opts.OutputPath ?? Path.Combine(inputDir ?? "", "output");
+            }
+            else if (Directory.Exists(inputPath))
+            {
+                ojnFiles.AddRange(Directory.GetFiles(inputPath, "*.ojn", SearchOption.AllDirectories));
+                if (!ojnFiles.Any())
+                {
+                    Console.WriteLine($"No .ojn files found in '{inputPath}'.");
+                    return;
+                }
+                outputRootPath = opts.OutputPath ?? Path.Combine(inputPath, "output");
+                 Console.WriteLine($"Found {ojnFiles.Count} .ojn files. Starting batch conversion...");
+            }
+            else
+            {
+                Console.WriteLine($"Error: Input path '{inputPath}' is not a valid file or directory.");
+                return;
+            }
+
+            foreach (var ojnFile in ojnFiles)
+            {
+                string outputDir = outputRootPath;
+                // If processing a directory, maintain sub-directory structure in the output
+                if (Directory.Exists(inputPath))
+                {
+                    string relativeDir = Path.GetDirectoryName(Path.GetRelativePath(inputPath, ojnFile)) ?? "";
+                    outputDir = Path.Combine(outputRootPath, relativeDir);
+                }
+                ProcessFile(ojnFile, outputDir);
+            }
+             Console.WriteLine("\nConversion finished.");
+        }
+
+        static void ProcessFile(string ojnPath, string outputDir)
+        {
+            Console.WriteLine($"\nProcessing '{Path.GetFileName(ojnPath)}'...");
+            try
+            {
+                // 1. Parse Header
+                Console.WriteLine("  Parsing OJN header...");
+                var header = OjnParser.ParseHeader(ojnPath);
+
+                // 2. Parse OJM Samples
+                string ojnDir = Path.GetDirectoryName(ojnPath) ?? "";
+                string ojmPath = Path.Combine(ojnDir, header.OJMFile);
+                if (!File.Exists(ojmPath))
+                {
+                    Console.WriteLine($"  Error: OJM file not found at '{ojmPath}'");
+                    return;
+                }
+                Console.WriteLine("  Parsing OJM samples...");
+                var samples = OjmParser.Parse(ojmPath);
+
+                // 3. Parse Events (using Hard difficulty by default, as per original C++ app)
+                Console.WriteLine("  Parsing note events...");
+                var (soundEvents, _) = OjnParser.ParseEvents(ojnPath, header, 2); // 0=E, 1=N, 2=H
+
+                if (!soundEvents.Any())
+                {
+                    Console.WriteLine("  No sound events found in the selected difficulty.");
+                    return;
+                }
+
+                // 4. Render to WAV
+                Directory.CreateDirectory(outputDir);
+                string tempWavPath = Path.Combine(Path.GetTempPath(), Guid.NewGuid() + ".wav");
+                string finalMp3Path = Path.Combine(outputDir, Path.GetFileNameWithoutExtension(ojnPath) + ".mp3");
+
+                Console.WriteLine("  Rendering to temporary WAV file...");
+                MusicRenderer.RenderToFile(tempWavPath, soundEvents, samples);
+
+                // 5. Encode to MP3
+                Console.WriteLine("  Encoding to MP3...");
+                bool success = Encoder.EncodeToMp3(tempWavPath, finalMp3Path);
+
+                // 6. Clean up temp file
+                File.Delete(tempWavPath);
+
+                if (success)
+                {
+                    // 7. Tag MP3
+                    Console.WriteLine("  Tagging MP3 file...");
+                    Encoder.TagMp3(finalMp3Path, header);
+                    Console.WriteLine($"  Successfully converted to '{finalMp3Path}'");
+                }
+                else
+                {
+                     Console.WriteLine("  Failed to convert to MP3. Ensure 'lame' is installed and in your system PATH.");
+                }
+            }
+            catch (Exception ex)
+            {
+                Console.WriteLine($"  An error occurred: {ex.Message}");
+                // For debugging: Console.WriteLine(ex.StackTrace);
+            }
+        }
+    }
+}
diff --git a/O2JamConverter/bin/Debug/net8.0/CommandLine.dll b/O2JamConverter/bin/Debug/net8.0/CommandLine.dll
new file mode 100755
index 0000000..3eab2be
Binary files /dev/null and b/O2JamConverter/bin/Debug/net8.0/CommandLine.dll differ
diff --git a/O2JamConverter/bin/Debug/net8.0/NAudio.Asio.dll b/O2JamConverter/bin/Debug/net8.0/NAudio.Asio.dll
new file mode 100755
index 0000000..761ec14
Binary files /dev/null and b/O2JamConverter/bin/Debug/net8.0/NAudio.Asio.dll differ
diff --git a/O2JamConverter/bin/Debug/net8.0/NAudio.Core.dll b/O2JamConverter/bin/Debug/net8.0/NAudio.Core.dll
new file mode 100755
index 0000000..254cd2c
Binary files /dev/null and b/O2JamConverter/bin/Debug/net8.0/NAudio.Core.dll differ
diff --git a/O2JamConverter/bin/Debug/net8.0/NAudio.Midi.dll b/O2JamConverter/bin/Debug/net8.0/NAudio.Midi.dll
new file mode 100755
index 0000000..c5dcc05
Binary files /dev/null and b/O2JamConverter/bin/Debug/net8.0/NAudio.Midi.dll differ
diff --git a/O2JamConverter/bin/Debug/net8.0/NAudio.Wasapi.dll b/O2JamConverter/bin/Debug/net8.0/NAudio.Wasapi.dll
new file mode 100755
index 0000000..a28f8ca
Binary files /dev/null and b/O2JamConverter/bin/Debug/net8.0/NAudio.Wasapi.dll differ
diff --git a/O2JamConverter/bin/Debug/net8.0/NAudio.WinMM.dll b/O2JamConverter/bin/Debug/net8.0/NAudio.WinMM.dll
new file mode 100755
index 0000000..62668f7
Binary files /dev/null and b/O2JamConverter/bin/Debug/net8.0/NAudio.WinMM.dll differ
diff --git a/O2JamConverter/bin/Debug/net8.0/NAudio.dll b/O2JamConverter/bin/Debug/net8.0/NAudio.dll
new file mode 100755
index 0000000..631aac3
Binary files /dev/null and b/O2JamConverter/bin/Debug/net8.0/NAudio.dll differ
diff --git a/O2JamConverter/bin/Debug/net8.0/O2JamConverter b/O2JamConverter/bin/Debug/net8.0/O2JamConverter
new file mode 100755
index 0000000..2d470b8
Binary files /dev/null and b/O2JamConverter/bin/Debug/net8.0/O2JamConverter differ
diff --git a/O2JamConverter/bin/Debug/net8.0/O2JamConverter.deps.json b/O2JamConverter/bin/Debug/net8.0/O2JamConverter.deps.json
new file mode 100644
index 0000000..a8569ab
--- /dev/null
+++ b/O2JamConverter/bin/Debug/net8.0/O2JamConverter.deps.json
@@ -0,0 +1,235 @@
+{
+  "runtimeTarget": {
+    "name": ".NETCoreApp,Version=v8.0",
+    "signature": ""
+  },
+  "compilationOptions": {},
+  "targets": {
+    ".NETCoreApp,Version=v8.0": {
+      "O2JamConverter/1.0.0": {
+        "dependencies": {
+          "CommandLineParser": "2.9.1",
+          "NAudio": "2.2.1",
+          "System.Text.Encoding.CodePages": "9.0.9",
+          "TagLibSharp": "2.3.0"
+        },
+        "runtime": {
+          "O2JamConverter.dll": {}
+        }
+      },
+      "CommandLineParser/2.9.1": {
+        "runtime": {
+          "lib/netstandard2.0/CommandLine.dll": {
+            "assemblyVersion": "2.9.1.0",
+            "fileVersion": "2.9.1.0"
+          }
+        }
+      },
+      "Microsoft.NETCore.Platforms/3.1.0": {},
+      "Microsoft.Win32.Registry/4.7.0": {
+        "dependencies": {
+          "System.Security.AccessControl": "4.7.0",
+          "System.Security.Principal.Windows": "4.7.0"
+        }
+      },
+      "NAudio/2.2.1": {
+        "dependencies": {
+          "NAudio.Asio": "2.2.1",
+          "NAudio.Core": "2.2.1",
+          "NAudio.Midi": "2.2.1",
+          "NAudio.Wasapi": "2.2.1",
+          "NAudio.WinMM": "2.2.1"
+        },
+        "runtime": {
+          "lib/net6.0/NAudio.dll": {
+            "assemblyVersion": "2.2.1.0",
+            "fileVersion": "2.2.1.0"
+          }
+        }
+      },
+      "NAudio.Asio/2.2.1": {
+        "dependencies": {
+          "Microsoft.Win32.Registry": "4.7.0",
+          "NAudio.Core": "2.2.1"
+        },
+        "runtime": {
+          "lib/netstandard2.0/NAudio.Asio.dll": {
+            "assemblyVersion": "2.2.1.0",
+            "fileVersion": "2.2.1.0"
+          }
+        }
+      },
+      "NAudio.Core/2.2.1": {
+        "runtime": {
+          "lib/netstandard2.0/NAudio.Core.dll": {
+            "assemblyVersion": "2.2.1.0",
+            "fileVersion": "2.2.1.0"
+          }
+        }
+      },
+      "NAudio.Midi/2.2.1": {
+        "dependencies": {
+          "NAudio.Core": "2.2.1"
+        },
+        "runtime": {
+          "lib/netstandard2.0/NAudio.Midi.dll": {
+            "assemblyVersion": "2.2.1.0",
+            "fileVersion": "2.2.1.0"
+          }
+        }
+      },
+      "NAudio.Wasapi/2.2.1": {
+        "dependencies": {
+          "NAudio.Core": "2.2.1"
+        },
+        "runtime": {
+          "lib/netstandard2.0/NAudio.Wasapi.dll": {
+            "assemblyVersion": "2.2.1.0",
+            "fileVersion": "2.2.1.0"
+          }
+        }
+      },
+      "NAudio.WinMM/2.2.1": {
+        "dependencies": {
+          "Microsoft.Win32.Registry": "4.7.0",
+          "NAudio.Core": "2.2.1"
+        },
+        "runtime": {
+          "lib/netstandard2.0/NAudio.WinMM.dll": {
+            "assemblyVersion": "2.2.1.0",
+            "fileVersion": "2.2.1.0"
+          }
+        }
+      },
+      "System.Security.AccessControl/4.7.0": {
+        "dependencies": {
+          "Microsoft.NETCore.Platforms": "3.1.0",
+          "System.Security.Principal.Windows": "4.7.0"
+        }
+      },
+      "System.Security.Principal.Windows/4.7.0": {},
+      "System.Text.Encoding.CodePages/9.0.9": {
+        "runtime": {
+          "lib/net8.0/System.Text.Encoding.CodePages.dll": {
+            "assemblyVersion": "9.0.0.0",
+            "fileVersion": "9.0.925.41916"
+          }
+        },
+        "runtimeTargets": {
+          "runtimes/win/lib/net8.0/System.Text.Encoding.CodePages.dll": {
+            "rid": "win",
+            "assetType": "runtime",
+            "assemblyVersion": "9.0.0.0",
+            "fileVersion": "9.0.925.41916"
+          }
+        }
+      },
+      "TagLibSharp/2.3.0": {
+        "runtime": {
+          "lib/netstandard2.0/TagLibSharp.dll": {
+            "assemblyVersion": "2.3.0.0",
+            "fileVersion": "2.3.0.0"
+          }
+        }
+      }
+    }
+  },
+  "libraries": {
+    "O2JamConverter/1.0.0": {
+      "type": "project",
+      "serviceable": false,
+      "sha512": ""
+    },
+    "CommandLineParser/2.9.1": {
+      "type": "package",
+      "serviceable": true,
+      "sha512": "sha512-OE0sl1/sQ37bjVsPKKtwQlWDgqaxWgtme3xZz7JssWUzg5JpMIyHgCTY9MVMxOg48fJ1AgGT3tgdH5m/kQ5xhA==",
+      "path": "commandlineparser/2.9.1",
+      "hashPath": "commandlineparser.2.9.1.nupkg.sha512"
+    },
+    "Microsoft.NETCore.Platforms/3.1.0": {
+      "type": "package",
+      "serviceable": true,
+      "sha512": "sha512-z7aeg8oHln2CuNulfhiLYxCVMPEwBl3rzicjvIX+4sUuCwvXw5oXQEtbiU2c0z4qYL5L3Kmx0mMA/+t/SbY67w==",
+      "path": "microsoft.netcore.platforms/3.1.0",
+      "hashPath": "microsoft.netcore.platforms.3.1.0.nupkg.sha512"
+    },
+    "Microsoft.Win32.Registry/4.7.0": {
+      "type": "package",
+      "serviceable": true,
+      "sha512": "sha512-KSrRMb5vNi0CWSGG1++id2ZOs/1QhRqROt+qgbEAdQuGjGrFcl4AOl4/exGPUYz2wUnU42nvJqon1T3U0kPXLA==",
+      "path": "microsoft.win32.registry/4.7.0",
+      "hashPath": "microsoft.win32.registry.4.7.0.nupkg.sha512"
+    },
+    "NAudio/2.2.1": {
+      "type": "package",
+      "serviceable": true,
+      "sha512": "sha512-c0DzwiyyklM0TP39Y7RObwO3QkWecgM6H60ikiEnsV/aEAJPbj5MFCLaD8BSfKuZe0HGuh9GRGWWlJmSxDc9MA==",
+      "path": "naudio/2.2.1",
+      "hashPath": "naudio.2.2.1.nupkg.sha512"
+    },
+    "NAudio.Asio/2.2.1": {
+      "type": "package",
+      "serviceable": true,
+      "sha512": "sha512-hQglyOT5iT3XuGpBP8ZG0+aoqwRfidHjTNehpoWwX0g6KJEgtH2VaqM2nuJ2mheKZa/IBqB4YQTZVvrIapzfOA==",
+      "path": "naudio.asio/2.2.1",
+      "hashPath": "naudio.asio.2.2.1.nupkg.sha512"
+    },
+    "NAudio.Core/2.2.1": {
+      "type": "package",
+      "serviceable": true,
+      "sha512": "sha512-GgkdP6K/7FqXFo7uHvoqGZTJvW4z8g2IffhOO4JHaLzKCdDOUEzVKtveoZkCuUX8eV2HAINqi7VFqlFndrnz/g==",
+      "path": "naudio.core/2.2.1",
+      "hashPath": "naudio.core.2.2.1.nupkg.sha512"
+    },
+    "NAudio.Midi/2.2.1": {
+      "type": "package",
+      "serviceable": true,
+      "sha512": "sha512-6r23ylGo5aeP02WFXsPquz0T0hFJWyh+7t++tz19tc3Kr38NHm+Z9j+FiAv+xkH8tZqXJqus9Q8p6u7bidIgbw==",
+      "path": "naudio.midi/2.2.1",
+      "hashPath": "naudio.midi.2.2.1.nupkg.sha512"
+    },
+    "NAudio.Wasapi/2.2.1": {
+      "type": "package",
+      "serviceable": true,
+      "sha512": "sha512-lFfXoqacZZe0WqNChJgGYI+XV/n/61LzPHT3C1CJp4khoxeo2sziyX5wzNYWeCMNbsWxFvT3b3iXeY1UYjBhZw==",
+      "path": "naudio.wasapi/2.2.1",
+      "hashPath": "naudio.wasapi.2.2.1.nupkg.sha512"
+    },
+    "NAudio.WinMM/2.2.1": {
+      "type": "package",
+      "serviceable": true,
+      "sha512": "sha512-xFHRFwH4x6aq3IxRbewvO33ugJRvZFEOfO62i7uQJRUNW2cnu6BeBTHUS0JD5KBucZbHZaYqxQG8dwZ47ezQuQ==",
+      "path": "naudio.winmm/2.2.1",
+      "hashPath": "naudio.winmm.2.2.1.nupkg.sha512"
+    },
+    "System.Security.AccessControl/4.7.0": {
+      "type": "package",
+      "serviceable": true,
+      "sha512": "sha512-JECvTt5aFF3WT3gHpfofL2MNNP6v84sxtXxpqhLBCcDRzqsPBmHhQ6shv4DwwN2tRlzsUxtb3G9M3763rbXKDg==",
+      "path": "system.security.accesscontrol/4.7.0",
+      "hashPath": "system.security.accesscontrol.4.7.0.nupkg.sha512"
+    },
+    "System.Security.Principal.Windows/4.7.0": {
+      "type": "package",
+      "serviceable": true,
+      "sha512": "sha512-ojD0PX0XhneCsUbAZVKdb7h/70vyYMDYs85lwEI+LngEONe/17A0cFaRFqZU+sOEidcVswYWikYOQ9PPfjlbtQ==",
+      "path": "system.security.principal.windows/4.7.0",
+      "hashPath": "system.security.principal.windows.4.7.0.nupkg.sha512"
+    },
+    "System.Text.Encoding.CodePages/9.0.9": {
+      "type": "package",
+      "serviceable": true,
+      "sha512": "sha512-5D+YO1AmHOPmslqlt+QT4zkR9vQRt46OXHRihqN1v0PLKeFe7KO1YuCJeUE4uNiPGJi0T1Y2fC9GHqhwvfkHDA==",
+      "path": "system.text.encoding.codepages/9.0.9",
+      "hashPath": "system.text.encoding.codepages.9.0.9.nupkg.sha512"
+    },
+    "TagLibSharp/2.3.0": {
+      "type": "package",
+      "serviceable": true,
+      "sha512": "sha512-Qo4z6ZjnIfbR3Us1Za5M2vQ97OWZPmODvVmepxZ8XW0UIVLGdO2T63/N3b23kCcyiwuIe0TQvMEQG8wUCCD1mA==",
+      "path": "taglibsharp/2.3.0",
+      "hashPath": "taglibsharp.2.3.0.nupkg.sha512"
+    }
+  }
+}
\ No newline at end of file
diff --git a/O2JamConverter/bin/Debug/net8.0/O2JamConverter.dll b/O2JamConverter/bin/Debug/net8.0/O2JamConverter.dll
new file mode 100644
index 0000000..26a4ccf
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diff --git a/O2JamConverter/bin/Debug/net8.0/O2JamConverter.pdb b/O2JamConverter/bin/Debug/net8.0/O2JamConverter.pdb
new file mode 100644
index 0000000..0253d7e
Binary files /dev/null and b/O2JamConverter/bin/Debug/net8.0/O2JamConverter.pdb differ
diff --git a/O2JamConverter/bin/Debug/net8.0/O2JamConverter.runtimeconfig.json b/O2JamConverter/bin/Debug/net8.0/O2JamConverter.runtimeconfig.json
new file mode 100644
index 0000000..becfaea
--- /dev/null
+++ b/O2JamConverter/bin/Debug/net8.0/O2JamConverter.runtimeconfig.json
@@ -0,0 +1,12 @@
+{
+  "runtimeOptions": {
+    "tfm": "net8.0",
+    "framework": {
+      "name": "Microsoft.NETCore.App",
+      "version": "8.0.0"
+    },
+    "configProperties": {
+      "System.Runtime.Serialization.EnableUnsafeBinaryFormatterSerialization": false
+    }
+  }
+}
\ No newline at end of file
diff --git a/O2JamConverter/bin/Debug/net8.0/System.Text.Encoding.CodePages.dll b/O2JamConverter/bin/Debug/net8.0/System.Text.Encoding.CodePages.dll
new file mode 100755
index 0000000..27121c3
Binary files /dev/null and b/O2JamConverter/bin/Debug/net8.0/System.Text.Encoding.CodePages.dll differ
diff --git a/O2JamConverter/bin/Debug/net8.0/TagLibSharp.dll b/O2JamConverter/bin/Debug/net8.0/TagLibSharp.dll
new file mode 100755
index 0000000..cf4ca05
Binary files /dev/null and b/O2JamConverter/bin/Debug/net8.0/TagLibSharp.dll differ
diff --git a/O2JamConverter/bin/Debug/net8.0/runtimes/win/lib/net8.0/System.Text.Encoding.CodePages.dll b/O2JamConverter/bin/Debug/net8.0/runtimes/win/lib/net8.0/System.Text.Encoding.CodePages.dll
new file mode 100755
index 0000000..a8e94dc
Binary files /dev/null and b/O2JamConverter/bin/Debug/net8.0/runtimes/win/lib/net8.0/System.Text.Encoding.CodePages.dll differ
diff --git a/O2JamConverter/obj/Debug/net8.0/.NETCoreApp,Version=v8.0.AssemblyAttributes.cs b/O2JamConverter/obj/Debug/net8.0/.NETCoreApp,Version=v8.0.AssemblyAttributes.cs
new file mode 100644
index 0000000..2217181
--- /dev/null
+++ b/O2JamConverter/obj/Debug/net8.0/.NETCoreApp,Version=v8.0.AssemblyAttributes.cs
@@ -0,0 +1,4 @@
+// <autogenerated />
+using System;
+using System.Reflection;
+[assembly: global::System.Runtime.Versioning.TargetFrameworkAttribute(".NETCoreApp,Version=v8.0", FrameworkDisplayName = ".NET 8.0")]
diff --git a/O2JamConverter/obj/Debug/net8.0/O2JamConverter.AssemblyInfo.cs b/O2JamConverter/obj/Debug/net8.0/O2JamConverter.AssemblyInfo.cs
new file mode 100644
index 0000000..082099f
--- /dev/null
+++ b/O2JamConverter/obj/Debug/net8.0/O2JamConverter.AssemblyInfo.cs
@@ -0,0 +1,21 @@
+//------------------------------------------------------------------------------
+// <auto-generated>
+//     This code was generated by a tool.
+//
+//     Changes to this file may cause incorrect behavior and will be lost if
+//     the code is regenerated.
+// </auto-generated>
+//------------------------------------------------------------------------------
+
+using System;
+using System.Reflection;
+
+[assembly: System.Reflection.AssemblyCompanyAttribute("O2JamConverter")]
+[assembly: System.Reflection.AssemblyConfigurationAttribute("Debug")]
+[assembly: System.Reflection.AssemblyFileVersionAttribute("1.0.0.0")]
+[assembly: System.Reflection.AssemblyInformationalVersionAttribute("1.0.0+0b9269422c244a0178f86bd48a122e4727d0561d")]
+[assembly: System.Reflection.AssemblyProductAttribute("O2JamConverter")]
+[assembly: System.Reflection.AssemblyTitleAttribute("O2JamConverter")]
+[assembly: System.Reflection.AssemblyVersionAttribute("1.0.0.0")]
+
+// Generated by the MSBuild WriteCodeFragment class.
diff --git a/O2JamConverter/obj/Debug/net8.0/O2JamConverter.AssemblyInfoInputs.cache b/O2JamConverter/obj/Debug/net8.0/O2JamConverter.AssemblyInfoInputs.cache
new file mode 100644
index 0000000..15da537
--- /dev/null
+++ b/O2JamConverter/obj/Debug/net8.0/O2JamConverter.AssemblyInfoInputs.cache
@@ -0,0 +1 @@
+b7117fbc2efcb187c06307a978d961d361d425e0d16684c4da65bd7afe929836
diff --git a/O2JamConverter/obj/Debug/net8.0/O2JamConverter.GeneratedMSBuildEditorConfig.editorconfig b/O2JamConverter/obj/Debug/net8.0/O2JamConverter.GeneratedMSBuildEditorConfig.editorconfig
new file mode 100644
index 0000000..33aed66
--- /dev/null
+++ b/O2JamConverter/obj/Debug/net8.0/O2JamConverter.GeneratedMSBuildEditorConfig.editorconfig
@@ -0,0 +1,13 @@
+is_global = true
+build_property.TargetFramework = net8.0
+build_property.TargetPlatformMinVersion =
+build_property.UsingMicrosoftNETSdkWeb =
+build_property.ProjectTypeGuids =
+build_property.InvariantGlobalization =
+build_property.PlatformNeutralAssembly =
+build_property.EnforceExtendedAnalyzerRules =
+build_property._SupportedPlatformList = Linux,macOS,Windows
+build_property.RootNamespace = O2JamConverter
+build_property.ProjectDir = /app/O2JamConverter/
+build_property.EnableComHosting =
+build_property.EnableGeneratedComInterfaceComImportInterop =
diff --git a/O2JamConverter/obj/Debug/net8.0/O2JamConverter.GlobalUsings.g.cs b/O2JamConverter/obj/Debug/net8.0/O2JamConverter.GlobalUsings.g.cs
new file mode 100644
index 0000000..8578f3d
--- /dev/null
+++ b/O2JamConverter/obj/Debug/net8.0/O2JamConverter.GlobalUsings.g.cs
@@ -0,0 +1,8 @@
+// <auto-generated/>
+global using global::System;
+global using global::System.Collections.Generic;
+global using global::System.IO;
+global using global::System.Linq;
+global using global::System.Net.Http;
+global using global::System.Threading;
+global using global::System.Threading.Tasks;
diff --git a/O2JamConverter/obj/Debug/net8.0/O2JamConverter.assets.cache b/O2JamConverter/obj/Debug/net8.0/O2JamConverter.assets.cache
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diff --git a/O2JamConverter/obj/Debug/net8.0/O2JamConverter.csproj.AssemblyReference.cache b/O2JamConverter/obj/Debug/net8.0/O2JamConverter.csproj.AssemblyReference.cache
new file mode 100644
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diff --git a/O2JamConverter/obj/Debug/net8.0/O2JamConverter.csproj.CopyComplete b/O2JamConverter/obj/Debug/net8.0/O2JamConverter.csproj.CopyComplete
new file mode 100644
index 0000000..e69de29
diff --git a/O2JamConverter/obj/Debug/net8.0/O2JamConverter.csproj.CoreCompileInputs.cache b/O2JamConverter/obj/Debug/net8.0/O2JamConverter.csproj.CoreCompileInputs.cache
new file mode 100644
index 0000000..01c1516
--- /dev/null
+++ b/O2JamConverter/obj/Debug/net8.0/O2JamConverter.csproj.CoreCompileInputs.cache
@@ -0,0 +1 @@
+57abdccabf69dcc9786fbba78fcb58f47cc9aa11aea83487a4f0276861f2bf08
diff --git a/O2JamConverter/obj/Debug/net8.0/O2JamConverter.csproj.FileListAbsolute.txt b/O2JamConverter/obj/Debug/net8.0/O2JamConverter.csproj.FileListAbsolute.txt
new file mode 100644
index 0000000..a938cf8
--- /dev/null
+++ b/O2JamConverter/obj/Debug/net8.0/O2JamConverter.csproj.FileListAbsolute.txt
@@ -0,0 +1,27 @@
+/app/O2JamConverter/bin/Debug/net8.0/O2JamConverter
+/app/O2JamConverter/bin/Debug/net8.0/O2JamConverter.deps.json
+/app/O2JamConverter/bin/Debug/net8.0/O2JamConverter.runtimeconfig.json
+/app/O2JamConverter/bin/Debug/net8.0/O2JamConverter.dll
+/app/O2JamConverter/bin/Debug/net8.0/O2JamConverter.pdb
+/app/O2JamConverter/bin/Debug/net8.0/CommandLine.dll
+/app/O2JamConverter/bin/Debug/net8.0/NAudio.dll
+/app/O2JamConverter/bin/Debug/net8.0/NAudio.Asio.dll
+/app/O2JamConverter/bin/Debug/net8.0/NAudio.Core.dll
+/app/O2JamConverter/bin/Debug/net8.0/NAudio.Midi.dll
+/app/O2JamConverter/bin/Debug/net8.0/NAudio.Wasapi.dll
+/app/O2JamConverter/bin/Debug/net8.0/NAudio.WinMM.dll
+/app/O2JamConverter/bin/Debug/net8.0/System.Text.Encoding.CodePages.dll
+/app/O2JamConverter/bin/Debug/net8.0/TagLibSharp.dll
+/app/O2JamConverter/bin/Debug/net8.0/runtimes/win/lib/net8.0/System.Text.Encoding.CodePages.dll
+/app/O2JamConverter/obj/Debug/net8.0/O2JamConverter.csproj.AssemblyReference.cache
+/app/O2JamConverter/obj/Debug/net8.0/O2JamConverter.GeneratedMSBuildEditorConfig.editorconfig
+/app/O2JamConverter/obj/Debug/net8.0/O2JamConverter.AssemblyInfoInputs.cache
+/app/O2JamConverter/obj/Debug/net8.0/O2JamConverter.AssemblyInfo.cs
+/app/O2JamConverter/obj/Debug/net8.0/O2JamConverter.csproj.CoreCompileInputs.cache
+/app/O2JamConverter/obj/Debug/net8.0/O2JamConverter.sourcelink.json
+/app/O2JamConverter/obj/Debug/net8.0/O2JamConverter.csproj.CopyComplete
+/app/O2JamConverter/obj/Debug/net8.0/O2JamConverter.dll
+/app/O2JamConverter/obj/Debug/net8.0/refint/O2JamConverter.dll
+/app/O2JamConverter/obj/Debug/net8.0/O2JamConverter.pdb
+/app/O2JamConverter/obj/Debug/net8.0/O2JamConverter.genruntimeconfig.cache
+/app/O2JamConverter/obj/Debug/net8.0/ref/O2JamConverter.dll
diff --git a/O2JamConverter/obj/Debug/net8.0/O2JamConverter.dll b/O2JamConverter/obj/Debug/net8.0/O2JamConverter.dll
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index 0000000..26a4ccf
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diff --git a/O2JamConverter/obj/Debug/net8.0/O2JamConverter.genruntimeconfig.cache b/O2JamConverter/obj/Debug/net8.0/O2JamConverter.genruntimeconfig.cache
new file mode 100644
index 0000000..e864d4a
--- /dev/null
+++ b/O2JamConverter/obj/Debug/net8.0/O2JamConverter.genruntimeconfig.cache
@@ -0,0 +1 @@
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diff --git a/O2JamConverter/obj/Debug/net8.0/O2JamConverter.pdb b/O2JamConverter/obj/Debug/net8.0/O2JamConverter.pdb
new file mode 100644
index 0000000..0253d7e
Binary files /dev/null and b/O2JamConverter/obj/Debug/net8.0/O2JamConverter.pdb differ
diff --git a/O2JamConverter/obj/Debug/net8.0/O2JamConverter.sourcelink.json b/O2JamConverter/obj/Debug/net8.0/O2JamConverter.sourcelink.json
new file mode 100644
index 0000000..684229b
--- /dev/null
+++ b/O2JamConverter/obj/Debug/net8.0/O2JamConverter.sourcelink.json
@@ -0,0 +1 @@
+{"documents":{"/app/*":"https://raw.githubusercontent.com/keyboardzxb/render-ojn/0b9269422c244a0178f86bd48a122e4727d0561d/*"}}
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index 0000000..2d470b8
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diff --git a/O2JamConverter/obj/Debug/net8.0/ref/O2JamConverter.dll b/O2JamConverter/obj/Debug/net8.0/ref/O2JamConverter.dll
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index 0000000..e15ea87
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diff --git a/O2JamConverter/obj/Debug/net8.0/refint/O2JamConverter.dll b/O2JamConverter/obj/Debug/net8.0/refint/O2JamConverter.dll
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index 0000000..e15ea87
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diff --git a/O2JamConverter/obj/O2JamConverter.csproj.nuget.dgspec.json b/O2JamConverter/obj/O2JamConverter.csproj.nuget.dgspec.json
new file mode 100644
index 0000000..f854b8f
--- /dev/null
+++ b/O2JamConverter/obj/O2JamConverter.csproj.nuget.dgspec.json
@@ -0,0 +1,79 @@
+{
+  "format": 1,
+  "restore": {
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+      "restore": {
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+        "projectPath": "/app/O2JamConverter/O2JamConverter.csproj",
+        "packagesPath": "/home/jules/.nuget/packages/",
+        "outputPath": "/app/O2JamConverter/obj/",
+        "projectStyle": "PackageReference",
+        "configFilePaths": [
+          "/home/jules/.nuget/NuGet/NuGet.Config"
+        ],
+        "originalTargetFrameworks": [
+          "net8.0"
+        ],
+        "sources": {
+          "https://api.nuget.org/v3/index.json": {}
+        },
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+            "projectReferences": {}
+          }
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+        "warningProperties": {
+          "warnAsError": [
+            "NU1605"
+          ]
+        }
+      },
+      "frameworks": {
+        "net8.0": {
+          "targetAlias": "net8.0",
+          "dependencies": {
+            "CommandLineParser": {
+              "target": "Package",
+              "version": "[2.9.1, )"
+            },
+            "NAudio": {
+              "target": "Package",
+              "version": "[2.2.1, )"
+            },
+            "System.Text.Encoding.CodePages": {
+              "target": "Package",
+              "version": "[9.0.9, )"
+            },
+            "TagLibSharp": {
+              "target": "Package",
+              "version": "[2.3.0, )"
+            }
+          },
+          "imports": [
+            "net461",
+            "net462",
+            "net47",
+            "net471",
+            "net472",
+            "net48",
+            "net481"
+          ],
+          "assetTargetFallback": true,
+          "warn": true,
+          "frameworkReferences": {
+            "Microsoft.NETCore.App": {
+              "privateAssets": "all"
+            }
+          },
+          "runtimeIdentifierGraphPath": "/usr/lib/dotnet/sdk/8.0.119/PortableRuntimeIdentifierGraph.json"
+        }
+      }
+    }
+  }
+}
\ No newline at end of file
diff --git a/O2JamConverter/obj/O2JamConverter.csproj.nuget.g.props b/O2JamConverter/obj/O2JamConverter.csproj.nuget.g.props
new file mode 100644
index 0000000..affd0b6
--- /dev/null
+++ b/O2JamConverter/obj/O2JamConverter.csproj.nuget.g.props
@@ -0,0 +1,15 @@
+<?xml version="1.0" encoding="utf-8" standalone="no"?>
+<Project ToolsVersion="14.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+  <PropertyGroup Condition=" '$(ExcludeRestorePackageImports)' != 'true' ">
+    <RestoreSuccess Condition=" '$(RestoreSuccess)' == '' ">True</RestoreSuccess>
+    <RestoreTool Condition=" '$(RestoreTool)' == '' ">NuGet</RestoreTool>
+    <ProjectAssetsFile Condition=" '$(ProjectAssetsFile)' == '' ">$(MSBuildThisFileDirectory)project.assets.json</ProjectAssetsFile>
+    <NuGetPackageRoot Condition=" '$(NuGetPackageRoot)' == '' ">/home/jules/.nuget/packages/</NuGetPackageRoot>
+    <NuGetPackageFolders Condition=" '$(NuGetPackageFolders)' == '' ">/home/jules/.nuget/packages/</NuGetPackageFolders>
+    <NuGetProjectStyle Condition=" '$(NuGetProjectStyle)' == '' ">PackageReference</NuGetProjectStyle>
+    <NuGetToolVersion Condition=" '$(NuGetToolVersion)' == '' ">6.8.1</NuGetToolVersion>
+  </PropertyGroup>
+  <ItemGroup Condition=" '$(ExcludeRestorePackageImports)' != 'true' ">
+    <SourceRoot Include="/home/jules/.nuget/packages/" />
+  </ItemGroup>
+</Project>
\ No newline at end of file
diff --git a/O2JamConverter/obj/O2JamConverter.csproj.nuget.g.targets b/O2JamConverter/obj/O2JamConverter.csproj.nuget.g.targets
new file mode 100644
index 0000000..3dc06ef
--- /dev/null
+++ b/O2JamConverter/obj/O2JamConverter.csproj.nuget.g.targets
@@ -0,0 +1,2 @@
+<?xml version="1.0" encoding="utf-8" standalone="no"?>
+<Project ToolsVersion="14.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003" />
\ No newline at end of file
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new file mode 100644
index 0000000..9fa39ac
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+++ b/O2JamConverter/obj/project.assets.json
@@ -0,0 +1,655 @@
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new file mode 100644
index 0000000..2e160e4
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