diff --git a/ArcFormats/ArcFormats.csproj b/ArcFormats/ArcFormats.csproj
index 97e1b49a..8ce9e7c9 100644
--- a/ArcFormats/ArcFormats.csproj
+++ b/ArcFormats/ArcFormats.csproj
@@ -139,6 +139,8 @@
+
+
@@ -1091,6 +1093,7 @@
+
diff --git a/ArcFormats/Resources/Formats.dat b/ArcFormats/Resources/Formats.dat
index 9b7bcf24..6a81cd5f 100644
Binary files a/ArcFormats/Resources/Formats.dat and b/ArcFormats/Resources/Formats.dat differ
diff --git a/ArcFormats/aNCHOR/ArcFPD.cs b/ArcFormats/aNCHOR/ArcFPD.cs
new file mode 100644
index 00000000..f9c1a3cc
--- /dev/null
+++ b/ArcFormats/aNCHOR/ArcFPD.cs
@@ -0,0 +1,134 @@
+//! \file ArcFPD.cs
+//! \date 2026-01-19
+//! \brief AGES Mk2 resource archive.
+//
+// Copyright (C) 2026 by morkt
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy
+// of this software and associated documentation files (the "Software"), to
+// deal in the Software without restriction, including without limitation the
+// rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
+// sell copies of the Software, and to permit persons to whom the Software is
+// furnished to do so, subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in
+// all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
+// IN THE SOFTWARE.
+//
+
+using System;
+using System.Collections.Generic;
+using System.ComponentModel.Composition;
+using System.IO;
+using System.Text;
+using GameRes.Compression;
+using GameRes.Utility;
+
+namespace GameRes.Formats.Anchor {
+ internal class FpdArchive : ArcFile {
+ public readonly byte[] Key;
+
+ public FpdArchive(ArcView arc, ArchiveFormat impl, ICollection dir, byte[] key) : base (arc, impl, dir) {
+ Key = key;
+ }
+ }
+
+ [Export(typeof(ArchiveFormat))]
+ public class FpdOpener : ArchiveFormat {
+ public override string Tag { get { return "FPD"; } }
+ public override string Description { get { return "AGES Mk2 resource archive"; } }
+ public override uint Signature { get { return 0x00445046; } } // 'FPD\x00'
+ public override bool IsHierarchic { get { return true; } }
+ public override bool CanWrite { get { return false; } }
+
+ public override ArcFile TryOpen(ArcView file) {
+ int version = Binary.BigEndian(file.View.ReadInt32(4));
+ if (version != 2)
+ return null;
+
+ int count = (int)Binary.BigEndian(file.View.ReadInt64(8));
+ if (!IsSaneCount(count))
+ return null;
+
+ long data_start = Binary.BigEndian(file.View.ReadInt64(0x10));
+ long offset = 0x38;
+ if (data_start < count * 32 + offset)
+ return null;
+ uint index_size = (uint)(data_start - offset);
+
+ var key = QueryKey();
+ var dir = new List(count);
+
+ using (var input = file.CreateStream(offset, (uint)(data_start - offset)))
+ using (var decrypted = new ByteStringEncryptedStream(input, key))
+ using (var reader = new BinaryReader(decrypted)) {
+ var name_offsets = new List(count);
+ for (int i = 0; i < count; i++) {
+ long name_offset = Binary.BigEndian(reader.ReadInt64());
+ long data_offset = Binary.BigEndian(reader.ReadInt64());
+ long size = Binary.BigEndian(reader.ReadInt64());
+ long unpacked_size = Binary.BigEndian(reader.ReadInt64());
+
+ var entry = new PackedEntry {
+ Offset = data_start + data_offset,
+ Size = (uint)size,
+ UnpackedSize = (uint)unpacked_size,
+ IsPacked = unpacked_size != 0
+ };
+ if (!entry.CheckPlacement(file.MaxOffset))
+ return null;
+ dir.Add(entry);
+ name_offsets.Add(name_offset);
+ }
+ var name_block = reader.ReadBytes((int)(data_start - offset - count * 32));
+ using (var mem = new MemoryStream(name_block))
+ using (var stream = new ZLibStream(mem, CompressionMode.Decompress))
+ using (var output = new MemoryStream()) {
+ stream.CopyTo(output);
+ var names = output.ToArray();
+ for (int i = 0; i < count; i++) {
+ dir[i].Name = Binary.GetCString(names, (int)name_offsets[i], Encoding.UTF8);
+ dir[i].Type = FormatCatalog.Instance.GetTypeFromName(dir[i].Name);
+ }
+ }
+ return new FpdArchive(file, this, dir, key);
+ }
+ }
+
+ public override Stream OpenEntry(ArcFile arc, Entry entry) {
+ var farc = arc as FpdArchive;
+ var pent = entry as PackedEntry;
+ var input = farc.File.CreateStream(entry.Offset, entry.Size);
+ var decrypted = new ByteStringEncryptedStream(input, farc.Key);
+ if (pent.IsPacked)
+ return new ZLibStream(decrypted, CompressionMode.Decompress);
+ else
+ return decrypted;
+ // TODO: epk decryption
+ }
+
+ byte[] QueryKey() {
+ return DefaultScheme.ArchiveKey;
+ }
+
+ FpdScheme DefaultScheme = new FpdScheme();
+
+ public override ResourceScheme Scheme {
+ get { return DefaultScheme; }
+ set { DefaultScheme = (FpdScheme)value; }
+ }
+ }
+
+ [Serializable]
+ public class FpdScheme : ResourceScheme {
+ public byte[] ArchiveKey;
+ public byte[] EpkKey;
+ }
+}
diff --git a/ArcFormats/aNCHOR/AudioFCD.cs b/ArcFormats/aNCHOR/AudioFCD.cs
new file mode 100644
index 00000000..56f79fa1
--- /dev/null
+++ b/ArcFormats/aNCHOR/AudioFCD.cs
@@ -0,0 +1,55 @@
+//! \file AudioFCD.cs
+//! \date 2026-01-19
+//! \brief AGES Mk2 audio format.
+//
+// Copyright (C) 2026 by morkt
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy
+// of this software and associated documentation files (the "Software"), to
+// deal in the Software without restriction, including without limitation the
+// rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
+// sell copies of the Software, and to permit persons to whom the Software is
+// furnished to do so, subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in
+// all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
+// IN THE SOFTWARE.
+//
+
+using System;
+using System.ComponentModel.Composition;
+using System.IO;
+using System.Linq;
+
+namespace GameRes.Formats.Anchor
+{
+ [Export(typeof(AudioFormat))]
+ public class FcdAudio : AudioFormat
+ {
+ public override string Tag { get { return "FCD"; } }
+ public override string Description { get { return "AGES Mk2 audio format"; } }
+ public override uint Signature { get { return 0x00444346; } } // 'FCD\x00'
+
+ public FcdAudio ()
+ {
+ Extensions = new string[] { "fcd" };
+ }
+
+ public override SoundInput TryOpen (IBinaryStream file)
+ {
+ file.Position = 4;
+ // guess: big endian, version=2, type=0 (ogg), offset=0xC
+ byte[] data = { 0x00, 0x02, 0x00, 0x00, 0x00, 0x00, 0x00, 0x0C, 0x4F, 0x67, 0x67, 0x53 };
+ if (!file.ReadBytes (0x0C).SequenceEqual (data))
+ throw new NotSupportedException();
+ return new OggInput (new StreamRegion (file.AsStream, 0x0C));
+ }
+ }
+}
diff --git a/GameRes/Utility.cs b/GameRes/Utility.cs
index 315b9120..2310f934 100644
--- a/GameRes/Utility.cs
+++ b/GameRes/Utility.cs
@@ -113,6 +113,11 @@ namespace GameRes.Utility
return GetCString (data, index, length_limit, Encodings.cp932);
}
+ public static string GetCString (byte[] data, int index, Encoding enc)
+ {
+ return GetCString (data, index, data.Length - index, enc);
+ }
+
public static string GetCString (byte[] data, int index)
{
return GetCString (data, index, data.Length - index, Encodings.cp932);