diff --git a/ArcFormats/ArcFormats.csproj b/ArcFormats/ArcFormats.csproj
index a8ade86c..4e556f3e 100644
--- a/ArcFormats/ArcFormats.csproj
+++ b/ArcFormats/ArcFormats.csproj
@@ -166,6 +166,7 @@
     <Compile Include="ImageBMD.cs" />
     <Compile Include="ImageBMZ.cs" />
     <Compile Include="ImageCPB.cs" />
+    <Compile Include="ImageCWL.cs" />
     <Compile Include="ImageCWP.cs" />
     <Compile Include="ImageDGC.cs" />
     <Compile Include="ImageDRG.cs" />
diff --git a/ArcFormats/ImageCWL.cs b/ArcFormats/ImageCWL.cs
new file mode 100644
index 00000000..5cca16bc
--- /dev/null
+++ b/ArcFormats/ImageCWL.cs
@@ -0,0 +1,123 @@
+//! \file       ImageCWL.cs
+//! \date       Sat Jun 13 09:36:33 2015
+//! \brief      Crowd compressed image format.
+//
+// Copyright (C) 2015 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;
+using System.Text;
+using System.Windows.Media;
+using GameRes.Utility;
+
+namespace GameRes.Formats.Crowd
+{
+    [Export(typeof(ImageFormat))]
+    public class CwdFormat : ImageFormat
+    {
+        public override string         Tag { get { return "CWD"; } }
+        public override string Description { get { return "Crowd hi-color bitmap"; } }
+        public override uint     Signature { get { return 0x20647763u; } } // 'cwd '
+
+        static readonly byte[] SignatureText = Encoding.ASCII.GetBytes ("cwd format  - version 1.00 -");
+
+        public override ImageMetaData ReadMetaData (Stream stream)
+        {
+            var header = new byte[0x38];
+            if (header.Length != stream.Read (header, 0, header.Length))
+                return null;
+            if (!header.Take (SignatureText.Length).SequenceEqual (SignatureText))
+                return null;
+            uint key = header[0x34] + 0x259Au;
+            return new ImageMetaData
+            {
+                Width  = LittleEndian.ToUInt32 (header, 0x2c) + key,
+                Height = LittleEndian.ToUInt32 (header, 0x30) + key,
+                BPP    = 15,
+            };
+        }
+
+        public override ImageData Read (Stream stream, ImageMetaData info)
+        {
+            stream.Position = 0x38;
+            int size = (int)info.Width * (int)info.Height * 2;
+            var pixels = new byte[size];
+            if (pixels.Length != stream.Read (pixels, 0, pixels.Length))
+                throw new InvalidFormatException ("Unexpected end of file");
+            return ImageData.Create (info, PixelFormats.Bgr555, null, pixels);
+        }
+
+        public override void Write (Stream file, ImageData image)
+        {
+            throw new NotImplementedException ("CwdFormat.Write not implemented");
+        }
+    }
+
+    [Export(typeof(ImageFormat))]
+    public class CwlFormat : CwdFormat
+    {
+        public override string         Tag { get { return "CWL"; } }
+        public override string Description { get { return "LZ-compressed Crowd bitmap"; } }
+        public override uint     Signature { get { return 0x44445A53u; } } // 'SZDD'
+
+        public override ImageMetaData ReadMetaData (Stream stream)
+        {
+            stream.Position = 0x0e;
+            using (var lz = new LzssReader (stream, 100, 0x38)) // extract CWD header
+            {
+                lz.FrameSize = 0x1000;
+                lz.FrameFill = 0x20;
+                lz.FrameInitPos = 0x1000 - 0x10;
+                lz.Unpack();
+                using (var cwd = new MemoryStream (lz.Data))
+                    return base.ReadMetaData (cwd);
+            }
+        }
+
+        public override ImageData Read (Stream stream, ImageMetaData info)
+        {
+            if (stream.Length > int.MaxValue)
+                throw new FileSizeException();
+            var header = new byte[14];
+            if (header.Length != stream.Read (header, 0, header.Length))
+                throw new InvalidFormatException();
+            int data_length = LittleEndian.ToInt32 (header, 10);
+            int input_length = (int)(stream.Length-stream.Position);
+            using (var lz = new LzssReader (stream, input_length, data_length))
+            {
+                lz.FrameSize = 0x1000;
+                lz.FrameFill = 0x20;
+                lz.FrameInitPos = 0x1000 - 0x10;
+                lz.Unpack();
+                using (var cwd = new MemoryStream (lz.Data))
+                    return base.Read (cwd, info);
+            }
+        }
+
+        public override void Write (Stream file, ImageData image)
+        {
+            throw new NotImplementedException ("CwlFormat.Write not implemented");
+        }
+    }
+}
diff --git a/supported.html b/supported.html
index 342bfbb9..4f637840 100644
--- a/supported.html
+++ b/supported.html
@@ -187,13 +187,15 @@ Onna Kyoushi
 <tr class="odd"><td>*.bg_<br/>*.cg_</td><td><tt>AP</tt></td><td>Yes</td></tr>
 <tr><td>*.dpk</td><td>DPK</td><td>No</td><td rowspan="2">DAC</td><td rowspan="2">Yumemiru Tsuki no Lunalutia</td></tr>
 <tr><td>*.dgc</td><td>DGC</td><td>No</td></tr>
-<tr class="odd"><td>*.pck</td><td>-</td><td>No</td><td rowspan="4">Crowd</td><td rowspan="4">
+<tr class="odd"><td>*.pck</td><td>-</td><td>No</td><td rowspan="5">Crowd</td><td rowspan="5">
 X Change R<br/>
 X Change<br/>
+X Change 2<br/>
 </td></tr>
 <tr class="odd"><td>*.cwp</td><td><tt>CWDP</tt></td><td>Yes</td></tr>
+<tr class="odd"><td>*.cwd</td><td><tt>cwd</tt></td><td>No</td></tr>
 <tr class="odd"><td>*.eog</td><td><tt>CRM</tt></td><td>No</td></tr>
-<tr class="odd"><td>*.zbm</td><td><tt>SZDD</tt></td><td>No</td></tr>
+<tr class="odd"><td>*.zbm<br/>*.cwl</td><td><tt>SZDD</tt></td><td>No</td></tr>
 </table>
 <p><a name="note-1">[1]</a> Non-encrypted only</p>
 </body>