diff --git a/Plugins/UniversalEditor.Plugins.Dweep/Associations/FileSystem/DAT.uexml b/Plugins/UniversalEditor.Plugins.Dweep/Associations/FileSystem/DAT.uexml
new file mode 100644
index 00000000..e52ee515
--- /dev/null
+++ b/Plugins/UniversalEditor.Plugins.Dweep/Associations/FileSystem/DAT.uexml
@@ -0,0 +1,20 @@
+
+
+
+
+
+
+
+ *.dat
+
+
+
+
+
+
+
+
+
+
+
+
diff --git a/Plugins/UniversalEditor.Plugins.Dweep/DataFormats/FileSystem/DAT/DweepDATDataFormat.cs b/Plugins/UniversalEditor.Plugins.Dweep/DataFormats/FileSystem/DAT/DweepDATDataFormat.cs
new file mode 100644
index 00000000..0f070381
--- /dev/null
+++ b/Plugins/UniversalEditor.Plugins.Dweep/DataFormats/FileSystem/DAT/DweepDATDataFormat.cs
@@ -0,0 +1,95 @@
+//
+// DweepDATDataFormat.cs - provides a DataFormat for reading and writing Dweep DAT archives
+//
+// Author:
+// Michael Becker
+//
+// Copyright (c) 2022 Mike Becker's Software
+//
+// 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, either version 3 of the License, or
+// (at your option) any later version.
+//
+// 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, see .
+using System;
+using UniversalEditor.ObjectModels.FileSystem;
+using UniversalEditor.ObjectModels.FileSystem.FileSources;
+
+namespace UniversalEditor.Plugins.Dweep.DataFormats.FileSystem.DAT
+{
+ ///
+ /// Provides a for reading and writing Dweep
+ /// DAT archives.
+ ///
+ [DataFormatImplementationStatus(ImplementationStatus.Complete)]
+ public class DweepDATDataFormat : DataFormat
+ {
+ private static DataFormatReference _dfr = null;
+ protected override DataFormatReference MakeReferenceInternal()
+ {
+ if (_dfr == null)
+ {
+ _dfr = base.MakeReferenceInternal();
+ _dfr.Capabilities.Add(typeof(FileSystemObjectModel), DataFormatCapabilities.All);
+ }
+ return _dfr;
+ }
+
+ protected override void LoadInternal(ref ObjectModel objectModel)
+ {
+ FileSystemObjectModel fsom = (objectModel as FileSystemObjectModel);
+ if (fsom == null)
+ throw new ObjectModelNotSupportedException();
+
+ uint filecount = Accessor.Reader.ReadUInt32();
+
+ uint thisFileOffset = Accessor.Reader.ReadUInt32();
+ for (uint i = 0; i < filecount - 1; i++)
+ {
+ string filename = Accessor.Reader.ReadFixedLengthString(13).TrimNull();
+ uint nextFileOffset = Accessor.Reader.ReadUInt32();
+
+ uint length = nextFileOffset - thisFileOffset;
+
+ File file = fsom.AddFile(filename);
+ file.Source = new EmbeddedFileSource(Accessor.Reader, thisFileOffset, length);
+
+ thisFileOffset = nextFileOffset;
+ }
+ }
+
+ protected override void SaveInternal(ObjectModel objectModel)
+ {
+ FileSystemObjectModel fsom = (objectModel as FileSystemObjectModel);
+ if (fsom == null)
+ throw new ObjectModelNotSupportedException();
+
+ File[] files = fsom.GetAllFiles();
+ Accessor.Writer.WriteUInt32((uint)(files.Length + 1));
+
+ uint offset = (uint)(((files.Length + 1) * 17) + 4);
+ Accessor.Writer.WriteUInt32(offset);
+
+ for (int i = 0; i < files.Length; i++)
+ {
+ Accessor.Writer.WriteFixedLengthString(files[i].Name, 13);
+ Accessor.Writer.WriteUInt32((uint)(offset + files[i].Size));
+ offset += (uint)files[i].Size;
+ }
+
+ Accessor.Writer.WriteFixedLengthString(String.Empty, 13);
+
+ for (int i = 0; i < files.Length; i++)
+ {
+ Accessor.Writer.WriteBytes(files[i].GetData());
+ }
+ }
+ }
+}
diff --git a/Plugins/UniversalEditor.Plugins.Dweep/Properties/AssemblyInfo.cs b/Plugins/UniversalEditor.Plugins.Dweep/Properties/AssemblyInfo.cs
new file mode 100644
index 00000000..a2ca5523
--- /dev/null
+++ b/Plugins/UniversalEditor.Plugins.Dweep/Properties/AssemblyInfo.cs
@@ -0,0 +1,46 @@
+//
+// AssemblyInfo.cs
+//
+// Author:
+// Michael Becker
+//
+// Copyright (c) 2022 Mike Becker's Software
+//
+// 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, either version 3 of the License, or
+// (at your option) any later version.
+//
+// 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, see .
+using System.Reflection;
+using System.Runtime.CompilerServices;
+
+// Information about this assembly is defined by the following attributes.
+// Change them to the values specific to your project.
+
+[assembly: AssemblyTitle("Universal Editor plugin for Dweep")]
+[assembly: AssemblyDescription("")]
+[assembly: AssemblyConfiguration("")]
+[assembly: AssemblyCompany("Mike Becker's Software")]
+[assembly: AssemblyProduct("Universal Editor Plugin Pack")]
+[assembly: AssemblyCopyright("Mike Becker's Software")]
+[assembly: AssemblyTrademark("")]
+[assembly: AssemblyCulture("")]
+
+// The assembly version has the format "{Major}.{Minor}.{Build}.{Revision}".
+// The form "{Major}.{Minor}.*" will automatically update the build and revision,
+// and "{Major}.{Minor}.{Build}.*" will update just the revision.
+
+[assembly: AssemblyVersion("1.0.*")]
+
+// The following attributes are used to specify the signing key for the assembly,
+// if desired. See the Mono documentation for more information about signing.
+
+//[assembly: AssemblyDelaySign(false)]
+//[assembly: AssemblyKeyFile("")]
diff --git a/Plugins/UniversalEditor.Plugins.Dweep/UniversalEditor.Plugins.Dweep.csproj b/Plugins/UniversalEditor.Plugins.Dweep/UniversalEditor.Plugins.Dweep.csproj
new file mode 100644
index 00000000..73641f87
--- /dev/null
+++ b/Plugins/UniversalEditor.Plugins.Dweep/UniversalEditor.Plugins.Dweep.csproj
@@ -0,0 +1,58 @@
+
+
+
+ Debug
+ AnyCPU
+ {9496A94E-F386-4787-818F-FFB04A8EA892}
+ Library
+ UniversalEditor.Plugins.Dweep
+ UniversalEditor.Plugins.Dweep
+ v4.7
+ 4.0.2019.12
+
+
+ true
+ full
+ false
+ ..\..\Output\Debug\Plugins
+ DEBUG;
+ prompt
+ 4
+ false
+
+
+ true
+ ..\..\Output\Release\Plugins
+ prompt
+ 4
+ false
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+ {2D4737E6-6D95-408A-90DB-8DFF38147E85}
+ UniversalEditor.Core
+
+
+ {30467E5C-05BC-4856-AADC-13906EF4CADD}
+ UniversalEditor.Essential
+
+
+
+
+
+
+
diff --git a/UniversalEditor.sln b/UniversalEditor.sln
index 55a6a403..49221a11 100644
--- a/UniversalEditor.sln
+++ b/UniversalEditor.sln
@@ -219,6 +219,8 @@ Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "UniversalEditor.Plugins.Sha
EndProject
Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "UniversalEditor.Plugins.SwarmAssault", "Plugins\UniversalEditor.Plugins.SwarmAssault\UniversalEditor.Plugins.SwarmAssault.csproj", "{A3D15C91-8D55-4F02-87DC-A1C5E63B8C56}"
EndProject
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "UniversalEditor.Plugins.Dweep", "Plugins\UniversalEditor.Plugins.Dweep\UniversalEditor.Plugins.Dweep.csproj", "{9496A94E-F386-4787-818F-FFB04A8EA892}"
+EndProject
Global
GlobalSection(SolutionConfigurationPlatforms) = preSolution
Debug|Any CPU = Debug|Any CPU
@@ -635,6 +637,10 @@ Global
{A3D15C91-8D55-4F02-87DC-A1C5E63B8C56}.Debug|Any CPU.Build.0 = Debug|Any CPU
{A3D15C91-8D55-4F02-87DC-A1C5E63B8C56}.Release|Any CPU.ActiveCfg = Release|Any CPU
{A3D15C91-8D55-4F02-87DC-A1C5E63B8C56}.Release|Any CPU.Build.0 = Release|Any CPU
+ {9496A94E-F386-4787-818F-FFB04A8EA892}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+ {9496A94E-F386-4787-818F-FFB04A8EA892}.Debug|Any CPU.Build.0 = Debug|Any CPU
+ {9496A94E-F386-4787-818F-FFB04A8EA892}.Release|Any CPU.ActiveCfg = Release|Any CPU
+ {9496A94E-F386-4787-818F-FFB04A8EA892}.Release|Any CPU.Build.0 = Release|Any CPU
EndGlobalSection
GlobalSection(NestedProjects) = preSolution
{6F0AB1AF-E1A1-4D19-B19C-05BBB15C94B2} = {05D15661-E684-4EC9-8FBD-C014BA433CC5}
@@ -739,6 +745,7 @@ Global
{29F3E82C-CF84-4966-91BF-152D3BCC2117} = {2ED32D16-6C06-4450-909A-40D32DA67FB4}
{5763E226-26B9-4FAA-8305-4F48E61357E9} = {2ED32D16-6C06-4450-909A-40D32DA67FB4}
{A3D15C91-8D55-4F02-87DC-A1C5E63B8C56} = {2ED32D16-6C06-4450-909A-40D32DA67FB4}
+ {9496A94E-F386-4787-818F-FFB04A8EA892} = {2ED32D16-6C06-4450-909A-40D32DA67FB4}
EndGlobalSection
GlobalSection(MonoDevelopProperties) = preSolution
Policies = $0