diff --git a/OpenRA.Game/ModData.cs b/OpenRA.Game/ModData.cs
index 2af12676e3..99f52392fc 100755
--- a/OpenRA.Game/ModData.cs
+++ b/OpenRA.Game/ModData.cs
@@ -46,6 +46,9 @@ namespace OpenRA
 			public string Title;
 			public string Description;
 			public string Version;
+			public string Author;
+			public string[] RequiresMods;
+			public bool Standalone = false;
 		}
 		
 		public readonly Manifest Manifest;
diff --git a/mods/d2k/mod.yaml b/mods/d2k/mod.yaml
index 07ebe5c9f0..335c299db1 100644
--- a/mods/d2k/mod.yaml
+++ b/mods/d2k/mod.yaml
@@ -1,5 +1,10 @@
-# Dune 2000 Mod -- Package Manifest
-# Piggybacks some things from ra mod
+Metadata:
+	Title: Dune 2000
+	Description: Work in progress d2k port
+	Version: a0001
+	Author: The OpenRA Developers
+	Standalone: true
+
 Folders:
 	.
 	mods/d2k
diff --git a/mods/default/mod.yaml b/mods/default/mod.yaml
index a8a131c8b4..795b855475 100644
--- a/mods/default/mod.yaml
+++ b/mods/default/mod.yaml
@@ -2,6 +2,8 @@ Metadata:
 	Title: Default Mod Template
 	Description: Minimal template for creating a base mod
 	Version: a0001
+	Author: The OpenRA Developers
+	Standalone: true
 
 Folders:
 	.
diff --git a/mods/example/mod.yaml b/mods/example/mod.yaml
index 88778b9638..8ab64b1673 100644
--- a/mods/example/mod.yaml
+++ b/mods/example/mod.yaml
@@ -2,6 +2,8 @@ Metadata:
 	Title: Example Mod
 	Description: Adds a soviet troop transport
 	Version: a0001
+	Author: The OpenRA Developers
+	RequiresMods: ra
 
 Folders:
 	mods/example
diff --git a/mods/ra/mod.yaml b/mods/ra/mod.yaml
index ae9bc3e9e5..0021e4ded9 100644
--- a/mods/ra/mod.yaml
+++ b/mods/ra/mod.yaml
@@ -2,6 +2,8 @@ Metadata:
 	Title: Red Alert
 	Description: OpenRA Reimagining of the classic game
 	Version: a0001
+	Author: The OpenRA Developers
+	Standalone: true
 
 Folders:
 	.
diff --git a/mods/ra_perf/mod.yaml b/mods/ra_perf/mod.yaml
index 69dc54d51d..d81cb57c23 100644
--- a/mods/ra_perf/mod.yaml
+++ b/mods/ra_perf/mod.yaml
@@ -2,6 +2,8 @@ Metadata:
 	Title: RA Perf
 	Description: Performance Test map pack
 	Version: a0001
+	Author: The OpenRA Developers
+	RequiresMods: ra
 
 Folders:
 	./mods/ra_perf