diff --git a/Facepunch.Steamworks/SteamUgc.cs b/Facepunch.Steamworks/SteamUgc.cs
index 6f860e8..8c38253 100644
--- a/Facepunch.Steamworks/SteamUgc.cs
+++ b/Facepunch.Steamworks/SteamUgc.cs
@@ -200,5 +200,13 @@ public static bool ShowWorkshopEula()
 			return status?.Accepted;
 		}
 
+		public static PublishedFileId[] GetSubscribedItemIds()
+		{
+			var count = Internal.GetNumSubscribedItems();
+			var ids = new PublishedFileId[count];
+			Internal.GetSubscribedItems(ids, count);
+
+			return ids;
+		}
 	}
 }
diff --git a/Facepunch.Steamworks/Structs/Leaderboard.cs b/Facepunch.Steamworks/Structs/Leaderboard.cs
index ed7deb8..e66730d 100644
--- a/Facepunch.Steamworks/Structs/Leaderboard.cs
+++ b/Facepunch.Steamworks/Structs/Leaderboard.cs
@@ -51,9 +51,9 @@ public struct Leaderboard
 		/// <summary>
 		/// Attaches a piece of user generated content the user's entry on a leaderboard
 		/// </summary>
-		public async Task<Result> AttachUgc( Ugc file )
+		public async Task<Result> AttachUgc( PublishedFileId file )
 		{
-			var r = await SteamUserStats.Internal.AttachLeaderboardUGC( Id, file.Handle );
+			var r = await SteamUserStats.Internal.AttachLeaderboardUGC( Id, file.Value );
 			if ( !r.HasValue ) return Result.Fail;
 
 			return r.Value.Result;
@@ -157,4 +157,4 @@ internal static async Task WaitForUserNames( LeaderboardEntry[] entries)
 		}
 		#endregion
 	}
-}
\ No newline at end of file
+}
diff --git a/Facepunch.Steamworks/Structs/LeaderboardEntry.cs b/Facepunch.Steamworks/Structs/LeaderboardEntry.cs
index 82eb26f..eb83a44 100644
--- a/Facepunch.Steamworks/Structs/LeaderboardEntry.cs
+++ b/Facepunch.Steamworks/Structs/LeaderboardEntry.cs
@@ -8,7 +8,7 @@ public struct LeaderboardEntry
 		public int GlobalRank;
 		public int Score;
 		public int[] Details;
-		// UGCHandle_t m_hUGC
+		public PublishedFileId? Ugc;
 
 		internal static LeaderboardEntry From( LeaderboardEntry_t e, int[] detailsBuffer )
 		{
@@ -17,7 +17,8 @@ internal static LeaderboardEntry From( LeaderboardEntry_t e, int[] detailsBuffer
 				User = new Friend( e.SteamIDUser ),
 				GlobalRank = e.GlobalRank,
 				Score = e.Score,
-				Details = null
+				Details = null,
+				Ugc = e.UGC == 0 ? null : (PublishedFileId?) e.UGC
 			};
 
 			if ( e.CDetails > 0 )
@@ -28,4 +29,4 @@ internal static LeaderboardEntry From( LeaderboardEntry_t e, int[] detailsBuffer
 			return r;
 		}
 	}
-}
\ No newline at end of file
+}
diff --git a/Facepunch.Steamworks/Structs/UgcItem.cs b/Facepunch.Steamworks/Structs/UgcItem.cs
index fb63898..f8e288f 100644
--- a/Facepunch.Steamworks/Structs/UgcItem.cs
+++ b/Facepunch.Steamworks/Structs/UgcItem.cs
@@ -124,6 +124,8 @@ public Item( PublishedFileId id ) : this()
 		public bool IsSubscribed => (State & ItemState.Subscribed) == ItemState.Subscribed;
 		public bool NeedsUpdate => (State & ItemState.NeedsUpdate) == ItemState.NeedsUpdate;
 
+		public bool IsGameManagedItem => details.FileType == WorkshopFileType.GameManagedItem;
+
 		public string Directory 
 		{
 			get