Pull up ExtensionInterface.

Assets/Cryville/Crtr/Extensions/Extensions.cs

@@ -0,0 +1,27 @@
+using Cryville.Crtr.Browsing;
+using Cryville.Crtr.Extensions.Bestdori;
+using Cryville.Crtr.Extensions.Malody;
+using Cryville.Crtr.Extensions.osu;
+using Cryville.Crtr.Extensions.Quaver;
+using System.Collections.Generic;
+
+namespace Cryville.Crtr.Extensions {
+	public class Extensions : ExtensionInterface {
+		public override IEnumerable<ResourceConverter> GetResourceConverters() {
+			return new ResourceConverter[] {
+				new BestdoriChartConverter(),
+				new MalodyChartConverter(),
+				new osuChartConverter(),
+				new QuaverChartConverter(),
+			};
+		}
+
+		public override IEnumerable<LocalResourceFinder> GetResourceFinders() {
+			return new LocalResourceFinder[] {
+				new MalodyChartFinder(),
+				new osuChartFinder(),
+				new QuaverChartFinder(),
+			};
+		}
+	}
+}

Assets/Cryville/Crtr/Extensions/Extensions.cs.meta

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