diff --git a/asm/src/main/java/dev/openrs2/asm/classpath/AsmClassMetadata.java b/asm/src/main/java/dev/openrs2/asm/classpath/AsmClassMetadata.java
index 5f3a15a9..2e4450f9 100644
--- a/asm/src/main/java/dev/openrs2/asm/classpath/AsmClassMetadata.java
+++ b/asm/src/main/java/dev/openrs2/asm/classpath/AsmClassMetadata.java
@@ -22,12 +22,12 @@ public final class AsmClassMetadata extends ClassMetadata {
 	}
 
 	@Override
-	public boolean isDependency() {
+	public boolean getDependency() {
 		return dependency;
 	}
 
 	@Override
-	public boolean isInterface() {
+	public boolean getInterface() {
 		return (clazz.access & Opcodes.ACC_INTERFACE) != 0;
 	}
 
diff --git a/asm/src/main/java/dev/openrs2/asm/classpath/ClassMetadata.java b/asm/src/main/java/dev/openrs2/asm/classpath/ClassMetadata.java
deleted file mode 100644
index 1dbf7371..00000000
--- a/asm/src/main/java/dev/openrs2/asm/classpath/ClassMetadata.java
+++ /dev/null
@@ -1,34 +0,0 @@
-package dev.openrs2.asm.classpath;
-
-import java.util.Objects;
-
-import com.google.common.collect.ImmutableList;
-import dev.openrs2.asm.MemberDesc;
-
-public abstract class ClassMetadata {
-	public abstract String getName();
-	public abstract boolean isDependency();
-	public abstract boolean isInterface();
-	public abstract ClassMetadata getSuperClass();
-	public abstract ImmutableList<ClassMetadata> getSuperInterfaces();
-	public abstract ImmutableList<MemberDesc> getFields();
-	public abstract ImmutableList<MemberDesc> getMethods();
-	public abstract boolean isNative(MemberDesc method);
-
-	@Override
-	public boolean equals(Object o) {
-		if (this == o) {
-			return true;
-		}
-		if (o == null || getClass() != o.getClass()) {
-			return false;
-		}
-		var that = (ClassMetadata) o;
-		return getName().equals(that.getName());
-	}
-
-	@Override
-	public int hashCode() {
-		return Objects.hash(getName());
-	}
-}
diff --git a/asm/src/main/java/dev/openrs2/asm/classpath/ClassMetadata.kt b/asm/src/main/java/dev/openrs2/asm/classpath/ClassMetadata.kt
new file mode 100644
index 00000000..2574d50d
--- /dev/null
+++ b/asm/src/main/java/dev/openrs2/asm/classpath/ClassMetadata.kt
@@ -0,0 +1,26 @@
+package dev.openrs2.asm.classpath
+
+import dev.openrs2.asm.MemberDesc
+
+abstract class ClassMetadata {
+    abstract val name: String
+    abstract val dependency: Boolean
+    abstract val `interface`: Boolean
+    abstract val superClass: ClassMetadata?
+    abstract val superInterfaces: List<ClassMetadata>
+    abstract val fields: List<MemberDesc>
+    abstract val methods: List<MemberDesc>
+
+    abstract fun isNative(method: MemberDesc): Boolean
+
+    override fun equals(other: Any?): Boolean {
+        if (this === other) return true
+        if (other !is ClassMetadata) return false
+
+        return name == other.name
+    }
+
+    override fun hashCode(): Int {
+        return name.hashCode()
+    }
+}
diff --git a/asm/src/main/java/dev/openrs2/asm/classpath/ReflectionClassMetadata.java b/asm/src/main/java/dev/openrs2/asm/classpath/ReflectionClassMetadata.java
index 7aad28b1..ab753b03 100644
--- a/asm/src/main/java/dev/openrs2/asm/classpath/ReflectionClassMetadata.java
+++ b/asm/src/main/java/dev/openrs2/asm/classpath/ReflectionClassMetadata.java
@@ -22,12 +22,12 @@ public final class ReflectionClassMetadata extends ClassMetadata {
 	}
 
 	@Override
-	public boolean isDependency() {
+	public boolean getDependency() {
 		return true;
 	}
 
 	@Override
-	public boolean isInterface() {
+	public boolean getInterface() {
 		return clazz.isInterface();
 	}
 
diff --git a/deob/src/main/java/dev/openrs2/deob/remap/TypedRemapper.java b/deob/src/main/java/dev/openrs2/deob/remap/TypedRemapper.java
index 086682a7..f7037b72 100644
--- a/deob/src/main/java/dev/openrs2/deob/remap/TypedRemapper.java
+++ b/deob/src/main/java/dev/openrs2/deob/remap/TypedRemapper.java
@@ -91,7 +91,7 @@ public final class TypedRemapper extends Remapper {
 
 	private static String populateClassMapping(Map<String, String> mapping, Map<String, Integer> prefixes, ClassMetadata clazz) {
 		var name = clazz.getName();
-		if (mapping.containsKey(name) || EXCLUDED_CLASSES.contains(name) || clazz.isDependency()) {
+		if (mapping.containsKey(name) || EXCLUDED_CLASSES.contains(name) || clazz.getDependency()) {
 			return mapping.getOrDefault(name, name);
 		}
 
@@ -103,7 +103,7 @@ public final class TypedRemapper extends Remapper {
 			superName = superName.substring(superName.lastIndexOf('/') + 1);
 
 			mappedName += generateName(prefixes, superName + "_Sub");
-		} else if (clazz.isInterface()) {
+		} else if (clazz.getInterface()) {
 			mappedName += generateName(prefixes, "Interface");
 		} else {
 			mappedName += generateName(prefixes, "Class");
@@ -128,7 +128,7 @@ public final class TypedRemapper extends Remapper {
 					break;
 				}
 
-				if (clazz.isDependency()) {
+				if (clazz.getDependency()) {
 					skip = true;
 					break;
 				}
@@ -185,7 +185,7 @@ public final class TypedRemapper extends Remapper {
 				return true;
 			}
 
-			if (clazz.isDependency()) {
+			if (clazz.getDependency()) {
 				return true;
 			}