Index: utils/objfw-new/NewClass.m
==================================================================
--- utils/objfw-new/NewClass.m
+++ utils/objfw-new/NewClass.m
@@ -23,11 +23,11 @@
 #import "OFString.h"
 
 #import "OFOpenItemFailedException.h"
 
 void
-newClass(OFString *name)
+newClass(OFString *name, OFString *superclass)
 {
 	OFString *headerPath = [name stringByAppendingPathExtension: @"h"];
 	OFString *implPath = [name stringByAppendingPathExtension: @"m"];
 	OFFile *headerFile, *implFile;
 	@try {
@@ -40,15 +40,18 @@
 		[OFStdErr writeFormat: @"File %@ already exists! Aborting...\n",
 				       e.path];
 		[OFApplication terminateWithStatus: 1];
 	}
 
+	if (superclass == nil)
+		superclass = @"OFObject";
+
 	[headerFile writeFormat: @"#import <ObjFW/ObjFW.h>\n"
 				 @"\n"
-				 @"@interface %@: OFObject\n"
+				 @"@interface %@: %@\n"
 				 @"@end\n",
-				 name];
+				 name, superclass];
 
 	[implFile writeFormat: @"#import \"%@\"\n"
 			       @"\n"
 			       @"@implementation %@\n"
 			       @"@end\n",

Index: utils/objfw-new/ObjFWNew.m
==================================================================
--- utils/objfw-new/ObjFWNew.m
+++ utils/objfw-new/ObjFWNew.m
@@ -24,11 +24,11 @@
 
 @interface ObjFWNew: OFObject <OFApplicationDelegate>
 @end
 
 extern void newApp(OFString *);
-extern void newClass(OFString *);
+extern void newClass(OFString *, OFString *);
 
 OF_APPLICATION_DELEGATE(ObjFWNew)
 
 static void
 showUsage(void)
@@ -41,31 +41,37 @@
 
 @implementation ObjFWNew
 - (void)applicationDidFinishLaunching
 {
 	bool app, class;
+	OFString *superclass = nil;
 	const OFOptionsParserOption options[] = {
 		{ '\0', @"app", 0, &app, NULL },
 		{ '\0', @"class", 0, &class, NULL },
+		{ '\0', @"superclass", 1, NULL, &superclass },
 		{ '\0', nil, 0, NULL, NULL }
 	};
 	OFOptionsParser *optionsParser;
 	OFUnichar option;
 
 	optionsParser = [OFOptionsParser parserWithOptions: options];
 	while ((option = [optionsParser nextOption]) != '\0')
-		if (option == '?')
+		if (option == '?' || option == ':' || option == '=')
 			showUsage();
 
 	if ((app ^ class) != 1 || optionsParser.remainingArguments.count != 1)
 		showUsage();
 
+	if (superclass && !class)
+		showUsage();
+
 	if (app)
 		newApp(optionsParser.remainingArguments.firstObject);
 	else if (class)
-		newClass(optionsParser.remainingArguments.firstObject);
+		newClass(optionsParser.remainingArguments.firstObject,
+		    superclass);
 	else
 		showUsage();
 
 	[OFApplication terminate];
 }
 @end