Index: src/Makefile
==================================================================
--- src/Makefile
+++ src/Makefile
@@ -203,10 +203,11 @@
 	OFSandbox.m			\
 	OFSizeValue.m			\
 	OFStrPTime.m			\
 	OFSubarray.m			\
 	OFUTF8String.m			\
+	OFZIPURIHandler.m		\
 	${LIBBASES_M}			\
 	${RUNTIME_AUTORELEASE_M}	\
 	${RUNTIME_INSTANCE_M}		\
        ${UNICODE_M}
 SRCS_FILES += OFFileURIHandler.m

Index: src/OFURIHandler.m
==================================================================
--- src/OFURIHandler.m
+++ src/OFURIHandler.m
@@ -29,10 +29,11 @@
 # import "OFFileURIHandler.h"
 #endif
 #if defined(OF_HAVE_SOCKETS) && defined(OF_HAVE_THREADS)
 # import "OFHTTPURIHandler.h"
 #endif
+#import "OFZIPURIHandler.h"
 
 #import "OFUnsupportedProtocolException.h"
 
 static OFMutableDictionary OF_GENERIC(OFString *, OFURIHandler *) *handlers;
 #ifdef OF_HAVE_THREADS
@@ -66,10 +67,11 @@
 #endif
 #if defined(OF_HAVE_SOCKETS) && defined(OF_HAVE_THREADS)
 	[self registerClass: [OFHTTPURIHandler class] forScheme: @"http"];
 	[self registerClass: [OFHTTPURIHandler class] forScheme: @"https"];
 #endif
+	[self registerClass: [OFZIPURIHandler class] forScheme: @"of-zip"];
 }
 
 + (bool)registerClass: (Class)class forScheme: (OFString *)scheme
 {
 #ifdef OF_HAVE_THREADS

ADDED   src/OFZIPURIHandler.h
Index: src/OFZIPURIHandler.h
==================================================================
--- src/OFZIPURIHandler.h
+++ src/OFZIPURIHandler.h
@@ -0,0 +1,23 @@
+/*
+ * Copyright (c) 2008-2022 Jonathan Schleifer <js@nil.im>
+ *
+ * All rights reserved.
+ *
+ * This file is part of ObjFW. It may be distributed under the terms of the
+ * Q Public License 1.0, which can be found in the file LICENSE.QPL included in
+ * the packaging of this file.
+ *
+ * Alternatively, it may be distributed under the terms of the GNU General
+ * Public License, either version 2 or 3, which can be found in the file
+ * LICENSE.GPLv2 or LICENSE.GPLv3 respectively included in the packaging of this
+ * file.
+ */
+
+#import "OFURIHandler.h"
+
+OF_ASSUME_NONNULL_BEGIN
+
+@interface OFZIPURIHandler: OFURIHandler
+@end
+
+OF_ASSUME_NONNULL_END

ADDED   src/OFZIPURIHandler.m
Index: src/OFZIPURIHandler.m
==================================================================
--- src/OFZIPURIHandler.m
+++ src/OFZIPURIHandler.m
@@ -0,0 +1,62 @@
+/*
+ * Copyright (c) 2008-2022 Jonathan Schleifer <js@nil.im>
+ *
+ * All rights reserved.
+ *
+ * This file is part of ObjFW. It may be distributed under the terms of the
+ * Q Public License 1.0, which can be found in the file LICENSE.QPL included in
+ * the packaging of this file.
+ *
+ * Alternatively, it may be distributed under the terms of the GNU General
+ * Public License, either version 2 or 3, which can be found in the file
+ * LICENSE.GPLv2 or LICENSE.GPLv3 respectively included in the packaging of this
+ * file.
+ */
+
+#include "config.h"
+
+#import "OFZIPURIHandler.h"
+#import "OFURI.h"
+#import "OFZIPArchive.h"
+
+#import "OFInvalidArgumentException.h"
+
+@implementation OFZIPURIHandler
+- (OFStream *)openItemAtURI: (OFURI *)URI mode: (OFString *)mode
+{
+	OFString *percentEncodedPath, *archiveURI, *path;
+	size_t pos;
+	OFZIPArchive *archive;
+
+	if (![URI.scheme isEqual: @"of-zip"] || URI.host != nil ||
+	    URI.port != nil || URI.user != nil || URI.password != nil ||
+	    URI.query != nil || URI.fragment != nil)
+		@throw [OFInvalidArgumentException exception];
+
+	if (![mode isEqual: @"r"])
+		/*
+		 * Writing has some implications that are not decided yet: Will
+		 * it always append to an archive? What happens if the file
+		 * already exists?
+		 */
+		@throw [OFInvalidArgumentException exception];
+
+	percentEncodedPath = URI.percentEncodedPath;
+	pos = [percentEncodedPath rangeOfString: @"!"].location;
+
+	if (pos == OFNotFound)
+		@throw [OFInvalidArgumentException exception];
+
+	archiveURI = [percentEncodedPath substringWithRange:
+	    OFMakeRange(0, pos)].stringByRemovingPercentEncoding;
+	path = [percentEncodedPath substringWithRange:
+	    OFMakeRange(pos + 1, percentEncodedPath.length - pos - 1)]
+	    .stringByRemovingPercentEncoding;
+
+	archive = [OFZIPArchive
+	    archiveWithURI: [OFURI URIWithString: archiveURI]
+		      mode: @"r"];
+
+	return [archive streamForReadingFile: path];
+}
+@end