Index: src/OFURI.h
==================================================================
--- src/OFURI.h
+++ src/OFURI.h
@@ -373,10 +373,12 @@
  * @brief Returns the characters allowed in the fragment part of a URI.
  *
  * @return The characters allowed in the fragment part of a URI.
  */
 + (OFCharacterSet *)URIFragmentAllowedCharacterSet;
+
++ (OFCharacterSet *)of_URIPathAllowedCharacterSetWithoutExclamationMark;
 @end
 
 #ifdef __cplusplus
 extern "C" {
 #endif

Index: src/OFURI.m
==================================================================
--- src/OFURI.m
+++ src/OFURI.m
@@ -50,16 +50,35 @@
 @interface OFURIQueryOrFragmentAllowedCharacterSet: OFURIAllowedCharacterSetBase
 @end
 
 @interface OFURIQueryKeyValueAllowedCharacterSet: OFURIAllowedCharacterSetBase
 @end
+
+@interface OFURIPathAllowedCharacterSetWithoutExclamationMark:
+    OFURIPathAllowedCharacterSet
+{
+	OFCharacterSet *_characterSet;
+	bool (*_characterIsMember)(id, SEL, OFUnichar);
+}
+@end
+
+OF_DIRECT_MEMBERS
+@interface OFInvertedCharacterSetWithoutPercent: OFCharacterSet
+{
+	OFCharacterSet *_characterSet;
+	bool (*_characterIsMember)(id, SEL, OFUnichar);
+}
+
+- (instancetype)initWithCharacterSet: (OFCharacterSet *)characterSet;
+@end
 
 static OFCharacterSet *URIAllowedCharacterSet = nil;
 static OFCharacterSet *URISchemeAllowedCharacterSet = nil;
 static OFCharacterSet *URIPathAllowedCharacterSet = nil;
 static OFCharacterSet *URIQueryOrFragmentAllowedCharacterSet = nil;
 static OFCharacterSet *URIQueryKeyValueAllowedCharacterSet = nil;
+static OFCharacterSet *URIPathAllowedCharacterSetWithoutExclamationMark = nil;
 
 static OFOnceControl URIAllowedCharacterSetOnce = OFOnceControlInitValue;
 static OFOnceControl URIQueryOrFragmentAllowedCharacterSetOnce =
     OFOnceControlInitValue;
 
@@ -95,19 +114,16 @@
 {
 	URIQueryKeyValueAllowedCharacterSet =
 	    [[OFURIQueryKeyValueAllowedCharacterSet alloc] init];
 }
 
-OF_DIRECT_MEMBERS
-@interface OFInvertedCharacterSetWithoutPercent: OFCharacterSet
-{
-	OFCharacterSet *_characterSet;
-	bool (*_characterIsMember)(id, SEL, OFUnichar);
-}
-
-- (instancetype)initWithCharacterSet: (OFCharacterSet *)characterSet;
-@end
+static void
+initURIPathAllowedCharacterSetWithoutExclamationMark(void)
+{
+	URIPathAllowedCharacterSetWithoutExclamationMark =
+	    [[OFURIPathAllowedCharacterSetWithoutExclamationMark alloc] init];
+}
 
 bool
 OFURIIsIPv6Host(OFString *host)
 {
 	const char *UTF8String = host.UTF8String;
@@ -288,10 +304,43 @@
 	default:
 		return false;
 	}
 }
 @end
+
+@implementation OFURIPathAllowedCharacterSetWithoutExclamationMark
+- (instancetype)init
+{
+	self = [super init];
+
+	@try {
+		_characterSet = [[OFCharacterSet URIPathAllowedCharacterSet]
+		    retain];
+		_characterIsMember = (bool (*)(id, SEL, OFUnichar))
+		    [_characterSet methodForSelector:
+		    @selector(characterIsMember:)];
+	} @catch (id e) {
+		[self release];
+		@throw e;
+	}
+
+	return self;
+}
+
+- (void)dealloc
+{
+	[_characterSet release];
+
+	[super dealloc];
+}
+
+- (bool)characterIsMember: (OFUnichar)character
+{
+	return (character != '!' && _characterIsMember(_characterSet,
+	    @selector(characterIsMember:), character));
+}
+@end
 
 @implementation OFInvertedCharacterSetWithoutPercent
 - (instancetype)initWithCharacterSet: (OFCharacterSet *)characterSet
 {
 	self = [super init];
@@ -396,10 +445,19 @@
 	OFOnce(&URIQueryOrFragmentAllowedCharacterSetOnce,
 	    initURIQueryOrFragmentAllowedCharacterSet);
 
 	return URIQueryOrFragmentAllowedCharacterSet;
 }
+
++ (OFCharacterSet *)of_URIPathAllowedCharacterSetWithoutExclamationMark
+{
+	static OFOnceControl onceControl = OFOnceControlInitValue;
+	OFOnce(&onceControl,
+	    initURIPathAllowedCharacterSetWithoutExclamationMark);
+
+	return URIPathAllowedCharacterSetWithoutExclamationMark;
+}
 @end
 
 @implementation OFURI
 + (instancetype)URI
 {

Index: src/OFZIPArchive.h
==================================================================
--- src/OFZIPArchive.h
+++ src/OFZIPArchive.h
@@ -83,10 +83,21 @@
  *	       archive.
  * @return A new, autoreleased OFZIPArchive
  */
 + (instancetype)archiveWithURI: (OFURI *)URI mode: (OFString *)mode;
 
+/**
+ * @brief Creates a URI for accessing a the specified file within the specified
+ *	  ZIP archive.
+ *
+ * @param path The path of the file within the archive
+ * @param archive The URI of the archive
+ * @return A URI for accessing the specified file within the specified ZIP
+ *	   archive
+ */
++ (OFURI *)URIForFile: (OFString *)path inArchive: (OFURI *)archive;
+
 - (instancetype)init OF_UNAVAILABLE;
 
 /**
  * @brief Initializes an already allocated OFZIPArchive object with the
  *	  specified stream.

Index: src/OFZIPArchive.m
==================================================================
--- src/OFZIPArchive.m
+++ src/OFZIPArchive.m
@@ -26,10 +26,11 @@
 #import "OFDictionary.h"
 #import "OFInflate64Stream.h"
 #import "OFInflateStream.h"
 #import "OFSeekableStream.h"
 #import "OFStream.h"
+#import "OFURI.h"
 #import "OFURIHandler.h"
 
 #import "OFChecksumMismatchException.h"
 #import "OFInvalidArgumentException.h"
 #import "OFInvalidFormatException.h"
@@ -164,10 +165,34 @@
 
 + (instancetype)archiveWithURI: (OFURI *)URI mode: (OFString *)mode
 {
 	return [[[self alloc] initWithURI: URI mode: mode] autorelease];
 }
+
++ (OFURI *)URIForFile: (OFString *)path inArchive: (OFURI *)archive
+{
+	OFMutableURI *URI = [OFMutableURI URI];
+	void *pool = objc_autoreleasePoolPush();
+	OFCharacterSet *characterSet = [OFCharacterSet
+	    of_URIPathAllowedCharacterSetWithoutExclamationMark];
+	OFString *archiveURI;
+
+	path = [path
+	    stringByAddingPercentEncodingWithAllowedCharacters: characterSet];
+	archiveURI = [archive.string
+	    stringByAddingPercentEncodingWithAllowedCharacters: characterSet];
+
+	URI.scheme = @"of-zip";
+	URI.percentEncodedPath = [OFString stringWithFormat: @"%@!%@",
+							     archiveURI, path];
+
+	[URI makeImmutable];
+
+	objc_autoreleasePoolPop(pool);
+
+	return URI;
+}
 
 - (instancetype)init
 {
 	OF_INVALID_INIT_METHOD
 }