diff --git a/src/ide/Xcode/STK_XCode.xcodeproj/project.pbxproj b/src/ide/Xcode/STK_XCode.xcodeproj/project.pbxproj
index d3a2410b4..cc3ec15e1 100644
--- a/src/ide/Xcode/STK_XCode.xcodeproj/project.pbxproj
+++ b/src/ide/Xcode/STK_XCode.xcodeproj/project.pbxproj
@@ -339,8 +339,11 @@
 		9598A5B613CFBA83000B83EA /* hardware_skinning.cpp in Sources */ = {isa = PBXBuildFile; fileRef = 9598A5B413CFBA83000B83EA /* hardware_skinning.cpp */; };
 		959DE0C613C297B90068ED78 /* swatter.cpp in Sources */ = {isa = PBXBuildFile; fileRef = 959DE0C413C297B90068ED78 /* swatter.cpp */; };
 		95A0BA2413E63F6700620EA6 /* kart_with_stats.cpp in Sources */ = {isa = PBXBuildFile; fileRef = 95A0BA2213E63F6700620EA6 /* kart_with_stats.cpp */; };
-		95A1965D14FC33DF0074B892 /* replay.cpp in Sources */ = {isa = PBXBuildFile; fileRef = 95A1965B14FC33DF0074B892 /* replay.cpp */; };
 		95A1966214FC422D0074B892 /* ghost_kart.cpp in Sources */ = {isa = PBXBuildFile; fileRef = 95A1966014FC422D0074B892 /* ghost_kart.cpp */; };
+		95A1978E1502E5020074B892 /* replay_base.cpp in Sources */ = {isa = PBXBuildFile; fileRef = 95A197881502E5020074B892 /* replay_base.cpp */; };
+		95A1978F1502E5020074B892 /* replay_play.cpp in Sources */ = {isa = PBXBuildFile; fileRef = 95A1978A1502E5020074B892 /* replay_play.cpp */; };
+		95A197901502E5020074B892 /* replay_recorder.cpp in Sources */ = {isa = PBXBuildFile; fileRef = 95A1978C1502E5020074B892 /* replay_recorder.cpp */; };
+		95A197951502E5320074B892 /* skidding.cpp in Sources */ = {isa = PBXBuildFile; fileRef = 95A197931502E5320074B892 /* skidding.cpp */; };
 		95AA4C67148AF2CC0053771D /* lod_node_loader.cpp in Sources */ = {isa = PBXBuildFile; fileRef = 95AA4C65148AF2CC0053771D /* lod_node_loader.cpp */; };
 		95AAD98012BAD36300B7B8A3 /* tutorial_screen.cpp in Sources */ = {isa = PBXBuildFile; fileRef = 95AAD97E12BAD36300B7B8A3 /* tutorial_screen.cpp */; };
 		95B5CD14102DE08F00EF2001 /* device_config.cpp in Sources */ = {isa = PBXBuildFile; fileRef = 95B5CD13102DE08F00EF2001 /* device_config.cpp */; };
@@ -1157,10 +1160,16 @@
 		95A1184C0F77FC8800B18B3D /* input_device.hpp */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.cpp.h; name = input_device.hpp; path = ../../input/input_device.hpp; sourceTree = SOURCE_ROOT; };
 		95A1187A0F78024E00B18B3D /* device_manager.cpp */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.cpp.cpp; name = device_manager.cpp; path = ../../input/device_manager.cpp; sourceTree = SOURCE_ROOT; };
 		95A1187C0F78026D00B18B3D /* device_manager.hpp */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.cpp.h; name = device_manager.hpp; path = ../../input/device_manager.hpp; sourceTree = SOURCE_ROOT; };
-		95A1965B14FC33DF0074B892 /* replay.cpp */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.cpp.cpp; name = replay.cpp; path = ../../replay/replay.cpp; sourceTree = SOURCE_ROOT; };
-		95A1965C14FC33DF0074B892 /* replay.hpp */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.cpp.h; name = replay.hpp; path = ../../replay/replay.hpp; sourceTree = SOURCE_ROOT; };
 		95A1966014FC422D0074B892 /* ghost_kart.cpp */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.cpp.cpp; name = ghost_kart.cpp; path = ../../karts/ghost_kart.cpp; sourceTree = SOURCE_ROOT; };
 		95A1966114FC422D0074B892 /* ghost_kart.hpp */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.cpp.h; name = ghost_kart.hpp; path = ../../karts/ghost_kart.hpp; sourceTree = SOURCE_ROOT; };
+		95A197881502E5020074B892 /* replay_base.cpp */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.cpp.cpp; name = replay_base.cpp; path = ../../replay/replay_base.cpp; sourceTree = SOURCE_ROOT; };
+		95A197891502E5020074B892 /* replay_base.hpp */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.cpp.h; name = replay_base.hpp; path = ../../replay/replay_base.hpp; sourceTree = SOURCE_ROOT; };
+		95A1978A1502E5020074B892 /* replay_play.cpp */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.cpp.cpp; name = replay_play.cpp; path = ../../replay/replay_play.cpp; sourceTree = SOURCE_ROOT; };
+		95A1978B1502E5020074B892 /* replay_play.hpp */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.cpp.h; name = replay_play.hpp; path = ../../replay/replay_play.hpp; sourceTree = SOURCE_ROOT; };
+		95A1978C1502E5020074B892 /* replay_recorder.cpp */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.cpp.cpp; name = replay_recorder.cpp; path = ../../replay/replay_recorder.cpp; sourceTree = SOURCE_ROOT; };
+		95A1978D1502E5020074B892 /* replay_recorder.hpp */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.cpp.h; name = replay_recorder.hpp; path = ../../replay/replay_recorder.hpp; sourceTree = SOURCE_ROOT; };
+		95A197931502E5320074B892 /* skidding.cpp */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.cpp.cpp; name = skidding.cpp; path = ../../karts/skidding.cpp; sourceTree = SOURCE_ROOT; };
+		95A197941502E5320074B892 /* skidding.hpp */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.cpp.h; name = skidding.hpp; path = ../../karts/skidding.hpp; sourceTree = SOURCE_ROOT; };
 		95A5402D1481BD950086FE38 /* inetwork_http.hpp */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.cpp.h; name = inetwork_http.hpp; path = ../../addons/inetwork_http.hpp; sourceTree = SOURCE_ROOT; };
 		95A540411481BEB60086FE38 /* dummy_network_http.hpp */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.cpp.h; name = dummy_network_http.hpp; path = ../../addons/dummy_network_http.hpp; sourceTree = SOURCE_ROOT; };
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@@ -2363,11 +2372,15 @@
 			path = ../../input;
 			sourceTree = SOURCE_ROOT;
 		};
-		95A1965A14FC33DF0074B892 /* replay */ = {
+		95A197871502E5020074B892 /* replay */ = {
 			isa = PBXGroup;
 			children = (
-				95A1965B14FC33DF0074B892 /* replay.cpp */,
-				95A1965C14FC33DF0074B892 /* replay.hpp */,
+				95A197881502E5020074B892 /* replay_base.cpp */,
+				95A197891502E5020074B892 /* replay_base.hpp */,
+				95A1978A1502E5020074B892 /* replay_play.cpp */,
+				95A1978B1502E5020074B892 /* replay_play.hpp */,
+				95A1978C1502E5020074B892 /* replay_recorder.cpp */,
+				95A1978D1502E5020074B892 /* replay_recorder.hpp */,
 			);
 			name = replay;
 			path = ../../replay;
@@ -2393,7 +2406,7 @@
 				95C2B1590F296545000D3E5D /* network */,
 				95C2B17F0F296545000D3E5D /* physics */,
 				95263DDF0FD7471900CF5F92 /* race */,
-				95A1965A14FC33DF0074B892 /* replay */,
+				95A197871502E5020074B892 /* replay */,
 				958330C110122B4A00C5137E /* states_screens */,
 				958444891330F89100CEA60A /* tinygettext */,
 				95C2B1CE0F296545000D3E5D /* tracks */,
@@ -2549,6 +2562,8 @@
 				95BF1E67127513A100F78AE7 /* max_speed.hpp */,
 				95C2B1210F296545000D3E5D /* moveable.cpp */,
 				95C2B1220F296545000D3E5D /* moveable.hpp */,
+				95A197931502E5320074B892 /* skidding.cpp */,
+				95A197941502E5320074B892 /* skidding.hpp */,
 			);
 			name = karts;
 			path = ../../karts;
@@ -3209,8 +3224,11 @@
 				95EF178E14AFBC91005FFEEB /* race_gui_overworld.cpp in Sources */,
 				9543D58F14D36EE3000B0888 /* kart_gfx.cpp in Sources */,
 				9543D59E14D38831000B0888 /* select_challenge.cpp in Sources */,
-				95A1965D14FC33DF0074B892 /* replay.cpp in Sources */,
 				95A1966214FC422D0074B892 /* ghost_kart.cpp in Sources */,
+				95A1978E1502E5020074B892 /* replay_base.cpp in Sources */,
+				95A1978F1502E5020074B892 /* replay_play.cpp in Sources */,
+				95A197901502E5020074B892 /* replay_recorder.cpp in Sources */,
+				95A197951502E5320074B892 /* skidding.cpp in Sources */,
 			);
 			runOnlyForDeploymentPostprocessing = 0;
 		};