diff --git a/src/mp_app.h b/src/mp_app.h
index 468b06c..237b598 100644
--- a/src/mp_app.h
+++ b/src/mp_app.h
@@ -190,11 +190,12 @@ typedef enum { MP_KEY_UNKNOWN    = 0,
                MP_KEY_COUNT } mp_key_code;
 
 typedef enum {
-	MP_KEYMOD_NONE  = 0x00,
-	MP_KEYMOD_ALT   = 0x01,
-	MP_KEYMOD_SHIFT = 0x02,
-	MP_KEYMOD_CTRL  = 0x04,
-	MP_KEYMOD_CMD   = 0x08 } mp_keymod_flags;
+	MP_KEYMOD_NONE          = 0x00,
+	MP_KEYMOD_ALT           = 0x01,
+	MP_KEYMOD_SHIFT         = 0x02,
+	MP_KEYMOD_CTRL          = 0x04,
+	MP_KEYMOD_CMD           = 0x08,
+	MP_KEYMOD_MAIN_MODIFIER = 0x16 /* CMD on Mac, CTRL on Win32 */ } mp_keymod_flags;
 
 typedef enum {
 	MP_MOUSE_LEFT	= 0x00,
diff --git a/src/osx_app.m b/src/osx_app.m
index 1ae74a5..affb7d7 100644
--- a/src/osx_app.m
+++ b/src/osx_app.m
@@ -253,6 +253,7 @@ static mp_keymod_flags mp_convert_osx_mods(NSUInteger nsFlags)
 	if(nsFlags & NSEventModifierFlagCommand)
 	{
 		mods |= MP_KEYMOD_CMD;
+		mods |= MP_KEYMOD_MAIN_MODIFIER;
 	}
 	return(mods);
 }
diff --git a/src/platform/orca_clock.c b/src/platform/orca_clock.c
new file mode 100644
index 0000000..a93599d
--- /dev/null
+++ b/src/platform/orca_clock.c
@@ -0,0 +1,4 @@
+#include"util/typedefs.h"
+#include"platform_clock.h"
+
+f64 ORCA_IMPORT(mp_get_time)(mp_clock_kind clock);
diff --git a/src/platform/platform_clock.h b/src/platform/platform_clock.h
index 023b885..98fba1d 100644
--- a/src/platform/platform_clock.h
+++ b/src/platform/platform_clock.h
@@ -10,6 +10,7 @@
 #define __PLATFORM_CLOCK_H_
 
 #include"util/typedefs.h"
+#include"platform.h"
 
 #ifdef __cplusplus
 extern "C" {
diff --git a/src/ui.c b/src/ui.c
index fd13c1a..79153b5 100644
--- a/src/ui.c
+++ b/src/ui.c
@@ -6,11 +6,11 @@
 *	@revision:
 *
 *****************************************************************/
-#include"platform.h"
-#include"platform_assert.h"
-#include"memory.h"
-#include"hash.h"
-#include"platform_clock.h"
+#include"platform/platform.h"
+#include"platform/platform_assert.h"
+#include"platform/platform_clock.h"
+#include"util/memory.h"
+#include"util/hash.h"
 #include"ui.h"
 
 static ui_style UI_STYLE_DEFAULTS =
@@ -2249,6 +2249,7 @@ str32 ui_edit_delete_selection(ui_context* ui, str32 codepoints)
 
 void ui_edit_copy_selection_to_clipboard(ui_context* ui, str32 codepoints)
 {
+	#if !PLATFORM_ORCA
 	if(ui->editCursor == ui->editMark)
 	{
 		return;
@@ -2260,13 +2261,18 @@ void ui_edit_copy_selection_to_clipboard(ui_context* ui, str32 codepoints)
 
 	mp_clipboard_clear();
 	mp_clipboard_set_string(string);
+	#endif
 }
 
 str32 ui_edit_replace_selection_with_clipboard(ui_context* ui, str32 codepoints)
 {
+	#if PLATFORM_ORCA
+	str32 result = {0};
+	#else
 	str8 string = mp_clipboard_get_string(&ui->frameArena);
 	str32 input = utf8_push_to_codepoints(&ui->frameArena, string);
 	str32 result = ui_edit_replace_selection_with_codepoints(ui, codepoints, input);
+	#endif
 	return(result);
 }
 
@@ -2297,12 +2303,6 @@ typedef struct ui_edit_command
 
 } ui_edit_command;
 
-#if PLATFORM_WINDOWS
-	#define OS_COPY_PASTE_MOD MP_KEYMOD_CTRL
-#elif PLATFORM_MACOS
-	#define OS_COPY_PASTE_MOD MP_KEYMOD_CMD
-#endif
-
 const ui_edit_command UI_EDIT_COMMANDS[] = {
 	//NOTE(martin): move one left
 	{
@@ -2395,7 +2395,7 @@ const ui_edit_command UI_EDIT_COMMANDS[] = {
 	//NOTE(martin): select all
 	{
 		.key = MP_KEY_Q,
-		.mods = OS_COPY_PASTE_MOD,
+		.mods = MP_KEYMOD_MAIN_MODIFIER,
 		.operation = UI_EDIT_SELECT_ALL,
 		.move = UI_EDIT_MOVE_NONE
 	},
@@ -2416,21 +2416,21 @@ const ui_edit_command UI_EDIT_COMMANDS[] = {
 	//NOTE(martin): cut
 	{
 		.key = MP_KEY_X,
-		.mods = OS_COPY_PASTE_MOD,
+		.mods = MP_KEYMOD_MAIN_MODIFIER,
 		.operation = UI_EDIT_CUT,
 		.move = UI_EDIT_MOVE_NONE
 	},
 	//NOTE(martin): copy
 	{
 		.key = MP_KEY_C,
-		.mods = OS_COPY_PASTE_MOD,
+		.mods = MP_KEYMOD_MAIN_MODIFIER,
 		.operation = UI_EDIT_COPY,
 		.move = UI_EDIT_MOVE_NONE
 	},
 	//NOTE(martin): paste
 	{
 		.key = MP_KEY_V,
-		.mods = OS_COPY_PASTE_MOD,
+		.mods = MP_KEYMOD_MAIN_MODIFIER,
 		.operation = UI_EDIT_PASTE,
 		.move = UI_EDIT_MOVE_NONE
 	}
diff --git a/src/util/hash.c b/src/util/hash.c
index e1a4ee0..d60493d 100644
--- a/src/util/hash.c
+++ b/src/util/hash.c
@@ -7,7 +7,7 @@
 *
 *****************************************************************/
 #include"hash.h"
-#include"platform.h"
+#include"platform/platform.h"
 
 #if ARCH_X64
 #include<immintrin.h>
diff --git a/src/win32_app.c b/src/win32_app.c
index af99453..c438847 100644
--- a/src/win32_app.c
+++ b/src/win32_app.c
@@ -191,6 +191,7 @@ static mp_keymod_flags mp_get_mod_keys()
 	if(GetKeyState(VK_CONTROL) & 0x8000)
 	{
 		mods |= MP_KEYMOD_CTRL;
+		mods |= MP_KEYMOD_MAIN_MODIFIER;
 	}
 	if(GetKeyState(VK_MENU) & 0x8000)
 	{