diff --git a/headers/private/app/ServerProtocol.h b/headers/private/app/ServerProtocol.h
new file mode 100644
index 0000000000..961683acc9
--- /dev/null
+++ b/headers/private/app/ServerProtocol.h
@@ -0,0 +1,120 @@
+#ifndef _APPSERVER_PROTOCOL_
+#define _APPSERVER_PROTOCOL_
+
+#define CREATE_APP 'drca'
+#define DELETE_APP 'drda'
+#define QUIT_APP 'srqa'
+
+#define SET_SERVER_PORT 'srsp'
+
+#define CREATE_WINDOW 'drcw'
+#define DELETE_WINDOW 'drdw'
+#define SHOW_WINDOW 'drsw'
+#define HIDE_WINDOW 'drhw'
+#define QUIT_WINDOW 'srqw'
+
+#define SERVER_PORT_NAME "OBappserver"
+#define SERVER_INPUT_PORT "OBinputport"
+#define SERVER_SETTINGS_DIR "/boot/home/config/settings/app_server/"
+#define COLOR_SET_DIR "/boot/home/config/settings/app_server/color_sets/"
+#define DECORATORS_DIR "/boot/home/config/add-ons/decorators/"
+#define SERVER_FONT_LIST "/boot/home/config/settings/app_server/fontlist"
+#define COLOR_SETTINGS_NAME "system_colors"
+
+// Used for quick replies from the app_server
+#define SERVER_TRUE 'svtr'
+#define SERVER_FALSE 'svfl'
+
+// Font-related server communications
+#define QUERY_FONTS_CHANGED 'qfch'
+#define UPDATED_CLIENT_FONTLIST 'ucfl'
+#define GET_FAMILY_ID 'fmid'
+#define GET_STYLE_ID 'stid'
+#define GET_STYLE_FOR_FACE 'stff'
+
+// TODO: Eventually remove
+// This will be modified. Currently a kludge for the input server until
+// BScreens are implemented by the IK Taeam
+#define GET_SCREEN_MODE 'gsmd'
+
+#define SET_UI_COLORS 'suic'
+#define GET_UI_COLOR 'guic'
+#define SET_DECORATOR 'sdec'
+#define GET_DECORATOR 'gdec'
+
+#define SET_CURSOR_BCURSOR 'sscb'
+#define SET_CURSOR_BBITMAP 'sscB'
+#define SHOW_CURSOR 'srsc'
+#define HIDE_CURSOR 'srhc'
+#define OBSCURE_CURSOR 'sroc'
+
+#define GFX_COUNT_WORKSPACES 'gcws'
+#define GFX_SET_WORKSPACE_COUNT 'ggwc'
+#define GFX_CURRENT_WORKSPACE 'ggcw'
+#define GFX_ACTIVATE_WORKSPACE 'gaws'
+#define GFX_GET_SYSTEM_COLORS 'gsyc'
+#define GFX_SET_SYSTEM_COLORS 'gsyc'
+#define GFX_SET_SCREEN_MODE 'gssm'
+#define GFX_GET_SCROLLBAR_INFO 'ggsi'
+#define GFX_SET_SCROLLBAR_INFO 'gssi'
+#define GFX_IDLE_TIME 'gidt'
+#define GFX_SELECT_PRINTER_PANEL 'gspp'
+#define GFX_ADD_PRINTER_PANEL 'gapp'
+#define GFX_RUN_BE_ABOUT 'grba'
+#define GFX_SET_FOCUS_FOLLOWS_MOUSE 'gsfm'
+#define GFX_FOCUS_FOLLOWS_MOUSE 'gffm'
+
+#define GFX_SET_HIGH_COLOR 'gshc'
+#define GFX_SET_LOW_COLOR 'gslc'
+#define GFX_SET_VIEW_COLOR 'gsvc'
+
+#define GFX_STROKE_ARC 'gsar'
+#define GFX_STROKE_BEZIER 'gsbz'
+#define GFX_STROKE_ELLIPSE 'gsel'
+#define GFX_STROKE_LINE 'gsln'
+#define GFX_STROKE_POLYGON 'gspy'
+#define GFX_STROKE_RECT 'gsrc'
+#define GFX_STROKE_ROUNDRECT 'gsrr'
+#define GFX_STROKE_SHAPE 'gssh'
+#define GFX_STROKE_TRIANGLE 'gstr'
+
+#define GFX_FILL_ARC 'gfar'
+#define GFX_FILL_BEZIER 'gfbz'
+#define GFX_FILL_ELLIPSE 'gfel'
+#define GFX_FILL_POLYGON 'gfpy'
+#define GFX_FILL_RECT 'gfrc'
+#define GFX_FILL_REGION 'gfrg'
+#define GFX_FILL_ROUNDRECT 'gfrr'
+#define GFX_FILL_SHAPE 'gfsh'
+#define GFX_FILL_TRIANGLE 'gftr'
+
+#define GFX_MOVEPENBY 'gmpb'
+#define GFX_MOVEPENTO 'gmpt'
+#define GFX_SETPENSIZE 'gsps'
+
+#define GFX_DRAW_STRING 'gdst'
+#define GFX_SET_FONT 'gsft'
+#define GFX_SET_FONT_SIZE 'gsfs'
+
+#define GFX_FLUSH 'gfsh'
+#define GFX_SYNC 'gsyn'
+
+#define LAYER_CREATE 'lycr'
+#define LAYER_DELETE 'lydl'
+#define LAYER_ADD_CHILD 'lyac'
+#define LAYER_REMOVE_CHILD 'lyrc'
+#define LAYER_REMOVE_SELF 'lyrs'
+#define LAYER_SHOW 'lysh'
+#define LAYER_HIDE 'lyhd'
+#define LAYER_MOVE 'lymv'
+#define LAYER_RESIZE 'lyre'
+#define LAYER_INVALIDATE 'lyin'
+#define LAYER_DRAW 'lydr'
+
+#define BEGIN_RECT_TRACKING 'rtbg'
+#define END_RECT_TRACKING 'rten'
+
+#define VIEW_GET_TOKEN 'vgtk'
+#define VIEW_ADD 'vadd'
+#define VIEW_REMOVE 'vrem'
+#endif
\ No newline at end of file