diff --git a/Apps/System/menu.c b/Apps/System/menu.c
index 9cc3a406..54e380ad 100644
--- a/Apps/System/menu.c
+++ b/Apps/System/menu.c
@@ -6,8 +6,7 @@
  * 
  * Author: Barry Carter <barry.carter@gmail.com>.
  */
-
-#include "rebbleos.h"
+#include "display.h"
 #include "menu.h"
 
 static list_head _res_list_head = LIST_HEAD(_res_list_head);
diff --git a/Apps/System/notification.c b/Apps/System/notification.c
index 4be4f230..7f71ef10 100644
--- a/Apps/System/notification.c
+++ b/Apps/System/notification.c
@@ -5,8 +5,7 @@
  * Author: Carson Katri <me@carsonkatri.com>
  *         Barry Carter <barry.carter@gmail.com>
  */
-
-#include "rebbleos.h"
+#include "display.h"
 #include "notification.h"
 #include "single_notification_layer.h"
 #include "librebble.h"
diff --git a/Apps/System/notification.h b/Apps/System/notification.h
index bfe7bc24..ab088dae 100644
--- a/Apps/System/notification.h
+++ b/Apps/System/notification.h
@@ -6,7 +6,6 @@
  * Author: Carson Katri <me@carsonkatri.com>.
  */
 
-#include "rebbleos.h"
 #include "librebble.h"
 #include "display.h"
 #include "backlight.h"
diff --git a/Apps/System/settings.c b/Apps/System/settings.c
index 3630f65d..17912653 100644
--- a/Apps/System/settings.c
+++ b/Apps/System/settings.c
@@ -5,7 +5,6 @@
  * Author: Joshua Wise <joshua@joshuawise.com>
  */
 
-#include "rebbleos.h"
 #include "menu.h"
 #include "status_bar_layer.h"
 #include "action_bar_layer.h"
diff --git a/Apps/System/settings_tz.c b/Apps/System/settings_tz.c
index 718df294..8ebba279 100644
--- a/Apps/System/settings_tz.c
+++ b/Apps/System/settings_tz.c
@@ -5,7 +5,6 @@
  * Author: Joshua Wise <joshua@joshuawise.com>
  */
 
-#include "rebbleos.h"
 #include "menu.h"
 #include "status_bar_layer.h"
 #include "action_bar_layer.h"
diff --git a/Apps/System/systemapp.c b/Apps/System/systemapp.c
index 80f35f04..f074feb2 100644
--- a/Apps/System/systemapp.c
+++ b/Apps/System/systemapp.c
@@ -4,8 +4,7 @@
  *
  * Author: Barry Carter <barry.carter@gmail.com>
  */
-
-#include "rebbleos.h"
+#include "display.h"
 #include "systemapp.h"
 #include "menu.h"
 #include "status_bar_layer.h"
diff --git a/Apps/System/testapp.c b/Apps/System/testapp.c
index cc251a7f..37b6c4ae 100644
--- a/Apps/System/testapp.c
+++ b/Apps/System/testapp.c
@@ -5,8 +5,7 @@
  *
  * Author: Barry Carter <barry.carter@gmail.com>
  */
-
-#include "rebbleos.h"
+#include "display.h"
 #include "menu.h"
 #include "status_bar_layer.h"
 #include "test_defs.h"
@@ -14,7 +13,7 @@
 
 static Window *s_main_window;
 static Menu *s_menu;
-StatusBarLayer *status_bar;
+static StatusBarLayer *status_bar;
 
 static void testapp_exec_window_unload(Window *window);
 static void _reset_menu_items(void);
diff --git a/Apps/System/tests/color_test.c b/Apps/System/tests/color_test.c
index 0944419c..778861c8 100644
--- a/Apps/System/tests/color_test.c
+++ b/Apps/System/tests/color_test.c
@@ -4,7 +4,7 @@
  *
  * Author: Author: Chris Multhaupt <chris.multhaupt@gmail.com>.
  */
-#include "rebbleos.h"
+#include "display.h"
 #include "systemapp.h"
 #include "menu.h"
 #include "status_bar_layer.h"
diff --git a/Apps/System/tests/overlay_test.c b/Apps/System/tests/overlay_test.c
index 590a47bb..49739457 100644
--- a/Apps/System/tests/overlay_test.c
+++ b/Apps/System/tests/overlay_test.c
@@ -4,8 +4,7 @@
  * 
  * Author: Barry Carter <barry.carter@gmail.com>.
  */
-
-#include "rebbleos.h"
+#include "display.h"
 #include "systemapp.h"
 #include "menu.h"
 #include "status_bar_layer.h"
diff --git a/Apps/System/tests/test_test.c b/Apps/System/tests/test_test.c
index d2c4b5be..30d96b07 100644
--- a/Apps/System/tests/test_test.c
+++ b/Apps/System/tests/test_test.c
@@ -1,4 +1,4 @@
-#include "rebbleos.h"
+#include "display.h"
 #include "systemapp.h"
 #include "menu.h"
 #include "status_bar_layer.h"
diff --git a/Apps/System/tests/vibes_test.c b/Apps/System/tests/vibes_test.c
index dca97a08..5e07bd28 100644
--- a/Apps/System/tests/vibes_test.c
+++ b/Apps/System/tests/vibes_test.c
@@ -4,8 +4,7 @@
  *
  * Author: Author: Elliot Hawkins <elliotshawkins@gmail.com>.
  */
-
-#include "rebbleos.h"
+#include "display.h"
 #include "systemapp.h"
 #include "menu.h"
 #include "status_bar_layer.h"
diff --git a/Apps/System/widgettest.c b/Apps/System/widgettest.c
index a3ce1cb6..5c501216 100644
--- a/Apps/System/widgettest.c
+++ b/Apps/System/widgettest.c
@@ -4,8 +4,7 @@
  *
  * Author: Carson Katri <me@carsonkatri.com>
  */
-
-#include "rebbleos.h"
+#include "display.h"
 #include "test.h"
 #include "librebble.h"
 #include "bitmap_layer.h"
@@ -18,7 +17,7 @@ const char * const test_name = "Test";
 static Window *s_main_window;
 
 ActionBarLayer *action_bar;
-StatusBarLayer *status_bar;
+static StatusBarLayer *status_bar;
 
 typedef struct {
     uint8_t hours;
diff --git a/hw/chip/nrf52840/debug.c b/hw/chip/nrf52840/debug.c
index 3591396f..5131a033 100644
--- a/hw/chip/nrf52840/debug.c
+++ b/hw/chip/nrf52840/debug.c
@@ -6,7 +6,6 @@
  */
 
 #include <debug.h>
-#include "rebbleos.h"
 #include "nrf_delay.h"
 #include "nrfx_uart.h"
 #include "board_config.h"
diff --git a/hw/chip/nrf52840/fault_handlers.c b/hw/chip/nrf52840/fault_handlers.c
index fe86fdfa..e8e7d9e9 100644
--- a/hw/chip/nrf52840/fault_handlers.c
+++ b/hw/chip/nrf52840/fault_handlers.c
@@ -6,8 +6,11 @@
  * Author: Joshua Wise <joshua@joshuawise.com>
  */
 
+#include <stdint.h>
+#include <stdio.h>
 #include "debug.h"
-#include "rebbleos.h"
+
+typedef uint32_t ret_code_t;
 
 struct {
     uint32_t r4, r5, r6, r7, r8, r9, r10, r11, r13;
diff --git a/hw/drivers/nrf52_bluetooth/nrf52_bluetooth.c b/hw/drivers/nrf52_bluetooth/nrf52_bluetooth.c
index 1e613bfc..326c0a60 100644
--- a/hw/drivers/nrf52_bluetooth/nrf52_bluetooth.c
+++ b/hw/drivers/nrf52_bluetooth/nrf52_bluetooth.c
@@ -6,7 +6,6 @@
  */
 
 #include <debug.h>
-#include "rebbleos.h"
 #include "service.h"
 #include "nrf_sdh.h"
 #include "nrf_sdh_ble.h"
diff --git a/hw/drivers/nrf52_bluetooth/nrf52_bluetooth_ppogatt.c b/hw/drivers/nrf52_bluetooth/nrf52_bluetooth_ppogatt.c
index a5dd5647..d48e2733 100644
--- a/hw/drivers/nrf52_bluetooth/nrf52_bluetooth_ppogatt.c
+++ b/hw/drivers/nrf52_bluetooth/nrf52_bluetooth_ppogatt.c
@@ -6,7 +6,6 @@
  */
 
 #include <debug.h>
-#include "rebbleos.h"
 #include "nrf_sdh.h"
 #include "nrf_sdh_ble.h"
 #include "nrf_ble_gatt.h"
diff --git a/hw/drivers/nrf52_ls013b7dh05/nrf52_ls013b7dh05.c b/hw/drivers/nrf52_ls013b7dh05/nrf52_ls013b7dh05.c
index 3a5a6ca6..d2ade48c 100644
--- a/hw/drivers/nrf52_ls013b7dh05/nrf52_ls013b7dh05.c
+++ b/hw/drivers/nrf52_ls013b7dh05/nrf52_ls013b7dh05.c
@@ -5,10 +5,12 @@
  * Author: Joshua Wise <joshua@joshuawise.com>
  */
 
-#include "rebbleos.h"
+#include "FreeRTOSConfig.h"
+#include "log.h"
 #include "nrfx_spim.h"
 #include "nrf_gpio.h"
 #include "board_config.h"
+#include <assert.h>
 
 #define DISPLAY_LINES_PER_CHUNK 21 /* 8 chunks per frame */
 
diff --git a/hw/drivers/nrf52_qspi_flash/nrf52_qspi_flash.c b/hw/drivers/nrf52_qspi_flash/nrf52_qspi_flash.c
index 5920fb0a..b1a89f8c 100644
--- a/hw/drivers/nrf52_qspi_flash/nrf52_qspi_flash.c
+++ b/hw/drivers/nrf52_qspi_flash/nrf52_qspi_flash.c
@@ -6,7 +6,6 @@
  */
 
 #include <debug.h>
-#include "rebbleos.h"
 #include "nrfx_qspi.h"
 
 /* Asterix has 128Mbit (16MB) of QSPI flash -- a W25Q128JV. */
diff --git a/hw/drivers/stm32_bluetooth_cc256x/btstack_rebble.c b/hw/drivers/stm32_bluetooth_cc256x/btstack_rebble.c
index 0bbf5ef9..c0d7e4fd 100644
--- a/hw/drivers/stm32_bluetooth_cc256x/btstack_rebble.c
+++ b/hw/drivers/stm32_bluetooth_cc256x/btstack_rebble.c
@@ -8,7 +8,8 @@
 #include "btstack_rebble.h"
 #include "btstack_chipset_cc256x.h"
 #include "hal_uart_dma.h"
-#include "rebbleos.h"
+#include "main.h"
+#include "init.h"
 #include "btstack_spp.h"
 #include "hal_time_ms.h"
 #include "rbl_bluetooth.h"
diff --git a/hw/platform/asterix/asterix.c b/hw/platform/asterix/asterix.c
index 56a6b501..01a44a5b 100644
--- a/hw/platform/asterix/asterix.c
+++ b/hw/platform/asterix/asterix.c
@@ -6,7 +6,6 @@
  */
 
 #include <debug.h>
-#include "rebbleos.h"
 #include "nrf_delay.h"
 #include "nrfx_uart.h"
 #include "nrfx_twi.h"
diff --git a/hw/platform/chalk/chalk_bluetooth.c b/hw/platform/chalk/chalk_bluetooth.c
index e80f5509..1666cca6 100644
--- a/hw/platform/chalk/chalk_bluetooth.c
+++ b/hw/platform/chalk/chalk_bluetooth.c
@@ -1,4 +1,5 @@
-#include "rebbleos.h"
+#include "rbl_bluetooth.h"
+#include "init.h"
 
 /*
  * NOT IMPLEMENTED
diff --git a/hw/platform/qemu/hw_qemu.c b/hw/platform/qemu/hw_qemu.c
index 30de34f5..27c17dde 100644
--- a/hw/platform/qemu/hw_qemu.c
+++ b/hw/platform/qemu/hw_qemu.c
@@ -3,7 +3,6 @@
 #include "hw_qemu.h"
 #include "stm32_usart.h"
 #include "stm32_power.h"
-#include "rebbleos.h"
 
 void _hw_qemu_rx(void);
 
diff --git a/hw/platform/tintin/tintin.c b/hw/platform/tintin/tintin.c
index c36052d8..3eb96885 100644
--- a/hw/platform/tintin/tintin.c
+++ b/hw/platform/tintin/tintin.c
@@ -16,7 +16,6 @@
 #include <stm32f2xx_rcc.h>
 #include <stm32f2xx_syscfg.h>
 #include <misc.h>
-#include "rebbleos.h"
 
 #include "stm32_usart.h"
 #include "stm32_power.h"
diff --git a/hw/platform/tintin/tintin_bluetooth.c b/hw/platform/tintin/tintin_bluetooth.c
index 1bdf10ba..f7f24bcc 100644
--- a/hw/platform/tintin/tintin_bluetooth.c
+++ b/hw/platform/tintin/tintin_bluetooth.c
@@ -16,7 +16,6 @@
 #include <stm32f2xx_dma.h>
 #include <stm32f2xx_syscfg.h>
 #include <misc.h>
-#include "rebbleos.h"
 
 #include "stm32_dma.h"
 #include "stm32_usart.h"
diff --git a/hw/platform/tintin/tintin_display.c b/hw/platform/tintin/tintin_display.c
index dbbd65a6..511303de 100644
--- a/hw/platform/tintin/tintin_display.c
+++ b/hw/platform/tintin/tintin_display.c
@@ -16,7 +16,6 @@
 #include <stm32f2xx_rcc.h>
 #include <stm32f2xx_syscfg.h>
 #include <misc.h>
-#include "rebbleos.h"
 #include "stm32_power.h"
 #include "stm32_spi.h"
 
diff --git a/hw/platform/tintin/tintin_flash.c b/hw/platform/tintin/tintin_flash.c
index 0800fb39..79c5af32 100644
--- a/hw/platform/tintin/tintin_flash.c
+++ b/hw/platform/tintin/tintin_flash.c
@@ -15,7 +15,6 @@
 #include <stm32f2xx_spi.h>
 #include <stm32f2xx_syscfg.h>
 #include <misc.h>
-#include "rebbleos.h"
 
 #include "stm32_power.h"
 #include "stm32_spi.h"
diff --git a/rcore/api_func_symbols.h b/rcore/api_func_symbols.h
index 546e8459..fb2c18bf 100644
--- a/rcore/api_func_symbols.h
+++ b/rcore/api_func_symbols.h
@@ -1,5 +1,4 @@
 #include "common.h"
-#include "rebbleos.h"
 #include "librebble.h"
 #include "graphics_wrapper.h"
 #include "libros_graphics.h"
diff --git a/rcore/appmanager.c b/rcore/appmanager.c
index 9f049a6e..060cb65d 100644
--- a/rcore/appmanager.c
+++ b/rcore/appmanager.c
@@ -6,9 +6,11 @@
  * 
  * Author: Barry Carter <barry.carter@gmail.com>.
  */
-
+#include "rebble_memory.h"
 #include <stdlib.h>
 #include "appmanager_thread.h"
+#include "display.h"
+#include "librebble.h"
 #include "appmanager.h"
 
 #include "systemapp.h"
diff --git a/rcore/appmanager_app.c b/rcore/appmanager_app.c
index 6f8c8310..293535e0 100644
--- a/rcore/appmanager_app.c
+++ b/rcore/appmanager_app.c
@@ -7,7 +7,7 @@
  */
 
 #include <stdlib.h>
-#include "rebbleos.h"
+#include "display.h"
 #include "appmanager.h"
 #include "systemapp.h"
 #include "widgettest.h"
diff --git a/rcore/appmanager_app_api.c b/rcore/appmanager_app_api.c
index a929845d..a9dc90e7 100644
--- a/rcore/appmanager_app_api.c
+++ b/rcore/appmanager_app_api.c
@@ -6,8 +6,9 @@
  */
 
 #include <stdlib.h>
-#include "rebbleos.h"
+#include "display.h"
 #include "appmanager.h"
+#include "main.h"
 #include "overlay_manager.h"
 #include "protocol.h"
 #include "protocol_music.h"
diff --git a/rcore/appmanager_app_runloop.c b/rcore/appmanager_app_runloop.c
index 94db641a..bac028d3 100644
--- a/rcore/appmanager_app_runloop.c
+++ b/rcore/appmanager_app_runloop.c
@@ -6,14 +6,16 @@
  */
 
 #include <stdlib.h>
-#include "rebbleos.h"
+#include "display.h"
 #include "appmanager.h"
+#include "main.h"
 #include "overlay_manager.h"
 #include "notification_manager.h"
 #include "timers.h"
 #include "ngfxwrap.h"
 #include "event_service.h"
 
+
 /* Configure Logging */
 #define MODULE_NAME "apploop"
 #define MODULE_TYPE "APLOOP"
diff --git a/rcore/appmanager_app_timer.c b/rcore/appmanager_app_timer.c
index 912a57f1..44cf1930 100644
--- a/rcore/appmanager_app_timer.c
+++ b/rcore/appmanager_app_timer.c
@@ -7,8 +7,9 @@
  */
 
 #include <stdlib.h>
-#include "rebbleos.h"
+#include "display.h"
 #include "appmanager.h"
+#include "main.h"
 #include "overlay_manager.h"
 #include "notification_manager.h"
 
diff --git a/rcore/bluetooth.c b/rcore/bluetooth.c
index 89ce968f..7bd725fd 100644
--- a/rcore/bluetooth.c
+++ b/rcore/bluetooth.c
@@ -24,6 +24,7 @@
  */
 
 #include "FreeRTOS.h"
+#include "librebble.h"
 #include "task.h" /* xTaskCreate */
 #include "timers.h" /* xTimerCreate */
 #include "queue.h" /* xQueueCreate */
@@ -32,7 +33,7 @@
 #include "backlight.h"
 #include "ambient.h"
 #include "rebble_memory.h"
-#include "rebbleos.h"
+#include "init.h"
 #include "rbl_bluetooth.h"
 #include "pebble_protocol.h"
 #include "stdarg.h"
@@ -41,6 +42,7 @@
 #include "protocol_service.h"
 #include "service.h"
 #include "rdb.h"
+#include <string.h>
 
 /* Stack sizes of the threads */
 #define STACK_SZ_CMD configMINIMAL_STACK_SIZE + 600
diff --git a/rcore/buttons.h b/rcore/buttons.h
index 947915fd..832d4920 100644
--- a/rcore/buttons.h
+++ b/rcore/buttons.h
@@ -7,7 +7,7 @@
  */
 
 #include "FreeRTOS.h"
-#include "rebbleos.h"
+// not ideal. TODO reorg
 #include "librebble.h"
 
 #define butDEBOUNCE_DELAY       ( pdMS_TO_TICKS(2) )
diff --git a/rcore/display.c b/rcore/display.c
index 55a357c4..314dc2a7 100644
--- a/rcore/display.c
+++ b/rcore/display.c
@@ -15,10 +15,10 @@
  *   This must be run in the scheduler, not before.
  *  
  */
- 
-#include "rebbleos.h"
+#include "display.h"
+#include "init.h"
 #include "appmanager.h"
-
+#include "semphr.h"
 /* Semaphore to start drawing */
 static SemaphoreHandle_t _display_start_sem;
 static StaticSemaphore_t _display_start_sem_buf;
diff --git a/rcore/flash.c b/rcore/flash.c
index 90d40675..9ae4356b 100644
--- a/rcore/flash.c
+++ b/rcore/flash.c
@@ -4,10 +4,12 @@
  *
  * Author: Barry Carter <barry.carter@gmail.com>
  */
-
-#include "rebbleos.h"
+#include "FreeRTOS.h"
+#include "display.h"
 #include "platform.h"
+#include "semphr.h"
 #include "flash.h"
+#include <string.h>
 #include "fs.h"
 
 extern void hw_flash_init(void);
diff --git a/rcore/gyro.c b/rcore/gyro.c
index f81a926c..957b13ad 100644
--- a/rcore/gyro.c
+++ b/rcore/gyro.c
@@ -4,5 +4,4 @@
  *
  * Author: Barry Carter <barry.carter@gmail.com>
  */
-
-#include "rebbleos.h"
+#include "display.h"
diff --git a/rcore/init.h b/rcore/init.h
new file mode 100644
index 00000000..a1fc347b
--- /dev/null
+++ b/rcore/init.h
@@ -0,0 +1,28 @@
+#pragma once
+/* init.h
+ * routines for [...]
+ * RebbleOS
+ */
+//Let's make sure the user is using an 'up to date' version of the compiler
+
+
+#define VERSION "v0.0.0.2"
+
+#if __GNUC__ < 8
+    #error It appears you are using a version of arm-none-eabi-gcc that is incompatible with with the RebbleOS project. \
+    Please find an updated version by using your respective package manager or going to the developer.arm.com download page.
+#endif
+
+
+
+// Reset the watchdog timer manually
+void watchdog_reset(void);
+
+
+void rebbleos_init(void);
+void os_module_init_complete(uint8_t result);
+
+#define INIT_RESP_OK            0
+#define INIT_RESP_ASYNC_WAIT    1
+#define INIT_RESP_NOT_SUPPORTED 2
+#define INIT_RESP_ERROR         3 
diff --git a/rcore/log.c b/rcore/log.c
index b2a54b7a..6cfc2976 100644
--- a/rcore/log.c
+++ b/rcore/log.c
@@ -4,8 +4,8 @@
  *
  * Author: Barry Carter <barry.carter@gmail.com>
  */
+#include "main.h"
 
-#include "rebbleos.h"
 #include "minilib.h"
 #include "rtoswrap.h"
 
@@ -23,6 +23,7 @@ static void _log_entry(void *arg) {
     }
 }
 THREAD_DEFINE(log, 300, tskIDLE_PRIORITY + 10UL, _log_entry);
+extern int vsfmt(char *buf, unsigned int len, const char *ifmt, va_list ap);
 
 void log_onpanic_dump() {
     log_clock_enable();
diff --git a/rcore/main.c b/rcore/main.c
index e7b410bf..d78cc665 100644
--- a/rcore/main.c
+++ b/rcore/main.c
@@ -4,8 +4,7 @@
  *
  * Author: Barry Carter <barry.carter@gmail.com>
  */
-
-#include "rebbleos.h"
+#include "main.h"
 #include "watchdog.h"
 #include "ambient.h"
 
diff --git a/rcore/notification_manager.c b/rcore/notification_manager.c
index 99b8f706..f41085c3 100644
--- a/rcore/notification_manager.c
+++ b/rcore/notification_manager.c
@@ -5,7 +5,7 @@
  * 
  * Author: Barry Carter <barry.carter@gmail.com>.
  */
-#include "rebbleos.h"
+#include "main.h"
 #include "protocol_notification.h"
 #include "notification_manager.h"
 #include "overlay_manager.h"
diff --git a/rcore/overlay_manager.c b/rcore/overlay_manager.c
index 0191280c..8621e5c1 100644
--- a/rcore/overlay_manager.c
+++ b/rcore/overlay_manager.c
@@ -4,7 +4,8 @@
  * 
  * Author: Barry Carter <barry.carter@gmail.com>.
  */
-#include "rebbleos.h"
+#include "main.h"
+#include "init.h"
 #include "ngfxwrap.h"
 #include "overlay_manager.h"
 #include "protocol.h"
diff --git a/rcore/overlay_manager.h b/rcore/overlay_manager.h
index 077a2434..9a80347d 100644
--- a/rcore/overlay_manager.h
+++ b/rcore/overlay_manager.h
@@ -22,7 +22,7 @@
  * Window creation happens in a callback so we can delegate the work to our thread
  * and constrain memory and runtime of the window
  */
-#include "rebbleos.h"
+#include "overlay_manager.h"
 
 /* NOT USED YET */
 typedef enum OverlayMode {
diff --git a/rcore/power.c b/rcore/power.c
index 9b5abbbb..63add4e2 100644
--- a/rcore/power.c
+++ b/rcore/power.c
@@ -4,11 +4,12 @@
  *
  * Author: Barry Carter <barry.carter@gmail.com>
  */
+#include "main.h"
 #include <stdbool.h>
 #include "power.h"
-#include "rebbleos.h"
 #include "notification_manager.h"
 #include "battery_state_service.h"
+#include "flash.h"
 
 static uint8_t _charge_mode_prev = 0;
 static uint8_t _charge_mode = 0;
diff --git a/rcore/protocol/protocol.c b/rcore/protocol/protocol.c
index 546c8af1..6d3e1599 100644
--- a/rcore/protocol/protocol.c
+++ b/rcore/protocol/protocol.c
@@ -5,7 +5,7 @@
  * Author: Barry Carter <barry.carter@gmail.com>
  */
 #include <stdlib.h>
-#include "rebbleos.h"
+#include "main.h"
 #include "endpoint.h"
 #include "protocol.h"
 #include "pebble_protocol.h"
diff --git a/rcore/protocol/protocol_app.c b/rcore/protocol/protocol_app.c
index 69e658d9..f1ad48b4 100644
--- a/rcore/protocol/protocol_app.c
+++ b/rcore/protocol/protocol_app.c
@@ -5,7 +5,7 @@
  * Author: Barry Carter <barry.carter@gmail.com>
  */
 #include <stdlib.h>
-#include "rebbleos.h"
+#include "main.h"
 #include "protocol_system.h"
 #include "pebble_protocol.h"
 #include "protocol_service.h"
diff --git a/rcore/protocol/protocol_blob.c b/rcore/protocol/protocol_blob.c
index 0d35b39a..939fa9c2 100644
--- a/rcore/protocol/protocol_blob.c
+++ b/rcore/protocol/protocol_blob.c
@@ -4,7 +4,7 @@
  * 
  * Author: Barry Carter <barry.carter@gmail.com>.
  */
-#include "rebbleos.h"
+#include "main.h"
 #include "protocol_system.h"
 #include "pebble_protocol.h"
 #include "protocol_service.h"
diff --git a/rcore/protocol/protocol_call.c b/rcore/protocol/protocol_call.c
index 1c315eff..273a830a 100644
--- a/rcore/protocol/protocol_call.c
+++ b/rcore/protocol/protocol_call.c
@@ -4,11 +4,14 @@
  *
  * Author: Barry Carter <barry.carter@gmail.com>
  */
-#include "rebbleos.h"
+#include <stdint.h>
+#include "log.h"
 #include "protocol.h"
 #include "pebble_protocol.h"
 #include "protocol_service.h"
 #include "event_service.h"
+#include "rebble_memory.h"
+#include <string.h>
 
 /* Configure Logging */
 #define MODULE_NAME "p-call"
diff --git a/rcore/protocol/protocol_music.c b/rcore/protocol/protocol_music.c
index c713aa0b..67c40958 100644
--- a/rcore/protocol/protocol_music.c
+++ b/rcore/protocol/protocol_music.c
@@ -4,10 +4,12 @@
  *
  * Author: Barry Carter <barry.carter@gmail.com>
  */
-#include "rebbleos.h"
+#include <stdint.h>
+#include "log.h"
 #include "protocol.h"
 #include "pebble_protocol.h"
 #include "protocol_service.h"
+#include "rebble_memory.h"
 #include "event_service.h"
 
 /* Configure Logging */
diff --git a/rcore/protocol/protocol_notification.c b/rcore/protocol/protocol_notification.c
index 084c2de8..64c02ab6 100644
--- a/rcore/protocol/protocol_notification.c
+++ b/rcore/protocol/protocol_notification.c
@@ -4,8 +4,8 @@
  *
  * Author: Barry Carter <barry.carter@gmail.com>
  */
+#include "main.h"
 #include <stdlib.h>
-#include "rebbleos.h"
 #include "appmanager.h"
 #include "test.h"
 #include "protocol.h"
diff --git a/rcore/protocol/protocol_system.c b/rcore/protocol/protocol_system.c
index 88b1d704..5b32a391 100644
--- a/rcore/protocol/protocol_system.c
+++ b/rcore/protocol/protocol_system.c
@@ -4,7 +4,7 @@
  *
  * Author: Barry Carter <barry.carter@gmail.com>
  */
-#include "rebbleos.h"
+#include "main.h"
 #include "protocol.h"
 #include "protocol_system.h"
 #include "pebble_protocol.h"
diff --git a/rcore/protocol/protocol_transfer.c b/rcore/protocol/protocol_transfer.c
index ba4c9269..a8e67035 100644
--- a/rcore/protocol/protocol_transfer.c
+++ b/rcore/protocol/protocol_transfer.c
@@ -19,8 +19,9 @@
  * Each request requires an (N)ACK
  */
 #include <stdlib.h>
-#include "rebbleos.h"
-#include "protocol_system.h"
+#include <stdint.h>
+#include "main.h"
+#include "notification_manager.h"
 #include "pebble_protocol.h"
 #include "protocol_service.h"
 #include "notification_manager.h"
diff --git a/rcore/qemu.c b/rcore/qemu.c
index d0e32f85..a7596754 100644
--- a/rcore/qemu.c
+++ b/rcore/qemu.c
@@ -9,11 +9,13 @@
 #include "FreeRTOS.h"
 #include "task.h"
 #include "log.h"
-#include "rebbleos.h"
+#include "init.h"
 #include "endpoint.h"
 #include "protocol.h"
 #include "protocol_service.h"
+#include "rebble_memory.h"
 
+#include "semphr.h"
 /* Configure Logging */
 #define MODULE_NAME "qemu"
 #define MODULE_TYPE "SYS"
diff --git a/rcore/rdb.c b/rcore/rdb.c
index 4d75ee9c..6e176e8d 100644
--- a/rcore/rdb.c
+++ b/rcore/rdb.c
@@ -1,15 +1,21 @@
-/* rdb.c
+ /* rdb.c
  * {rebble, record, [un]reliable} database: a key-value record store in flash
  * libRebbleOS
  *
  * Authors: Barry Carter <barry.carter@gmail.com>
  *          Joshua Wise <joshua@joshuawise.com>
  */
-#include "rebbleos.h"
+#include <assert.h>
+#include <string.h>
+#include <stdlib.h>
+#include "FreeRTOS.h"
+#include "task.h"
+#include "log.h"
 #include "protocol_system.h"
 #include "pebble_protocol.h"
 #include "node_list.h"
 #include "timeline.h"
+#include "rebble_memory.h"
 #include "rdb.h"
 
 /* Configure Logging */
diff --git a/rcore/rdb_test.c b/rcore/rdb_test.c
index 2236c23f..e41cd6ce 100644
--- a/rcore/rdb_test.c
+++ b/rcore/rdb_test.c
@@ -2,13 +2,14 @@
  * tests for rdb database
  * RebbleOS
  */
-#include "rebbleos.h"
+#include <stdint.h>
 #include "protocol_system.h"
 #include "pebble_protocol.h"
 #include "node_list.h"
 #include "timeline.h"
 #include "rdb.h"
 #include "test.h"
+#include "log.h"
 #include "debug.h"
 
 #define MODULE_NAME "rdb"
diff --git a/rcore/rebble_memory.c b/rcore/rebble_memory.c
index 0a544052..e6c7ab73 100644
--- a/rcore/rebble_memory.c
+++ b/rcore/rebble_memory.c
@@ -5,8 +5,7 @@
  *
  * Author: Barry Carter <barry.carter@gmail.com>
  */
-
-#include "rebbleos.h"
+#include "main.h"
 
 /* Configure Logging */
 #define MODULE_NAME "mem"
diff --git a/rcore/rebble_time.c b/rcore/rebble_time.c
index d8090f62..57e97848 100644
--- a/rcore/rebble_time.c
+++ b/rcore/rebble_time.c
@@ -4,8 +4,7 @@
  *
  * Author: Joshua Wise <joshua@joshuawise.com>
  */
-
-#include "rebbleos.h"
+#include "main.h"
 #include "strftime.h"
 #include "prefs.h"
 
diff --git a/rcore/rebble_util.c b/rcore/rebble_util.c
index cefdaf36..6be9559c 100644
--- a/rcore/rebble_util.c
+++ b/rcore/rebble_util.c
@@ -1,4 +1,4 @@
-#include "rebbleos.h"
+#include "display.h"
 #include "librebble.h"
 #include "uuid.h"
 
diff --git a/rcore/rebbleos.c b/rcore/rebbleos.c
index 20bcfcfe..382b414a 100644
--- a/rcore/rebbleos.c
+++ b/rcore/rebbleos.c
@@ -4,11 +4,13 @@
  *
  * Author: Barry Carter <barry.carter@gmail.com>
  */
-
+#include "main.h"
 #include "FreeRTOS.h"
 #include "task.h"
 #include "stdio.h"
-#include "rebbleos.h"
+#include "rbl_bluetooth.h"
+#include "settings.h"
+#include "init.h"
 #include "watchdog.h"
 #include "ngfxwrap.h"
 #include "overlay_manager.h"
@@ -19,6 +21,7 @@
 #include "rtoswrap.h"
 #include "test.h"
 #include "service.h"
+#include "flash.h"
 
 typedef uint8_t (*mod_callback)(void);
 // static TaskHandle_t _os_task;
diff --git a/rcore/rebbleos.h b/rcore/rebbleos.h
deleted file mode 100644
index f1c58495..00000000
--- a/rcore/rebbleos.h
+++ /dev/null
@@ -1,64 +0,0 @@
-#pragma once
-/* rebbleos.h
- * routines for [...]
- * RebbleOS
- *
- * Author: Barry Carter <barry.carter@gmail.com>
- */
-
-#include <stdio.h>
-#include <string.h>
-#include <stdlib.h>
-#include <stdint.h>
-#include <inttypes.h>
-#include "FreeRTOS.h"
-#include "rebble_memory.h"
-#include "platform.h"
-#include "appmanager.h"
-#include "ambient.h"
-#include "task.h"
-#include "semphr.h"
-#include "display.h"
-#include "rebble_time.h"
-#include "main.h"
-#include "log.h"
-#include "debug.h"
-#include "flash.h"
-#include "resource.h"
-#include "rebble_util.h"
-#include "rbl_bluetooth.h"
-
-#define VERSION "v0.0.0.2"
-
-//Let's make sure the user is using an 'up to date' version of the compiler
-
-#if __GNUC__ < 8
-    #error It appears you are using a version of arm-none-eabi-gcc that is incompatible with with the RebbleOS project. \
-    Please find an updated version by using your respective package manager or going to the developer.arm.com download page.
-#endif
-
-// Public API functions as exposed through the various layers
-
-// Reset the watchdog timer manually
-void watchdog_reset(void);
-
-
-
-typedef struct SystemSettings {
-    uint16_t backlight_intensity;
-    uint16_t backlight_on_time;
-    uint16_t vibrate_intensity;
-    uint16_t vibrate_pattern;
-    // may need 16t
-    uint8_t modules_enabled_flag;
-    uint8_t modules_error_flag;
-} SystemSettings;
-
-void rebbleos_init(void);
-void os_module_init_complete(uint8_t result);
-SystemSettings *rebbleos_get_settings(void);
-
-#define INIT_RESP_OK            0
-#define INIT_RESP_ASYNC_WAIT    1
-#define INIT_RESP_NOT_SUPPORTED 2
-#define INIT_RESP_ERROR         3
diff --git a/rcore/resource.c b/rcore/resource.c
index decf6946..6c3d90dd 100644
--- a/rcore/resource.c
+++ b/rcore/resource.c
@@ -4,8 +4,7 @@
  *
  * Author: Barry Carter <barry.carter@gmail.com>
  */
-
-#include "rebbleos.h"
+#include "main.h"
 #include "platform.h"
 #include "flash.h"
 
diff --git a/rcore/service/protocol_service.c b/rcore/service/protocol_service.c
index e10328be..587eeb93 100644
--- a/rcore/service/protocol_service.c
+++ b/rcore/service/protocol_service.c
@@ -10,14 +10,19 @@
  *
  * Author: Barry Carter <barry.carter@gmail.com>
  */
-#include "rebbleos.h"
+#include <stdint.h>
 #include "protocol_system.h"
 #include "protocol_service.h"
 #include "pebble_protocol.h"
 #include "timeline.h"
 #include "FreeRTOS.h"
 #include "rtoswrap.h"
+#include "rebble_memory.h"
 #include "qemu.h"
+#include <string.h>
+#include <stdlib.h>
+#include "log.h"
+#include "qalloc.h"
 
 /* Configure Logging */
 #define MODULE_NAME "pcolsvc"
diff --git a/rcore/service/timeline.c b/rcore/service/timeline.c
index 5df89846..50776f8a 100644
--- a/rcore/service/timeline.c
+++ b/rcore/service/timeline.c
@@ -5,7 +5,7 @@
  *
  * Author: Barry Carter <barry.carter@gmail.com>
  */
-#include "rebbleos.h"
+#include "main.h"
 #include "protocol_system.h"
 #include "protocol_service.h"
 #include "pebble_protocol.h"
diff --git a/rcore/settings.h b/rcore/settings.h
new file mode 100644
index 00000000..bae1ab7a
--- /dev/null
+++ b/rcore/settings.h
@@ -0,0 +1,16 @@
+/* settings.h
+ * settings for [...]
+ * RebbleOS
+ */ 
+typedef struct SystemSettings {
+    uint16_t backlight_intensity;
+    uint16_t backlight_on_time;
+    uint16_t vibrate_intensity;
+    uint16_t vibrate_pattern;
+    // may need 16t
+    uint8_t modules_enabled_flag;
+    uint8_t modules_error_flag;
+} SystemSettings;
+
+SystemSettings *rebbleos_get_settings(void);
+
diff --git a/rcore/test.c b/rcore/test.c
index 611983d0..cf847ad1 100644
--- a/rcore/test.c
+++ b/rcore/test.c
@@ -1,5 +1,6 @@
 #include "test.h"
-#include "rebbleos.h"
+#include "main.h"
+#include "init.h"
 #include "protocol.h"
 #include "protocol_service.h"
 #include "rtoswrap.h"
diff --git a/rwatch/event/app_timer.c b/rwatch/event/app_timer.c
index 3fc2fc7b..ec094b95 100644
--- a/rwatch/event/app_timer.c
+++ b/rwatch/event/app_timer.c
@@ -4,7 +4,7 @@
  *
  * Author: Joshua Wise <joshua@joshuawise.com>
  */
-#include "rebbleos.h"
+#include "main.h"
 #include "app_timer.h"
 #include "appmanager.h"
 #include "task.h"
diff --git a/rwatch/event/battery_state_service.c b/rwatch/event/battery_state_service.c
index 5088bf56..1decfe05 100644
--- a/rwatch/event/battery_state_service.c
+++ b/rwatch/event/battery_state_service.c
@@ -4,7 +4,7 @@
  * Author: Barry Carter <barry.carter@gmail.com>
  *
  */
-
+#include "main.h"
 #include "librebble.h"
 #include "ngfxwrap.h"
 #include "battery_state_service.h"
diff --git a/rwatch/event/connection_service.c b/rwatch/event/connection_service.c
index 898ad126..59322a57 100644
--- a/rwatch/event/connection_service.c
+++ b/rwatch/event/connection_service.c
@@ -9,6 +9,7 @@
 #include "event_service.h"
 #include "event_service.h"
 #include "connection_service.h"
+#include "rebble_util.h"
 
 
 static void _connection_service_cb(EventServiceCommand command, void *data, void *context)
diff --git a/rwatch/event/event_service.c b/rwatch/event/event_service.c
index 97ecf9f7..5bfc2abd 100644
--- a/rwatch/event/event_service.c
+++ b/rwatch/event/event_service.c
@@ -4,7 +4,9 @@
  *
  * Author: Barry Carter <barry.carter@gmail.com>
  */
-#include "rebbleos.h"
+#include <stdint.h>
+#include "main.h"
+#include "rebble_util.h"
 #include "protocol.h"
 #include "pebble_protocol.h"
 #include "overlay_manager.h"
diff --git a/rwatch/graphics/font_loader.c b/rwatch/graphics/font_loader.c
index 45f47fa2..24da28d9 100644
--- a/rwatch/graphics/font_loader.c
+++ b/rwatch/graphics/font_loader.c
@@ -4,8 +4,7 @@
  *
  * Author: Barry Carter <barry.carter@gmail.com>
  */
-
-#include "rebbleos.h"
+#include "display.h"
 #include "librebble.h"
 #include "platform_res.h"
 
diff --git a/rwatch/ngfxwrap.c b/rwatch/ngfxwrap.c
index ad112bfa..3bb84e1a 100644
--- a/rwatch/ngfxwrap.c
+++ b/rwatch/ngfxwrap.c
@@ -4,7 +4,7 @@
  *
  * Author: Barry Carter <barry.carter@gmail.com>
  */
-
+#include "main.h"
 #include "context.h"
 #include "appmanager.h"
 #include "display.h"
diff --git a/rwatch/storage/dictionary.c b/rwatch/storage/dictionary.c
index d4ef9d3b..3ccbd283 100644
--- a/rwatch/storage/dictionary.c
+++ b/rwatch/storage/dictionary.c
@@ -11,7 +11,11 @@
   probably should be a status header  
 */
 
-#include "rebbleos.h"
+#include <stdlib.h>
+#include <string.h>
+#include <stdarg.h>
+#include <stdint.h>
+#include <stdbool.h>
 #include "dictionary.h"
 
 uint32_t dict_calc_buffer_size(const uint8_t tuple_count, ...)
@@ -501,4 +505,4 @@ TEST(dictionary)
     *artifact = 0;
     return TEST_PASS;
 }
-#endif
\ No newline at end of file
+#endif
diff --git a/rwatch/storage/storage_persist.c b/rwatch/storage/storage_persist.c
index bdf1028b..aac05691 100644
--- a/rwatch/storage/storage_persist.c
+++ b/rwatch/storage/storage_persist.c
@@ -4,10 +4,12 @@
  *
  * Authors: Barry Carter <barry.carter@gmail.com>
  */
-#include "rebbleos.h"
 #include "rdb.h"
-#include "storage_persist.h"
 #include "appmanager_thread.h"
+#include "log.h"
+#include <stdlib.h>
+#include <string.h>
+#include "storage_persist.h"
 
 #define MODULE_NAME "stor"
 #define MODULE_TYPE "RWAT"
diff --git a/rwatch/ui/action_menu.c b/rwatch/ui/action_menu.c
index 158d0561..1b12712d 100644
--- a/rwatch/ui/action_menu.c
+++ b/rwatch/ui/action_menu.c
@@ -7,8 +7,7 @@
  * Author: Carson Katri <me@carsonkatri.com>.
  * Author: Hermann Noll <hermann.noll@hotmail.com>
  */
-
-#include "rebbleos.h"
+#include "display.h"
 #include "action_menu.h"
 #include "menu_layer.h"
 #include "pebble_defines.h"
diff --git a/rwatch/ui/animation/animation.c b/rwatch/ui/animation/animation.c
index 71dc32cc..2f02f2b4 100644
--- a/rwatch/ui/animation/animation.c
+++ b/rwatch/ui/animation/animation.c
@@ -39,6 +39,7 @@
 #include "appmanager.h"
 #include "FreeRTOS.h"
 #include "animation.h"
+#include "rebble_util.h"
 
 /* Configure Logging */
 #define MODULE_NAME "anim"
diff --git a/rwatch/ui/notifications/battery_overlay.c b/rwatch/ui/notifications/battery_overlay.c
index 72a54cd6..b9d9a93b 100644
--- a/rwatch/ui/notifications/battery_overlay.c
+++ b/rwatch/ui/notifications/battery_overlay.c
@@ -1,4 +1,4 @@
-#include "rebbleos.h"
+#include "main.h"
 #include "protocol_notification.h"
 #include "notification_manager.h"
 #include "platform_res.h"
diff --git a/rwatch/ui/notifications/call_window.c b/rwatch/ui/notifications/call_window.c
index c02b9f81..4e3b7c93 100644
--- a/rwatch/ui/notifications/call_window.c
+++ b/rwatch/ui/notifications/call_window.c
@@ -4,7 +4,8 @@
  * 
  * Author: Barry Carter <barry.carter@gmail.com>.
  */
-#include "rebbleos.h"
+#include <stdint.h>
+#include "main.h"
 #include "platform_res.h"
 #include "notification_manager.h"
 #include "protocol.h"
diff --git a/rwatch/ui/notifications/mini_message.c b/rwatch/ui/notifications/mini_message.c
index 98caf679..3c8199ca 100644
--- a/rwatch/ui/notifications/mini_message.c
+++ b/rwatch/ui/notifications/mini_message.c
@@ -1,10 +1,10 @@
+#include "main.h"
 /* mini_message.c
  * Allows a small message to be displayed at the bottom of the screen
  * RebbleOS
  * 
  * Author: Barry Carter <barry.carter@gmail.com>.
  */
-#include "rebbleos.h"
 #include "protocol_notification.h"
 #include "notification_manager.h"
 #include "platform_res.h"
diff --git a/rwatch/ui/notifications/progress_window.c b/rwatch/ui/notifications/progress_window.c
index 9526f2d8..a8ab7271 100644
--- a/rwatch/ui/notifications/progress_window.c
+++ b/rwatch/ui/notifications/progress_window.c
@@ -4,7 +4,8 @@
  * 
  * Author: Barry Carter <barry.carter@gmail.com>.
  */
-#include "rebbleos.h"
+#include <stdint.h>
+#include "main.h"
 #include "platform_res.h"
 #include "notification_manager.h"
 
diff --git a/rwatch/ui/vibes.c b/rwatch/ui/vibes.c
index 5ea131a9..a4bac72e 100644
--- a/rwatch/ui/vibes.c
+++ b/rwatch/ui/vibes.c
@@ -8,7 +8,6 @@
 #include <stdbool.h>
 #include "vibes.h"
 #include "vibrate.h"
-#include "rebbleos.h"
 
 const static VibratePattern_t short_pattern = {
     .length = 1,