diff --git a/make/source.mk b/make/source.mk
index 949859dce..4bd6060c7 100644
--- a/make/source.mk
+++ b/make/source.mk
@@ -59,14 +59,7 @@ COMMON_SRC = \
             sensors/battery.c \
             sensors/current.c \
             sensors/voltage.c \
-            target/config_helper.c
-
-OSD_SLAVE_SRC = \
-            io/displayport_max7456.c \
-            osd_slave/osd_slave_init.c \
-            io/osd_slave.c
-
-FC_SRC = \
+            target/config_helper.c \
             fc/fc_init.c \
             fc/controlrate_profile.c \
             drivers/camera_control.c \
@@ -176,12 +169,7 @@ COMMON_DEVICE_SRC = \
             $(CMSIS_SRC) \
             $(DEVICE_STDPERIPH_SRC)
 
-ifeq ($(OSD_SLAVE),yes)
-TARGET_FLAGS := -DUSE_OSD_SLAVE $(TARGET_FLAGS)
-COMMON_SRC := $(COMMON_SRC) $(OSD_SLAVE_SRC) $(COMMON_DEVICE_SRC)
-else
-COMMON_SRC := $(COMMON_SRC) $(FC_SRC) $(COMMON_DEVICE_SRC)
-endif
+COMMON_SRC := $(COMMON_SRC) $(COMMON_DEVICE_SRC)
 
 ifeq ($(SIMULATOR_BUILD),yes)
 TARGET_FLAGS := -DSIMULATOR_BUILD $(TARGET_FLAGS)
diff --git a/make/targets.mk b/make/targets.mk
index 807bd9f12..ac2182e9e 100644
--- a/make/targets.mk
+++ b/make/targets.mk
@@ -2,7 +2,6 @@ OFFICIAL_TARGETS  = ALIENFLIGHTF3 ALIENFLIGHTF4 ANYFCF7 BETAFLIGHTF3 BLUEJAYF4 F
 ALT_TARGETS       = $(sort $(filter-out target, $(basename $(notdir $(wildcard $(ROOT)/src/main/target/*/*.mk)))))
 NOBUILD_TARGETS   = $(sort $(filter-out target, $(basename $(notdir $(wildcard $(ROOT)/src/main/target/*/*.nomk)))))
 OPBL_TARGETS      = $(filter %_OPBL, $(ALT_TARGETS))
-OSD_SLAVE_TARGETS = SPRACINGF3OSD
 
 VALID_TARGETS   = $(dir $(wildcard $(ROOT)/src/main/target/*/target.mk))
 VALID_TARGETS  := $(subst /,, $(subst ./src/main/target/,, $(VALID_TARGETS)))
@@ -60,14 +59,6 @@ ifeq ($(filter $(TARGET),$(OPBL_TARGETS)), $(TARGET))
 OPBL            = yes
 endif
 
-ifeq ($(filter $(TARGET),$(OSD_SLAVE_TARGETS)), $(TARGET))
-# build an OSD SLAVE
-OSD_SLAVE       = yes
-else
-# build an FC
-FC              = yes
-endif
-
 # silently ignore if the file is not present. Allows for target specific.
 -include $(ROOT)/src/main/target/$(BASE_TARGET)/target.mk
 
diff --git a/src/main/fc/fc_init.c b/src/main/fc/fc_init.c
index 694fb7baf..4f077fa55 100644
--- a/src/main/fc/fc_init.c
+++ b/src/main/fc/fc_init.c
@@ -123,7 +123,6 @@
 #include "io/asyncfatfs/asyncfatfs.h"
 #include "io/transponder_ir.h"
 #include "io/osd.h"
-#include "io/osd_slave.h"
 #include "io/pidaudio.h"
 #include "io/piniobox.h"
 #include "io/displayport_msp.h"
diff --git a/src/main/fc/fc_tasks.c b/src/main/fc/fc_tasks.c
index 14325e5e3..ffa5d48c9 100644
--- a/src/main/fc/fc_tasks.c
+++ b/src/main/fc/fc_tasks.c
@@ -65,7 +65,6 @@
 #include "io/gps.h"
 #include "io/ledstrip.h"
 #include "io/osd.h"
-#include "io/osd_slave.h"
 #include "io/piniobox.h"
 #include "io/serial.h"
 #include "io/transponder_ir.h"
diff --git a/src/main/interface/msp.c b/src/main/interface/msp.c
index a7a00c103..4b2b75516 100644
--- a/src/main/interface/msp.c
+++ b/src/main/interface/msp.c
@@ -87,7 +87,6 @@
 #include "io/ledstrip.h"
 #include "io/motors.h"
 #include "io/osd.h"
-#include "io/osd_slave.h"
 #include "io/serial.h"
 #include "io/serial_4way.h"
 #include "io/servos.h"
diff --git a/src/main/io/displayport_max7456.c b/src/main/io/displayport_max7456.c
index b76497e61..ba0288a76 100644
--- a/src/main/io/displayport_max7456.c
+++ b/src/main/io/displayport_max7456.c
@@ -34,7 +34,6 @@
 
 #include "io/displayport_max7456.h"
 #include "io/osd.h"
-#include "io/osd_slave.h"
 
 #include "pg/max7456.h"
 #include "pg/pg.h"
diff --git a/src/main/io/osd_slave.c b/src/main/io/osd_slave.c
deleted file mode 100644
index 1ec4bacac..000000000
--- a/src/main/io/osd_slave.c
+++ /dev/null
@@ -1,176 +0,0 @@
-/*
- * This file is part of Cleanflight and Betaflight.
- *
- * Cleanflight and Betaflight are free software. You can redistribute
- * this software and/or modify this software under the terms of the
- * GNU General Public License as published by the Free Software
- * Foundation, either version 3 of the License, or (at your option)
- * any later version.
- *
- * Cleanflight and Betaflight are distributed in the hope that they
- * will be useful, but WITHOUT ANY WARRANTY; without even the implied
- * warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
- * See the GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this software.
- *
- * If not, see <http://www.gnu.org/licenses/>.
- */
-
-/*
- Created by Dominic Clifton
-  */
-
-#include <stdbool.h>
-#include <stdint.h>
-
-#include "platform.h"
-
-#ifdef USE_OSD_SLAVE
-
-#include "build/debug.h"
-#include "build/version.h"
-
-#include "common/printf.h"
-#include "common/utils.h"
-
-#include "drivers/display.h"
-#include "drivers/max7456_symbols.h"
-#include "drivers/time.h"
-
-#include "io/osd_slave.h"
-
-//#define OSD_SLAVE_DEBUG
-
-// when locked the system ignores requests to enter cli or bootloader mode via serial connection.
-bool osdSlaveIsLocked = false;
-
-static displayPort_t *osdDisplayPort;
-
-static void osdDrawLogo(int x, int y)
-{
-    char fontOffset = 160;
-    for (int row = 0; row < 4; row++) {
-        for (int column = 0; column < 24; column++) {
-            if (fontOffset != 255) // FIXME magic number
-                displayWriteChar(osdDisplayPort, x + column, y + row, fontOffset++);
-        }
-    }
-}
-
-bool displayDrawScreenQueued = false;
-bool receivingScreen = false;
-bool stalled = false;
-
-void osdSlaveDrawScreen(void)
-{
-    displayDrawScreenQueued = true;
-}
-
-static uint32_t timeoutAt = 0;
-
-void osdSlaveClearScreen(void)
-{
-    displayClearScreen(osdDisplayPort);
-    receivingScreen = true;
-}
-
-void osdSlaveWriteChar(const uint8_t x, const uint8_t y, const uint8_t c)
-{
-    displayWriteChar(osdDisplayPort, x, y, c);
-}
-
-void osdSlaveWrite(const uint8_t x, const uint8_t y, const char *s)
-{
-    displayWrite(osdDisplayPort, x, y, s);
-}
-
-void osdSlaveHeartbeat(void)
-{
-    timeoutAt = micros() + (1000 * 1000);
-    if (stalled) {
-        stalled = false;
-
-        displayResync(osdDisplayPort);
-    }
-}
-
-void osdSlaveInit(displayPort_t *osdDisplayPortToUse)
-{
-    if (!osdDisplayPortToUse)
-        return;
-
-    osdDisplayPort = osdDisplayPortToUse;
-
-    delay(100); // need max7456 to be ready before using the displayPort API further.
-
-    displayClearScreen(osdDisplayPort);
-    displayResync(osdDisplayPort);
-
-    delay(100); // wait a little for video to stabilise
-
-    osdDrawLogo(3, 1);
-
-    char string_buffer[30];
-    tfp_sprintf(string_buffer, "V%s", FC_VERSION_STRING);
-    displayWrite(osdDisplayPort, 20, 6, string_buffer);
-    displayWrite(osdDisplayPort, 13, 6, "OSD");
-
-    displayResync(osdDisplayPort);
-}
-
-bool osdSlaveInitialized(void)
-{
-    return osdDisplayPort;
-}
-
-bool osdSlaveCheck(timeUs_t currentTimeUs, timeDelta_t currentDeltaTimeUs)
-{
-    UNUSED(currentTimeUs);
-    UNUSED(currentDeltaTimeUs);
-
-    if (!stalled && (cmp32(currentTimeUs, timeoutAt) > 0)) {
-        stalled = true;
-
-        displayWrite(osdDisplayPort, 8, 12, "WAITING FOR FC");
-        displayResync(osdDisplayPort);
-    }
-
-    if (!receivingScreen && !displayIsSynced(osdDisplayPort)) {
-        // queue a screen draw to ensure any remaining characters not written to the screen yet
-        // remember that displayDrawScreen() may return WITHOUT having fully updated the screen.
-        displayDrawScreenQueued = true;
-    }
-    return receivingScreen || displayDrawScreenQueued;
-}
-
-/*
- * Called periodically by the scheduler
- */
-void osdSlaveUpdate(timeUs_t currentTimeUs)
-{
-    UNUSED(currentTimeUs);
-
-#ifdef MAX7456_DMA_CHANNEL_TX
-    // don't touch buffers if DMA transaction is in progress
-    if (displayIsTransferInProgress(osdDisplayPort)) {
-        return;
-    }
-#endif // MAX7456_DMA_CHANNEL_TX
-
-#ifdef OSD_SLAVE_DEBUG
-    char buff[32];
-    for (int i = 0; i < 4; i ++) {
-        tfp_sprintf(buff, "%5d", debug[i]);
-        displayWrite(osdDisplayPort, i * 8, 0, buff);
-    }
-#endif
-
-    if (displayDrawScreenQueued) {
-        displayDrawScreen(osdDisplayPort);
-        displayDrawScreenQueued = false;
-        receivingScreen = false;
-    }
-}
-#endif // OSD_SLAVE
diff --git a/src/main/io/osd_slave.h b/src/main/io/osd_slave.h
deleted file mode 100644
index b6fd0b6a4..000000000
--- a/src/main/io/osd_slave.h
+++ /dev/null
@@ -1,46 +0,0 @@
-/*
- * This file is part of Cleanflight and Betaflight.
- *
- * Cleanflight and Betaflight are free software. You can redistribute
- * this software and/or modify this software under the terms of the
- * GNU General Public License as published by the Free Software
- * Foundation, either version 3 of the License, or (at your option)
- * any later version.
- *
- * Cleanflight and Betaflight are distributed in the hope that they
- * will be useful, but WITHOUT ANY WARRANTY; without even the implied
- * warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
- * See the GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this software.
- *
- * If not, see <http://www.gnu.org/licenses/>.
- */
-
-#pragma once
-
-#ifdef USE_OSD_SLAVE
-#include "common/time.h"
-
-struct displayPort_s;
-
-extern bool osdSlaveIsLocked;
-
-// init
-void osdSlaveInit(struct displayPort_s *osdDisplayPort);
-bool osdSlaveInitialized(void);
-
-// task api
-bool osdSlaveCheck(timeUs_t currentTimeUs, timeDelta_t currentDeltaTimeUs);
-void osdSlaveUpdate(timeUs_t currentTimeUs);
-
-// msp api
-void osdSlaveHeartbeat(void);
-void osdSlaveClearScreen(void);
-void osdSlaveWriteChar(const uint8_t x, const uint8_t y, const uint8_t c);
-void osdSlaveWrite(const uint8_t x, const uint8_t y, const char *s);
-
-void osdSlaveDrawScreen(void);
-
-#endif
diff --git a/src/main/osd_slave/osd_slave_init.c b/src/main/osd_slave/osd_slave_init.c
deleted file mode 100644
index 3c061a99d..000000000
--- a/src/main/osd_slave/osd_slave_init.c
+++ /dev/null
@@ -1,308 +0,0 @@
-/*
- * This file is part of Cleanflight and Betaflight.
- *
- * Cleanflight and Betaflight are free software. You can redistribute
- * this software and/or modify this software under the terms of the
- * GNU General Public License as published by the Free Software
- * Foundation, either version 3 of the License, or (at your option)
- * any later version.
- *
- * Cleanflight and Betaflight are distributed in the hope that they
- * will be useful, but WITHOUT ANY WARRANTY; without even the implied
- * warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
- * See the GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this software.
- *
- * If not, see <http://www.gnu.org/licenses/>.
- */
-
-#include <stdbool.h>
-#include <stdint.h>
-#include <string.h>
-
-#include "platform.h"
-
-#include "blackbox/blackbox.h"
-
-#include "common/axis.h"
-#include "common/color.h"
-#include "common/maths.h"
-#include "common/printf.h"
-
-#include "config/config_eeprom.h"
-#include "config/feature.h"
-
-#include "drivers/adc.h"
-#include "drivers/bus.h"
-#include "drivers/bus_i2c.h"
-#include "drivers/bus_spi.h"
-#include "drivers/dma.h"
-#include "drivers/exti.h"
-#include "drivers/inverter.h"
-#include "drivers/io.h"
-#include "drivers/light_led.h"
-#include "drivers/nvic.h"
-#include "drivers/sensor.h"
-#include "drivers/serial.h"
-#include "drivers/serial_softserial.h"
-#include "drivers/serial_uart.h"
-#include "drivers/sound_beeper.h"
-#include "drivers/system.h"
-#include "drivers/time.h"
-#include "drivers/timer.h"
-#include "drivers/transponder_ir.h"
-#include "drivers/usb_io.h"
-
-#include "fc/config.h"
-#include "fc/rc_controls.h"
-#include "fc/fc_tasks.h"
-#include "fc/runtime_config.h"
-
-#include "interface/cli.h"
-#include "interface/msp.h"
-
-#include "msp/msp_serial.h"
-
-#include "io/beeper.h"
-#include "io/displayport_max7456.h"
-#include "io/flashfs.h"
-#include "io/ledstrip.h"
-#include "io/osd_slave.h"
-#include "io/serial.h"
-#include "io/transponder_ir.h"
-
-#include "osd_slave/osd_slave_init.h"
-
-#include "pg/adc.h"
-#include "pg/bus_i2c.h"
-#include "pg/bus_spi.h"
-#include "pg/pg.h"
-#include "pg/pg_ids.h"
-#include "pg/vcd.h"
-
-#include "scheduler/scheduler.h"
-
-#include "sensors/acceleration.h"
-#include "sensors/barometer.h"
-#include "sensors/battery.h"
-
-#ifdef USE_HARDWARE_REVISION_DETECTION
-#include "hardware_revision.h"
-#endif
-
-#include "build/build_config.h"
-#include "build/debug.h"
-
-#ifdef TARGET_PREINIT
-void targetPreInit(void);
-#endif
-
-uint8_t systemState = SYSTEM_STATE_INITIALISING;
-
-void processLoopback(void)
-{
-}
-
-
-#ifdef BUS_SWITCH_PIN
-void busSwitchInit(void)
-{
-static IO_t busSwitchResetPin        = IO_NONE;
-
-    busSwitchResetPin = IOGetByTag(IO_TAG(BUS_SWITCH_PIN));
-    IOInit(busSwitchResetPin, OWNER_SYSTEM, 0);
-    IOConfigGPIO(busSwitchResetPin, IOCFG_OUT_PP);
-
-    // ENABLE
-    IOLo(busSwitchResetPin);
-}
-#endif
-
-void init(void)
-{
-#ifdef USE_HAL_DRIVER
-    HAL_Init();
-#endif
-
-    printfSupportInit();
-
-    systemInit();
-
-    // initialize IO (needed for all IO operations)
-    IOInitGlobal();
-
-#ifdef USE_HARDWARE_REVISION_DETECTION
-    detectHardwareRevision();
-#endif
-
-    initEEPROM();
-
-    ensureEEPROMStructureIsValid();
-    readEEPROM();
-
-    systemState |= SYSTEM_STATE_CONFIG_LOADED;
-
-    debugMode = systemConfig()->debug_mode;
-
-    // Latch active features to be used for feature() in the remainder of init().
-    latchActiveFeatures();
-
-#ifdef TARGET_PREINIT
-    targetPreInit();
-#endif
-
-    ledInit(statusLedConfig());
-    LED2_ON;
-
-#ifdef USE_EXTI
-    EXTIInit();
-#endif
-
-    delay(100);
-
-    timerInit();  // timer must be initialized before any channel is allocated
-
-#ifdef BUS_SWITCH_PIN
-    busSwitchInit();
-#endif
-
-#if defined(USE_UART) && !defined(SIMULATOR_BUILD)
-    uartPinConfigure(serialPinConfig());
-#endif
-
-    serialInit(false, SERIAL_PORT_NONE);
-
-#ifdef USE_BEEPER
-    beeperInit(beeperDevConfig());
-#endif
-/* temp until PGs are implemented. */
-#ifdef USE_INVERTER
-    initInverters();
-#endif
-
-#ifdef TARGET_BUS_INIT
-    targetBusInit();
-#else
-
-#ifdef USE_SPI
-    spiPinConfigure(spiPinConfig(0));
-
-    // Initialize CS lines and keep them high
-    spiPreInit();
-
-#ifdef USE_SPI_DEVICE_1
-    spiInit(SPIDEV_1);
-#endif
-#ifdef USE_SPI_DEVICE_2
-    spiInit(SPIDEV_2);
-#endif
-#ifdef USE_SPI_DEVICE_3
-    spiInit(SPIDEV_3);
-#endif
-#ifdef USE_SPI_DEVICE_4
-    spiInit(SPIDEV_4);
-#endif
-#endif /* USE_SPI */
-
-#ifdef USE_I2C
-    i2cHardwareConfigure(i2cConfig(0));
-
-    // Note: Unlike UARTs which are configured when client is present,
-    // I2C buses are initialized unconditionally if they are configured.
-
-#ifdef USE_I2C_DEVICE_1
-    i2cInit(I2CDEV_1);
-#endif
-#ifdef USE_I2C_DEVICE_2
-    i2cInit(I2CDEV_2);
-#endif
-#ifdef USE_I2C_DEVICE_3
-    i2cInit(I2CDEV_3);
-#endif
-#ifdef USE_I2C_DEVICE_4
-    i2cInit(I2CDEV_4);
-#endif
-#endif /* USE_I2C */
-
-#endif /* TARGET_BUS_INIT */
-
-#ifdef USE_HARDWARE_REVISION_DETECTION
-    updateHardwareRevision();
-#endif
-
-#ifdef USE_ADC
-    adcConfigMutable()->vbat.enabled = (batteryConfig()->voltageMeterSource == VOLTAGE_METER_ADC);
-    adcConfigMutable()->current.enabled = (batteryConfig()->currentMeterSource == CURRENT_METER_ADC);
-
-    adcConfigMutable()->rssi.enabled = feature(FEATURE_RSSI_ADC);
-    adcInit(adcConfig());
-#endif
-
-    LED1_ON;
-    LED0_OFF;
-    LED2_OFF;
-
-    for (int i = 0; i < 10; i++) {
-        LED1_TOGGLE;
-        LED0_TOGGLE;
-#if defined(USE_BEEPER)
-        delay(25);
-        if (!(beeperConfig()->beeper_off_flags & BEEPER_GET_FLAG(BEEPER_SYSTEM_INIT))) BEEP_ON;
-        delay(25);
-        BEEP_OFF;
-#else
-        delay(50);
-#endif
-    }
-    LED0_OFF;
-    LED1_OFF;
-
-    mspInit();
-    mspSerialInit();
-
-#ifdef USE_CLI
-    cliInit(serialConfig());
-#endif
-
-    displayPort_t *osdDisplayPort = NULL;
-
-#if defined(USE_MAX7456)
-    // If there is a max7456 chip for the OSD then use it
-    osdDisplayPort = max7456DisplayPortInit(vcdProfile());
-    // osdInit  will register with CMS by itself.
-    osdSlaveInit(osdDisplayPort);
-#endif
-
-#ifdef USE_LED_STRIP
-    ledStripInit();
-
-    if (feature(FEATURE_LED_STRIP)) {
-        ledStripEnable();
-    }
-#endif
-
-#ifdef USE_USB_DETECT
-    usbCableDetectInit();
-#endif
-
-#ifdef USE_TRANSPONDER
-    if (feature(FEATURE_TRANSPONDER)) {
-        transponderInit();
-        transponderStartRepeating();
-        systemState |= SYSTEM_STATE_TRANSPONDER_ENABLED;
-    }
-#endif
-
-    timerStart();
-
-    batteryInit();
-
-    // Latch active features AGAIN since some may be modified by init().
-    latchActiveFeatures();
-
-    fcTasksInit();
-
-    systemState |= SYSTEM_STATE_READY;
-}
diff --git a/src/main/osd_slave/osd_slave_init.h b/src/main/osd_slave/osd_slave_init.h
deleted file mode 100644
index 444bc89a4..000000000
--- a/src/main/osd_slave/osd_slave_init.h
+++ /dev/null
@@ -1,32 +0,0 @@
-/*
- * This file is part of Cleanflight and Betaflight.
- *
- * Cleanflight and Betaflight are free software. You can redistribute
- * this software and/or modify this software under the terms of the
- * GNU General Public License as published by the Free Software
- * Foundation, either version 3 of the License, or (at your option)
- * any later version.
- *
- * Cleanflight and Betaflight are distributed in the hope that they
- * will be useful, but WITHOUT ANY WARRANTY; without even the implied
- * warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
- * See the GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this software.
- *
- * If not, see <http://www.gnu.org/licenses/>.
- */
-
-#pragma once
-
-typedef enum {
-    SYSTEM_STATE_INITIALISING   = 0,
-    SYSTEM_STATE_CONFIG_LOADED  = (1 << 0),
-    SYSTEM_STATE_TRANSPONDER_ENABLED = (1 << 3),
-    SYSTEM_STATE_READY          = (1 << 7)
-} systemState_e;
-
-extern uint8_t systemState;
-
-void init(void);
diff --git a/src/main/platform.h b/src/main/platform.h
index 000d0b9bc..89a05cd5f 100644
--- a/src/main/platform.h
+++ b/src/main/platform.h
@@ -106,12 +106,7 @@
 #error "Invalid chipset specified. Update platform.h"
 #endif
 
-#ifdef USE_OSD_SLAVE
-#include "target/common_osd_slave.h"
-#include "target.h"
-#else
 #include "target/common_fc_pre.h"
 #include "target.h"
 #include "target/common_fc_post.h"
-#endif
 #include "target/common_defaults_post.h"
diff --git a/src/main/target/SPRACINGF3OSD/config.c b/src/main/target/SPRACINGF3OSD/config.c
deleted file mode 100644
index 0a6fbf612..000000000
--- a/src/main/target/SPRACINGF3OSD/config.c
+++ /dev/null
@@ -1,39 +0,0 @@
-/*
- * This file is part of Cleanflight and Betaflight.
- *
- * Cleanflight and Betaflight are free software. You can redistribute
- * this software and/or modify this software under the terms of the
- * GNU General Public License as published by the Free Software
- * Foundation, either version 3 of the License, or (at your option)
- * any later version.
- *
- * Cleanflight and Betaflight are distributed in the hope that they
- * will be useful, but WITHOUT ANY WARRANTY; without even the implied
- * warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
- * See the GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this software.
- *
- * If not, see <http://www.gnu.org/licenses/>.
- */
-
-#include <stdbool.h>
-#include <stdint.h>
-
-#include "platform.h"
-
-#include "drivers/serial.h"
-
-#include "io/serial.h"
-
-#include "config/feature.h"
-
-#include "fc/config.h"
-
-#ifdef USE_TARGET_CONFIG
-void targetConfiguration(void)
-{
-    serialConfigMutable()->portConfigs[1].functionMask = FUNCTION_MSP; // To connect to FC.
-}
-#endif
diff --git a/src/main/target/SPRACINGF3OSD/target.c b/src/main/target/SPRACINGF3OSD/target.c
deleted file mode 100644
index c1b9cb7bd..000000000
--- a/src/main/target/SPRACINGF3OSD/target.c
+++ /dev/null
@@ -1,38 +0,0 @@
-/*
- * This file is part of Cleanflight and Betaflight.
- *
- * Cleanflight and Betaflight are free software. You can redistribute
- * this software and/or modify this software under the terms of the
- * GNU General Public License as published by the Free Software
- * Foundation, either version 3 of the License, or (at your option)
- * any later version.
- *
- * Cleanflight and Betaflight are distributed in the hope that they
- * will be useful, but WITHOUT ANY WARRANTY; without even the implied
- * warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
- * See the GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this software.
- *
- * If not, see <http://www.gnu.org/licenses/>.
- */
-
-#include <stdint.h>
-
-#include "platform.h"
-#include "drivers/io.h"
-
-#include "drivers/timer.h"
-#include "drivers/timer_def.h"
-#include "drivers/dma.h"
-
-const timerHardware_t timerHardware[USABLE_TIMER_CHANNEL_COUNT] = {
-
-    DEF_TIM(TIM3,  CH3, PB0, TIM_USE_MOTOR,       0), // DMA1_Channel2
-    DEF_TIM(TIM3,  CH4, PB1, TIM_USE_MOTOR,       0), // DMA1_Channel4
-    DEF_TIM(TIM16, CH1, PB4, TIM_USE_MOTOR,       0), // DMA1_Channel3 or DMA1_Channel6 with Remap (need remap to free SPI1_TX for Flash)
-    DEF_TIM(TIM17, CH1, PB5, TIM_USE_MOTOR,       0), // DMA1_Channel1 or DMA1_Channel7 with Remap (need remap, ADC1 is on DMA1_Channel1)
-
-    DEF_TIM(TIM1,  CH1, PA8, TIM_USE_TRANSPONDER, 0),
-};
diff --git a/src/main/target/SPRACINGF3OSD/target.h b/src/main/target/SPRACINGF3OSD/target.h
deleted file mode 100644
index 6108635cf..000000000
--- a/src/main/target/SPRACINGF3OSD/target.h
+++ /dev/null
@@ -1,103 +0,0 @@
-/*
- * This file is part of Cleanflight and Betaflight.
- *
- * Cleanflight and Betaflight are free software. You can redistribute
- * this software and/or modify this software under the terms of the
- * GNU General Public License as published by the Free Software
- * Foundation, either version 3 of the License, or (at your option)
- * any later version.
- *
- * Cleanflight and Betaflight are distributed in the hope that they
- * will be useful, but WITHOUT ANY WARRANTY; without even the implied
- * warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
- * See the GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this software.
- *
- * If not, see <http://www.gnu.org/licenses/>.
- */
-
-#pragma once
-
-#define TARGET_BOARD_IDENTIFIER "SOF3"
-#define USE_TARGET_CONFIG
-
-
-#define LED0_PIN                PA15
-
-#define USE_EXTI
-
-
-#define USE_GYRO
-#define USE_FAKE_GYRO
-
-#define USE_ACC
-#define USE_FAKE_ACC
-
-#define REMAP_TIM16_DMA
-#define REMAP_TIM17_DMA
-
-#define USE_VCP
-#define USE_UART1
-#define USE_UART3
-#define SERIAL_PORT_COUNT       3
-
-#define UART1_TX_PIN            PA9
-#define UART1_RX_PIN            PA10
-
-#define BUS_SWITCH_PIN          PB3 // connects and disconnects UART1 from external devices
-
-#define UART3_TX_PIN            PB10
-#define UART3_RX_PIN            PB11
-
-#define USE_I2C
-#define USE_I2C_DEVICE_1
-#define I2C_DEVICE              (I2CDEV_1)
-
-#define USE_SPI
-#define USE_SPI_DEVICE_1 // Flash Chip
-#define USE_SPI_DEVICE_2 // MAX7456
-
-#define SPI1_NSS_PIN            PA4
-#define SPI1_SCK_PIN            PA5
-#define SPI1_MISO_PIN           PA6
-#define SPI1_MOSI_PIN           PA7
-
-#define SPI2_NSS_PIN            PB12
-#define SPI2_SCK_PIN            PB13
-#define SPI2_MISO_PIN           PB14
-#define SPI2_MOSI_PIN           PB15
-
-#define USE_MAX7456
-#define MAX7456_SPI_INSTANCE    SPI2
-#define MAX7456_SPI_CS_PIN      SPI2_NSS_PIN
-#define MAX7456_NRST_PIN        PB2
-
-#define MAX7456_DMA_CHANNEL_TX              DMA1_Channel5
-#define MAX7456_DMA_CHANNEL_RX              DMA1_Channel4
-#define MAX7456_DMA_IRQ_HANDLER_ID          DMA1_CH4_HANDLER
-
-#define DEFAULT_VOLTAGE_METER_SOURCE VOLTAGE_METER_ADC
-#define DEFAULT_CURRENT_METER_SOURCE CURRENT_METER_ADC
-
-#define USE_ADC
-#define ADC_INSTANCE            ADC1
-#define VBAT_ADC_PIN            PA2
-#define CURRENT_METER_ADC_PIN   PA3
-#define VOLTAGE_12V_ADC_PIN     PA0
-#define VOLTAGE_5V_ADC_PIN      PA1
-
-#define USE_TRANSPONDER
-
-#define DEFAULT_FEATURES        (FEATURE_TRANSPONDER)
-
-// IO - assuming 303 in 64pin package, TODO
-#define TARGET_IO_PORTA 0xffff
-#define TARGET_IO_PORTB 0xffff
-#define TARGET_IO_PORTC 0xffff
-#define TARGET_IO_PORTD (BIT(2))
-#define TARGET_IO_PORTF (BIT(0)|BIT(1)|BIT(4))
-
-#define USABLE_TIMER_CHANNEL_COUNT 12 // 2xPPM, 6xPWM, UART3 RX/TX, LED Strip, IR.
-#define USED_TIMERS  (TIM_N(1) | TIM_N(2) | TIM_N(3) | TIM_N(8) | TIM_N(15) | TIM_N(16))
diff --git a/src/main/target/SPRACINGF3OSD/target.mk b/src/main/target/SPRACINGF3OSD/target.mk
deleted file mode 100644
index 288dd9340..000000000
--- a/src/main/target/SPRACINGF3OSD/target.mk
+++ /dev/null
@@ -1,6 +0,0 @@
-F3_TARGETS  += $(TARGET)
-FEATURES    = VCP SDCARD
-
-TARGET_SRC = \
-            drivers/accgyro/accgyro_fake.c \
-            drivers/max7456.c
diff --git a/src/main/target/common_osd_slave.h b/src/main/target/common_osd_slave.h
deleted file mode 100644
index e85c1f523..000000000
--- a/src/main/target/common_osd_slave.h
+++ /dev/null
@@ -1,68 +0,0 @@
-/*
- * This file is part of Cleanflight and Betaflight.
- *
- * Cleanflight and Betaflight are free software. You can redistribute
- * this software and/or modify this software under the terms of the
- * GNU General Public License as published by the Free Software
- * Foundation, either version 3 of the License, or (at your option)
- * any later version.
- *
- * Cleanflight and Betaflight are distributed in the hope that they
- * will be useful, but WITHOUT ANY WARRANTY; without even the implied
- * warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
- * See the GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this software.
- *
- * If not, see <http://www.gnu.org/licenses/>.
- */
-
-#pragma once
-
-#define USE_PARAMETER_GROUPS
-// type conversion warnings.
-// -Wconversion can be turned on to enable the process of eliminating these warnings
-//#pragma GCC diagnostic warning "-Wconversion"
-#pragma GCC diagnostic ignored "-Wsign-conversion"
-// -Wpadded can be turned on to check padding of structs
-//#pragma GCC diagnostic warning "-Wpadded"
-
-//#define SCHEDULER_DEBUG // define this to use scheduler debug[] values. Undefined by default for performance reasons
-#define DEBUG_MODE DEBUG_NONE // change this to change initial debug mode
-
-#define I2C1_OVERCLOCK true
-#define I2C2_OVERCLOCK true
-
-#define MAX_PROFILE_COUNT 0
-
-#ifdef STM32F1
-#define MINIMAL_CLI
-#endif
-
-#ifdef STM32F3
-#define MINIMAL_CLI
-#endif
-
-#ifdef STM32F4
-#define I2C3_OVERCLOCK true
-#endif
-
-#ifdef STM32F7
-#define I2C3_OVERCLOCK true
-#define I2C4_OVERCLOCK true
-#endif
-
-#if defined(STM32F4) || defined(STM32F7)
-#define SCHEDULER_DELAY_LIMIT           10
-#else
-#define SCHEDULER_DELAY_LIMIT           100
-#endif
-
-#define FAST_CODE
-#define FAST_CODE_NOINLINE
-#define FAST_RAM_ZERO_INIT
-#define FAST_RAM
-
-//CLI needs FC dependencies removed before we can compile it, disabling for now
-//#define USE_CLI