diff --git a/mk/targets.mk b/mk/targets.mk
new file mode 100644
index 0000000000..8e9744dd59
--- /dev/null
+++ b/mk/targets.mk
@@ -0,0 +1,62 @@
+
+nologging: EXTRAFLAGS += "-DLOGGING_ENABLED=DISABLED "
+nologging: all
+
+nogps: EXTRAFLAGS += "-DGPS_PROTOCOL=GPS_PROTOCOL_NONE "
+nogps: nologging
+
+clidisabled-nologging: EXTRAFLAGS += "-DCLI_ENABLED=DISABLED "
+clidisabled-nologging: nologging
+
+hil: EXTRAFLAGS += "-DHIL_MODE=HIL_MODE_ATTITUDE "
+
+hilsensors: EXTRAFLAGS += "-DHIL_MODE=HIL_MODE_SENSORS "
+
+apm1-hil: EXTRAFLAGS += "-DHIL_MODE=HIL_MODE_ATTITUDE "
+apm1-hil: apm1
+
+apm2-hil: EXTRAFLAGS += "-DHIL_MODE=HIL_MODE_ATTITUDE "
+apm2-hil: apm2
+
+apm1-hilsensors: EXTRAFLAGS += "-DHIL_MODE=HIL_MODE_SENSORS "
+apm1-hilsensors: apm1
+
+apm2-hilsensors: EXTRAFLAGS += "-DHIL_MODE=HIL_MODE_SENSORS "
+apm2-hilsensors: apm2
+
+apm2-nologging: EXTRAFLAGS += "-DLOGGING_ENABLED=DISABLED "
+apm2-nologging: apm2
+
+heli: EXTRAFLAGS += "-DFRAME_CONFIG=HELI_FRAME "
+heli: all
+
+dmp: EXTRAFLAGS += "-DDMP_ENABLED=ENABLED"
+dmp: apm2
+
+apm2hexa: EXTRAFLAGS += "-DFRAME_CONFIG=HEXA_FRAME "
+apm2hexa: apm2
+
+apm2beta: EXTRAFLAGS += "-DAPM2_BETA_HARDWARE "
+apm2beta: apm2
+
+sitl-octa: EXTRAFLAGS += "-DFRAME_CONFIG=OCTA_FRAME "
+sitl-octa: sitl
+
+sitl-hexa: EXTRAFLAGS += "-DFRAME_CONFIG=HEXA_FRAME "
+sitl-hexa: sitl
+
+sitl-y6: EXTRAFLAGS += "-DFRAME_CONFIG=OCTA_FRAME "
+sitl-y6: sitl
+
+obc-sitl: EXTRAFLAGS += "-DOBC_FAILSAFE=ENABLED "
+obc-sitl: EXTRAFLAGS += "-DSERIAL_BUFSIZE=512 "
+obc-sitl: sitl
+
+obc: EXTRAFLAGS += "-DOBC_FAILSAFE=ENABLED "
+obc: EXTRAFLAGS += "-DTELEMETRY_UART2=ENABLED "
+obc: EXTRAFLAGS += "-DSERIAL_BUFSIZE=512 "
+obc: apm2
+
+etags:
+	cd .. && etags -f ArduCopter/TAGS --langmap=C++:.pde.cpp.h $$(git ls-files ArduCopter libraries)
+