diff --git a/README.md b/README.md
index 66d2257d..da207a78 100644
--- a/README.md
+++ b/README.md
@@ -22,7 +22,9 @@ In addition to those credited in [Atmosphère's credits](https://github.com/Atmo
 * @[devkitPro](https://github.com/devkitPro)
 * @[yellows8](https://github.com/yellows8)
 * @[qlutoo](https://github.com/plutooo)
+* @[hedgeberg](https://github.com/hedgeberg)
 * @[Nintendo](https://github.com/Nintendo)
 * @[NVidia](https://github.com/NVidia)
+* @[Kaphotics](https://github.com/kwsch)
 
 Additional credits may be found in the README.md for specific libraries.
\ No newline at end of file
diff --git a/config/common.mk b/config/common.mk
index 037b4c17..91505afd 100644
--- a/config/common.mk
+++ b/config/common.mk
@@ -3,7 +3,7 @@
 #---------------------------------------------------------------------------------
 
 export ATMOSPHERE_CONFIG_MAKE_DIR := $(dir $(abspath $(lastword $(MAKEFILE_LIST))))
-export ATMOSPHERE_LIBRARY_DIR     := $(ATMOSPHERE_CONFIG_MAKE_DIR)/..
+export ATMOSPHERE_LIBRARIES_DIR   := $(ATMOSPHERE_CONFIG_MAKE_DIR)/..
 
 ifeq ($(strip $(ATMOSPHERE_BOARD)),)
 export ATMOSPHERE_BOARD := nx-hac-001
@@ -18,9 +18,57 @@ export ATMOSPHERE_ASFLAGS  :=
 
 
 ifeq ($(ATMOSPHERE_BOARD),nx-hac-001)
-export ATMOSPHERE_ARCH_MAKE_DIR   := $(ATMOSPHERE_CONFIG_MAKE_DIR)/arch/arm64
-export ATMOSPHERE_BOARD_MAKE_DIR  := $(ATMOSPHERE_CONFIG_MAKE_DIR)/board/nintendo/switch
+export ATMOSPHERE_ARCH_DIR   := arch/arm64
+export ATMOSPHERE_BOARD_DIR  := board/nintendo/switch
+export ATMOSPHERE_OS_DIR     := os/horizon
+
+export ATMOSPHERE_ARCH_NAME  := arm64
+export ATMOSPHERE_BOARD_NAME := nintendo_switch
+export ATMOSPHERE_OS_NAME    := horizon
 endif
 
+
+export ATMOSPHERE_ARCH_MAKE_DIR  := $(ATMOSPHERE_CONFIG_MAKE_DIR)/$(ATMOSPHERE_ARCH_DIR)
+export ATMOSPHERE_BOARD_MAKE_DIR := $(ATMOSPHERE_CONFIG_MAKE_DIR)/$(ATMOSPHERE_BOARD_DIR)
+export ATMOSPHERE_OS_MAKE_DIR    := $(ATMOSPHERE_CONFIG_MAKE_DIR)/$(ATMOSPHERE_OS_DIR)
+
 include $(ATMOSPHERE_ARCH_MAKE_DIR)/arch.mk
 include $(ATMOSPHERE_BOARD_MAKE_DIR)/board.mk
+include $(ATMOSPHERE_OS_MAKE_DIR)/os.mk
+
+#---------------------------------------------------------------------------------
+# get atmosphere git revision information
+#---------------------------------------------------------------------------------
+export ATMOSPHERE_GIT_BRANCH   := $(shell git symbolic-ref --short HEAD)
+
+ifeq ($(strip $(shell git status --porcelain 2>/dev/null)),)
+export ATMOSPHERE_GIT_REVISION := $(ATMOSPHERE_GIT_BRANCH)-$(shell git rev-parse --short HEAD)
+else
+export ATMOSPHERE_GIT_REVISION := $(ATMOSPHERE_GIT_BRANCH)-$(shell git rev-parse --short HEAD)-dirty
+endif
+
+ATMOSPHERE_DEFINES += -DATMOSPHERE_GIT_BRANCH=\"$(ATMOSPHERE_GIT_BRANCH)\" -DATMOSPHERE_GIT_REVISION=\"$(ATMOSPHERE_GIT_REVISION)\"
+
+#---------------------------------------------------------------------------------
+# TARGET is the name of the output
+# SOURCES is a list of directories containing source code
+# DATA is a list of directories containing data files
+# INCLUDES is a list of directories containing header files
+#---------------------------------------------------------------------------------
+export TARGET       :=	$(notdir $(CURDIR))
+export BUILD        :=  build
+export DATA         :=	data
+export INCLUDES     :=  include
+export SOURCES      ?=	$(shell find source -type d \
+                          -not \( -path source/arch -prune \)  \
+                          -not \( -path source/board -prune \) \)
+
+ifneq ($(strip $(wildcard source/$(ATMOSPHERE_ARCH_DIR)./.*)),)
+SOURCES += $(shell find source/$(ATMOSPHERE_ARCH_DIR)  -type d)
+endif
+ifneq ($(strip $(wildcard source/$(ATMOSPHERE_BOARD_DIR)./.*)),)
+SOURCES += $(shell find source/$(ATMOSPHERE_BOARD_DIR) -type d)
+endif
+ifneq ($(strip $(wildcard source/$(ATMOSPHERE_OS_DIR)./.*)),)
+SOURCES += $(shell find source/$(ATMOSPHERE_OS_DIR) -type d)
+endif
diff --git a/config/os/horizon/os.mk b/config/os/horizon/os.mk
new file mode 100644
index 00000000..5c972b74
--- /dev/null
+++ b/config/os/horizon/os.mk
@@ -0,0 +1,5 @@
+export ATMOSPHERE_DEFINES  += -DATMOSPHERE_OS_HORIZON
+export ATMOSPHERE_SETTINGS +=
+export ATMOSPHERE_CFLAGS   +=
+export ATMOSPHERE_CXXFLAGS +=
+export ATMOSPHERE_ASFLAGS  +=
diff --git a/config/templates/stratosphere.mk b/config/templates/stratosphere.mk
new file mode 100644
index 00000000..a876019d
--- /dev/null
+++ b/config/templates/stratosphere.mk
@@ -0,0 +1,52 @@
+#---------------------------------------------------------------------------------
+# pull in common atmosphere configuration
+#---------------------------------------------------------------------------------
+include  $(dir $(abspath $(lastword $(MAKEFILE_LIST))))/../common.mk
+
+#---------------------------------------------------------------------------------
+# pull in switch rules
+#---------------------------------------------------------------------------------
+ifeq ($(strip $(DEVKITPRO)),)
+$(error "Please set DEVKITPRO in your environment. export DEVKITPRO=<path to>/devkitpro")
+endif
+
+include $(DEVKITPRO)/libnx/switch_rules
+
+#---------------------------------------------------------------------------------
+# options for code generation
+#---------------------------------------------------------------------------------
+export DEFINES     := $(ATMOSPHERE_DEFINES) -DATMOSPHERE_IS_STRATOSPHERE
+export SETTINGS    := $(ATMOSPHERE_SETTINGS) -O2
+export CFLAGS      := $(ATMOSPHERE_CFLAGS) $(SETTINGS) $(DEFINES) $(INCLUDE)
+export CXXFLAGS    := $(CFLAGS) $(ATMOSPHERE_CXXFLAGS)
+export ASFLAGS     := $(ATMOSPHERE_ASFLAGS) $(SETTINGS)
+
+export CXXWRAPS := -Wl,--wrap,__cxa_pure_virtual \
+			-Wl,--wrap,__cxa_throw \
+			-Wl,--wrap,__cxa_rethrow \
+			-Wl,--wrap,__cxa_allocate_exception \
+			-Wl,--wrap,__cxa_free_exception \
+			-Wl,--wrap,__cxa_begin_catch \
+			-Wl,--wrap,__cxa_end_catch \
+			-Wl,--wrap,__cxa_call_unexpected \
+			-Wl,--wrap,__cxa_call_terminate \
+			-Wl,--wrap,__gxx_personality_v0 \
+			-Wl,--wrap,_Unwind_Resume \
+			-Wl,--wrap,_ZSt19__throw_logic_errorPKc \
+			-Wl,--wrap,_ZSt20__throw_length_errorPKc \
+			-Wl,--wrap,_ZNSt11logic_errorC2EPKc
+
+export LDFLAGS     := -specs=$(DEVKITPRO)/libnx/switch.specs $(SETTINGS) $(CXXWRAPS) -Wl,-Map,$(notdir $*.map)
+
+export LIBS	:= -lstratosphere -lnx
+
+#---------------------------------------------------------------------------------
+# list of directories containing libraries, this must be the top level containing
+# include and lib
+#---------------------------------------------------------------------------------
+export LIBDIRS	:= $(PORTLIBS) $(LIBNX) $(ATMOSPHERE_LIBRARIES_DIR)/libvapours $(ATMOSPHERE_LIBRARIES_DIR)/libstratosphere
+
+#---------------------------------------------------------------------------------
+# stratosphere sysmodules may (but usually do not) have an exefs source dir
+#---------------------------------------------------------------------------------
+export EXEFS_SRC := exefs_src
\ No newline at end of file
diff --git a/libstratosphere/Makefile b/libstratosphere/Makefile
index 7efd98a9..928fe042 100644
--- a/libstratosphere/Makefile
+++ b/libstratosphere/Makefile
@@ -12,17 +12,6 @@ endif
 
 include $(DEVKITPRO)/libnx/switch_rules
 
-#---------------------------------------------------------------------------------
-# TARGET is the name of the output
-# SOURCES is a list of directories containing source code
-# DATA is a list of directories containing data files
-# INCLUDES is a list of directories containing header files
-#---------------------------------------------------------------------------------
-TARGET		:=	$(notdir $(CURDIR))
-DATA		:=	data
-INCLUDES	:=  include
-SOURCES		?=	$(shell find source -type d)
-
 #---------------------------------------------------------------------------------
 # options for code generation
 #---------------------------------------------------------------------------------
@@ -32,7 +21,7 @@ CFLAGS      := $(ATMOSPHERE_CFLAGS) $(SETTINGS) $(DEFINES) $(INCLUDE)
 CXXFLAGS    := $(CFLAGS) $(ATMOSPHERE_CXXFLAGS) -flto
 ASFLAGS     := $(ATMOSPHERE_ASFLAGS) $(SETTINGS)
 
-LDFLAGS     := -specs=$(DEVKITPRO)/libnx/switch.specs $(SETTINGS) -Wl,-Map,$(notdir $.map)
+LDFLAGS     := -specs=$(DEVKITPRO)/libnx/switch.specs $(SETTINGS) -Wl,-Map,$(notdir $*.map)
 
 LIBS        := -lnx
 
@@ -40,7 +29,7 @@ LIBS        := -lnx
 # list of directories containing libraries, this must be the top level containing
 # include and lib
 #---------------------------------------------------------------------------------
-LIBDIRS	:= $(PORTLIBS) $(LIBNX) $(ATMOSPHERE_LIBRARY_DIR)/libvapours
+LIBDIRS	:= $(PORTLIBS) $(LIBNX) $(ATMOSPHERE_LIBRARIES_DIR)/libvapours
 
 #---------------------------------------------------------------------------------
 # no real need to edit anything past this point unless you need to add additional
@@ -52,10 +41,23 @@ ifneq ($(BUILD),$(notdir $(CURDIR)))
 export VPATH	:=	$(foreach dir,$(SOURCES),$(CURDIR)/$(dir)) \
 			$(foreach dir,$(DATA),$(CURDIR)/$(dir))
 
-CFILES		:=	$(foreach dir,$(SOURCES),$(notdir $(wildcard $(dir)/*.c)))
-CPPFILES	:=	$(foreach dir,$(SOURCES),$(notdir $(wildcard $(dir)/*.cpp)))
-SFILES		:=	$(foreach dir,$(SOURCES),$(notdir $(wildcard $(dir)/*.s)))
-BINFILES	:=	$(foreach dir,$(DATA),$(notdir $(wildcard $(dir)/*.*)))
+CFILES      :=	$(foreach dir,$(SOURCES),$(filter-out $(notdir $(wildcard $(dir)/*.arch.*.c)) $(notdir $(wildcard $(dir)/*.board.*.c)) $(notdir $(wildcard $(dir)/*.os.*.c)), \
+                                                      $(notdir $(wildcard $(dir)/*.c))))
+CFILES      +=  $(foreach dir,$(SOURCES),$(notdir $(wildcard $(dir)/*.arch.$(ATMOSPHERE_ARCH_NAME).c)))
+CFILES      +=  $(foreach dir,$(SOURCES),$(notdir $(wildcard $(dir)/*.board.$(ATMOSPHERE_BOARD_NAME).c)))
+CFILES      +=  $(foreach dir,$(SOURCES),$(notdir $(wildcard $(dir)/*.os.$(ATMOSPHERE_OS_NAME).c)))
+
+CPPFILES    :=	$(foreach dir,$(SOURCES),$(filter-out $(notdir $(wildcard $(dir)/*.arch.*.cpp)) $(notdir $(wildcard $(dir)/*.board.*.cpp)) $(notdir $(wildcard $(dir)/*.os.*.cpp)), \
+                                                      $(notdir $(wildcard $(dir)/*.cpp))))
+CPPFILES    +=  $(foreach dir,$(SOURCES),$(notdir $(wildcard $(dir)/*.arch.$(ATMOSPHERE_ARCH_NAME).cpp)))
+CPPFILES    +=  $(foreach dir,$(SOURCES),$(notdir $(wildcard $(dir)/*.board.$(ATMOSPHERE_BOARD_NAME).cpp)))
+CPPFILES    +=  $(foreach dir,$(SOURCES),$(notdir $(wildcard $(dir)/*.os.$(ATMOSPHERE_OS_NAME).cpp)))
+
+SFILES      :=	$(foreach dir,$(SOURCES),$(filter-out $(notdir $(wildcard $(dir)/*.arch.*.s)) $(notdir $(wildcard $(dir)/*.board.*.s)) $(notdir $(wildcard $(dir)/*.os.*.s)), \
+                                                      $(notdir $(wildcard $(dir)/*.s))))
+SFILES      +=  $(foreach dir,$(SOURCES),$(notdir $(wildcard $(dir)/*.arch.$(ATMOSPHERE_ARCH_NAME).s)))
+SFILES      +=  $(foreach dir,$(SOURCES),$(notdir $(wildcard $(dir)/*.board.$(ATMOSPHERE_BOARD_NAME).s)))
+SFILES      +=  $(foreach dir,$(SOURCES),$(notdir $(wildcard $(dir)/*.os.$(ATMOSPHERE_OS_NAME).s)))
 
 #---------------------------------------------------------------------------------
 # use CXX for linking C++ projects, CC for standard C
diff --git a/libstratosphere/include/stratosphere.hpp b/libstratosphere/include/stratosphere.hpp
index f510abd1..aae1f69c 100644
--- a/libstratosphere/include/stratosphere.hpp
+++ b/libstratosphere/include/stratosphere.hpp
@@ -19,6 +19,9 @@
 /* libvapours (pulls in util, svc, results). */
 #include <vapours.hpp>
 
+/* Libstratosphere-only utility. */
+#include "stratosphere/util.hpp"
+
 /* Critical modules with no dependencies. */
 #include "stratosphere/ams.hpp"
 #include "stratosphere/os.hpp"
diff --git a/libstratosphere/include/stratosphere/ams/ams_exosphere_api.hpp b/libstratosphere/include/stratosphere/ams/ams_exosphere_api.hpp
index 9307ae7b..1fc60aff 100644
--- a/libstratosphere/include/stratosphere/ams/ams_exosphere_api.hpp
+++ b/libstratosphere/include/stratosphere/ams/ams_exosphere_api.hpp
@@ -35,10 +35,6 @@ namespace ams::exosphere {
 namespace ams {
 
     /* Version checking utility. */
-#ifdef ATMOSPHERE_RELEASE_VERSION_MAJOR
-
-#define ATMOSPHERE_RELEASE_VERSION ATMOSPHERE_RELEASE_VERSION_MAJOR, ATMOSPHERE_RELEASE_VERSION_MINOR, ATMOSPHERE_RELEASE_VERSION_MICRO
-
     inline void CheckApiVersion() {
         const u32 runtime_version = exosphere::GetApiInfo().GetVersion();
         const u32 build_version   = exosphere::GetVersion(ATMOSPHERE_RELEASE_VERSION);
@@ -48,6 +44,4 @@ namespace ams {
         }
     }
 
-#endif
-
 }
diff --git a/libstratosphere/include/stratosphere/ams/ams_types.hpp b/libstratosphere/include/stratosphere/ams/ams_types.hpp
index 22b170e1..9ac1fdd3 100644
--- a/libstratosphere/include/stratosphere/ams/ams_types.hpp
+++ b/libstratosphere/include/stratosphere/ams/ams_types.hpp
@@ -21,41 +21,22 @@
 
 namespace ams::exosphere {
 
+    #define AMS_DEFINE_TARGET_FIRMWARE_ENUM(n) TargetFirmware_##n = ATMOSPHERE_TARGET_FIRMWARE_##n
     enum TargetFirmware : u32 {
-        TargetFirmware_100 = 1,
-        TargetFirmware_200 = 2,
-        TargetFirmware_300 = 3,
-        TargetFirmware_400 = 4,
-        TargetFirmware_500 = 5,
-        TargetFirmware_600 = 6,
-        TargetFirmware_620 = 7,
-        TargetFirmware_700 = 8,
-        TargetFirmware_800 = 9,
-        TargetFirmware_810 = 10,
-        TargetFirmware_900 = 11,
-        TargetFirmware_910 = 12,
+        AMS_DEFINE_TARGET_FIRMWARE_ENUM(100),
+        AMS_DEFINE_TARGET_FIRMWARE_ENUM(200),
+        AMS_DEFINE_TARGET_FIRMWARE_ENUM(300),
+        AMS_DEFINE_TARGET_FIRMWARE_ENUM(400),
+        AMS_DEFINE_TARGET_FIRMWARE_ENUM(500),
+        AMS_DEFINE_TARGET_FIRMWARE_ENUM(600),
+        AMS_DEFINE_TARGET_FIRMWARE_ENUM(620),
+        AMS_DEFINE_TARGET_FIRMWARE_ENUM(700),
+        AMS_DEFINE_TARGET_FIRMWARE_ENUM(800),
+        AMS_DEFINE_TARGET_FIRMWARE_ENUM(810),
+        AMS_DEFINE_TARGET_FIRMWARE_ENUM(900),
+        AMS_DEFINE_TARGET_FIRMWARE_ENUM(910),
     };
-
-#ifdef ATMOSPHERE_H
-/* #ifdef __has_include(<atmosphere.h>) */
-
-#define AMS_VALIDATE_TARGET_FIRMWARE_ENUM(n) static_assert(TargetFirmware_##n == ATMOSPHERE_TARGET_FIRMWARE_##n)
-
-        AMS_VALIDATE_TARGET_FIRMWARE_ENUM(100);
-        AMS_VALIDATE_TARGET_FIRMWARE_ENUM(200);
-        AMS_VALIDATE_TARGET_FIRMWARE_ENUM(300);
-        AMS_VALIDATE_TARGET_FIRMWARE_ENUM(400);
-        AMS_VALIDATE_TARGET_FIRMWARE_ENUM(500);
-        AMS_VALIDATE_TARGET_FIRMWARE_ENUM(620);
-        AMS_VALIDATE_TARGET_FIRMWARE_ENUM(700);
-        AMS_VALIDATE_TARGET_FIRMWARE_ENUM(800);
-        AMS_VALIDATE_TARGET_FIRMWARE_ENUM(810);
-        AMS_VALIDATE_TARGET_FIRMWARE_ENUM(900);
-        AMS_VALIDATE_TARGET_FIRMWARE_ENUM(910);
-
-#undef AMS_VALIDATE_TARGET_FIRMWARE_ENUM
-
-#endif
+    #undef AMS_DEFINE_TARGET_FIRMWARE_ENUM
 
     constexpr inline u32 GetVersion(u32 major, u32 minor, u32 micro) {
         return (major << 16) | (minor << 8) | (micro);
@@ -130,9 +111,9 @@ namespace ams {
     }
 #endif
 
-#ifdef ATMOSPHERE_GIT_REV
+#ifdef ATMOSPHERE_GIT_REVISION
     NX_CONSTEXPR const char *GetGitRevision() {
-        return ATMOSPHERE_GIT_REV;
+        return ATMOSPHERE_GIT_REVISION;
     }
 #endif
 
diff --git a/libvapours/include/vapours/ams/ams_api_version.h b/libvapours/include/vapours/ams/ams_api_version.h
new file mode 100644
index 00000000..e0bdb766
--- /dev/null
+++ b/libvapours/include/vapours/ams/ams_api_version.h
@@ -0,0 +1,26 @@
+/*
+ * Copyright (c) 2018-2019 Atmosphère-NX
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms and conditions of the GNU General Public License,
+ * version 2, as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope it 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 program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+#pragma once
+
+#define ATMOSPHERE_RELEASE_VERSION_MAJOR    0
+#define ATMOSPHERE_RELEASE_VERSION_MINOR    10
+#define ATMOSPHERE_RELEASE_VERSION_MICRO    0
+
+#define ATMOSPHERE_RELEASE_VERSION ATMOSPHERE_RELEASE_VERSION_MAJOR, ATMOSPHERE_RELEASE_VERSION_MINOR, ATMOSPHERE_RELEASE_VERSION_MICRO
+
+#define ATMOSPHERE_SUPPORTED_HOS_VERSION_MAJOR 9
+#define ATMOSPHERE_SUPPORTED_HOS_VERSION_MINOR 1
+#define ATMOSPHERE_SUPPORTED_HOS_VERSION_MICRO 0
diff --git a/libvapours/include/vapours/ams/ams_target_firmware.h b/libvapours/include/vapours/ams/ams_target_firmware.h
new file mode 100644
index 00000000..09d15a4e
--- /dev/null
+++ b/libvapours/include/vapours/ams/ams_target_firmware.h
@@ -0,0 +1,34 @@
+/*
+ * Copyright (c) 2018-2019 Atmosphère-NX
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms and conditions of the GNU General Public License,
+ * version 2, as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope it 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 program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+#pragma once
+
+#define ATMOSPHERE_TARGET_FIRMWARE_100 1
+#define ATMOSPHERE_TARGET_FIRMWARE_200 2
+#define ATMOSPHERE_TARGET_FIRMWARE_300 3
+#define ATMOSPHERE_TARGET_FIRMWARE_400 4
+#define ATMOSPHERE_TARGET_FIRMWARE_500 5
+#define ATMOSPHERE_TARGET_FIRMWARE_600 6
+#define ATMOSPHERE_TARGET_FIRMWARE_620 7
+#define ATMOSPHERE_TARGET_FIRMWARE_700 8
+#define ATMOSPHERE_TARGET_FIRMWARE_800 9
+#define ATMOSPHERE_TARGET_FIRMWARE_810 10
+#define ATMOSPHERE_TARGET_FIRMWARE_900 11
+#define ATMOSPHERE_TARGET_FIRMWARE_910 12
+
+#define ATMOSPHERE_TARGET_FIRMWARE_CURRENT ATMOSPHERE_TARGET_FIRMWARE_910
+
+#define ATMOSPHERE_TARGET_FIRMWARE_MIN ATMOSPHERE_TARGET_FIRMWARE_100
+#define ATMOSPHERE_TARGET_FIRMWARE_MAX ATMOSPHERE_TARGET_FIRMWARE_CURRENT
diff --git a/libvapours/include/vapours/ams_version.h b/libvapours/include/vapours/ams_version.h
new file mode 100644
index 00000000..624f966b
--- /dev/null
+++ b/libvapours/include/vapours/ams_version.h
@@ -0,0 +1,19 @@
+/*
+ * Copyright (c) 2018-2019 Atmosphère-NX
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms and conditions of the GNU General Public License,
+ * version 2, as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope it 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 program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+#pragma once
+
+#include "ams/ams_api_version.h"
+#include "ams/ams_target_firmware.h"
diff --git a/libvapours/include/vapours/includes.hpp b/libvapours/include/vapours/includes.hpp
index 80e97a19..811034f4 100644
--- a/libvapours/include/vapours/includes.hpp
+++ b/libvapours/include/vapours/includes.hpp
@@ -64,6 +64,4 @@
 #endif /* ATMOSPHERE_BOARD_NINTENDO_SWITCH */
 
 /* Atmosphere meta. */
-#if __has_include(<atmosphere.h>)
-#include <atmosphere.h>
-#endif
+#include "ams_version.h"