diff --git a/CMakeLists.txt b/CMakeLists.txt
index 77d547e..2c22d4f 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -188,6 +188,7 @@ add_library(NintendoSDK OBJECT
   include/nn/ui2d/Parts.h
   include/nn/ui2d/Types.h
   include/nn/ui2d/Util.h
+  include/nn/swkbd/swkbd.h
   include/nn/g3d/BindFuncTable.h
   include/nn/g3d/ModelObj.h
   include/nn/g3d/ResMaterialAnim.h
@@ -311,7 +312,7 @@ function(nn_ver ID)
   list(POP_FRONT VER MAJOR MINOR PATCH)
   
   foreach(VAR IN ITEMS MAJOR MINOR PATCH)
-    target_compile_definitions(NintendoSDK PRIVATE ${ID}_${VAR}=${${VAR}})
+    target_compile_definitions(NintendoSDK PUBLIC ${ID}_${VAR}=${${VAR}})
   endforeach()
 endfunction()
 
diff --git a/include/nn/applet.h b/include/nn/applet.h
index 12d892d..f23456c 100644
--- a/include/nn/applet.h
+++ b/include/nn/applet.h
@@ -1,5 +1,49 @@
 #pragma once
 
+#include <nn/types.h>
+
 namespace nn::applet {
 enum class ExitReason { Normal = 0, Canceled = 1, Abnormal = 2, Unexpected = 10 };
-}
+
+enum class AppletId {
+    None = 0x00,
+    application = 0x01,
+    OverlayApplet = 0x02,
+    SystemAppletMenu = 0x03,
+    SystemApplication = 0x04,
+    LibraryAppletAuth = 0x0A,
+    LibraryAppletCabinet = 0x0B,
+    LibraryAppletController = 0x0C,
+    LibraryAppletDataErase = 0x0D,
+    LibraryAppletError = 0x0E,
+    LibraryAppletNetConnect = 0x0F,
+    LibraryAppletPlayerSelect = 0x10,
+    LibraryAppletSwkbd = 0x11,
+    LibraryAppletMiiEdit = 0x12,
+    LibraryAppletWeb = 0x13,
+    LibraryAppletShop = 0x14,
+    LibraryAppletPhotoViewer = 0x15,
+    LibraryAppletSet = 0x16,
+    LibraryAppletOfflineWeb = 0x17,
+    LibraryAppletLoginShare = 0x18,
+    LibraryAppletWifiWebAuth = 0x19,
+    LibraryAppletMyPage = 0x1A,
+};
+
+enum class AppletMode {
+    AllForeground = 0,
+    Background = 1,
+    NoUi = 2,
+    BackgroundIndirect = 3,
+    AllForegroundInitiallyHidden = 4,
+};
+
+struct LibraryAppletHandle {
+    char _filler0[0x18];
+    AppletId id;
+    AppletMode mode;
+    char _filler20[0x78];
+};
+static_assert(sizeof(LibraryAppletHandle) == 0x98);
+
+}  // namespace nn::applet
diff --git a/include/nn/swkbd/swkbd.h b/include/nn/swkbd/swkbd.h
index ffb322b..6f3bcc6 100644
--- a/include/nn/swkbd/swkbd.h
+++ b/include/nn/swkbd/swkbd.h
@@ -92,6 +92,8 @@ enum class DictionaryLang {
 
 enum class CloseResult { Enter, Cancel };
 
+enum class Trigger : u8 { Default };
+
 struct DictionaryInfo {
     u32 offset;
     u16 size;
@@ -109,20 +111,34 @@ struct KeyboardConfig {
     char headerText[0x82];
     char subText[0x102];
     char guideText[0x202];
-    int textMaxLength;
-    int textMinLength;
+    s32 textMaxLength;
+    s32 textMinLength;
     PasswordMode passwordMode;
     InputFormMode inputFormMode;
     bool isUseNewLine;
     bool isUseUtf8;
     bool isUseBlurBackground;
-    int _initialStringOffset;
-    int _initialStringLength;
-    int _userDictionaryOffset;
-    int _userDictionaryNum;
-    bool _isUseTextCheck;
-    void* _textCheckCallback;
-    int separateTextPos[0x8];
+    s32 initialStringOffset;
+    s32 initialStringLength;
+    s32 userDictionaryOffset;
+    s32 userDictionaryNum;
+    bool isUseTextCheck;
+    void* textCheckCallback;
+
+#if NN_SDK_VER >= NN_MAKE_VER(3, 0, 0)
+    s32 separateTextPos[0x8];
+#endif
+
+#if NN_SDK_VER >= NN_MAKE_VER(6, 0, 0)
+    u64 customDictionaryEntries[0x18];
+    u8 customDictionaryNum;
+#endif
+
+#if NN_SDK_VER >= NN_MAKE_VER(8, 0, 0)
+    u8 _3c1;
+    u8 filler[0xd];
+    Trigger trigger;
+#endif
 };
 
 struct ShowKeyboardArg {
@@ -137,11 +153,11 @@ struct ShowKeyboardArg {
 
 class String {
 public:
-    String(int size) {
+    String(s32 size) {
         bufsize = size;
         strBuf = nullptr;
     }
-    String(int size, char* buf) {
+    String(s32 size, char* buf) {
         bufsize = size;
         strBuf = buf;
     }
@@ -154,17 +170,59 @@ class String {
 
 private:
     char* strBuf;
-    int bufsize;
+    s32 bufsize;
 };
 
-struct UserWord;  // TODO contents missing
+struct UserWord;   // TODO contents missing
+struct KbdConfig;  // TODO contents missing
+
+struct CustomizedDictionarySet {
+    void* buffer;    // 0x1000-byte aligned buffer.
+    s32 bufferSize;  // 0x1000-byte aligned buffer size.
+    u64 entries[0x18];
+    u16 totalEntries;
+};
 
-ulong GetRequiredWorkBufferSize(bool);
-ulong GetRequiredStringBufferSize();
-nn::applet::ExitReason GetExitReason();
+#if NN_SDK_VER >= NN_MAKE_VER(8, 0, 0)
+using TextCheckCb = TextCheckResult (*)(void*, u32*, String*);
+#else
+using TextCheckCb = TextCheckResult (*)(void*, u64*, String*);
+#endif
+
+s32 ConvertUtf8ToUtf16(void*, s32, const char*, s32);
+s32 ConvertUtf8ToUtf16(void*, s32, const char*);
+s32 GetLengthOfConvertedStringUtf8ToUtf16(const char*);
+void MakePresetDefault(KeyboardConfig*);
+void MakePresetPassword(KeyboardConfig*);
+void MakePresetUsername(KeyboardConfig*);
+void MakePresetDownloadCode(KeyboardConfig*);
+Result GetInteractiveOutStorageCallback(nn::applet::LibraryAppletHandle, String*,
+                                        const ShowKeyboardArg&);
+size_t GetRequiredTextCheckWorkBufferSize();
+void ReadCloseResultAndString(nn::applet::LibraryAppletHandle, CloseResult*, String*);
+void CopyInitialStringInfo(ShowKeyboardArg*, s32);
+void CopyUserDictionaryInfo(ShowKeyboardArg*, s32);
+
+#if NN_SDK_VER >= NN_MAKE_VER(6, 0, 0)
+void keyboardConfig2kbdConfig(const KeyboardConfig&, KbdConfig*);
+#endif
+
+Result ShowKeyboard(String*, const ShowKeyboardArg&);
+
+#if NN_SDK_VER >= NN_MAKE_VER(8, 0, 0)
+Result ShowKeyboard(String*, const ShowKeyboardArg&, Trigger);
+#endif
+
+void InitializeKeyboardConfig(KeyboardConfig*);
 void MakePreset(KeyboardConfig*, Preset);
-void SetHeaderText(KeyboardConfig*, const char16_t*);
-void SetSubText(KeyboardConfig*, const char16_t*);
+
+size_t GetRequiredWorkBufferSize(bool);
+
+#if NN_SDK_VER >= NN_MAKE_VER(1, 0, 0)
+size_t GetRequiredWorkBufferSize(s32);
+#endif
+
+size_t GetRequiredStringBufferSize();
 void SetOkText(KeyboardConfig*, const char16_t*);
 void SetOkTextUtf8(KeyboardConfig*, const char*);
 void SetLeftOptionalSymbolKey(KeyboardConfig*, char16_t);
@@ -179,8 +237,17 @@ void SetGuideText(KeyboardConfig*, const char16_t*);
 void SetGuideTextUtf8(KeyboardConfig*, const char*);
 void SetInitialText(ShowKeyboardArg*, const char16_t*);
 void SetInitialTextUtf8(ShowKeyboardArg*, const char*);
-void SetUserWordList(ShowKeyboardArg*, const UserWord*, int);
-int ShowKeyboard(String*, const ShowKeyboardArg&);
+void SetUserWordList(ShowKeyboardArg*, const UserWord*, s32);
+
+#if NN_SDK_VER >= NN_MAKE_VER(6, 0, 0)
+void SetCustomizedDictionaries(ShowKeyboardArg*, const CustomizedDictionarySet&);
+#endif
+
+void SetTextCheckCallback(ShowKeyboardArg*, TextCheckCb);
+
+#if NN_SDK_VER < NN_MAKE_VER(4, 0, 0)
+nn::applet::ExitReason getExitReason();
+#endif
 
 extern nn::applet::ExitReason g_ExitReason;
 }  // namespace nn::swkbd