diff --git a/Sources/Plasma/NucleusLib/pnInputCore/plControlDefinition.h b/Sources/Plasma/NucleusLib/pnInputCore/plControlDefinition.h
index d54d7f56..94a70c10 100644
--- a/Sources/Plasma/NucleusLib/pnInputCore/plControlDefinition.h
+++ b/Sources/Plasma/NucleusLib/pnInputCore/plControlDefinition.h
@@ -97,13 +97,13 @@ enum
 struct Win32keyConvert
 {
     UInt32  fVKey;
-    char*   fKeyName;
+    const char*   fKeyName;
 };
 
 struct CommandConvert
 {
     ControlEventCode fCode;
-    char* fDesc;
+    const char* fDesc;
 };
 
 
diff --git a/Sources/Plasma/NucleusLib/pnInputCore/plInputMap.cpp b/Sources/Plasma/NucleusLib/pnInputCore/plInputMap.cpp
index 3671acab..7bc81b41 100644
--- a/Sources/Plasma/NucleusLib/pnInputCore/plInputMap.cpp
+++ b/Sources/Plasma/NucleusLib/pnInputCore/plInputMap.cpp
@@ -501,7 +501,7 @@ void    plKeyMap::EraseBinding( ControlEventCode code )
 }
 
 
-char* plKeyMap::ConvertVKeyToChar( UInt32 vk )
+const char* plKeyMap::ConvertVKeyToChar( UInt32 vk )
 {
     Win32keyConvert* keyConvert = &fKeyConversionEnglish[0];
     switch (plLocalization::GetLanguage())
@@ -1093,4 +1093,4 @@ CommandConvert plInputMap::fCmdConvert[] =
 
     { END_CONTROLS,             ""},
  
-};
\ No newline at end of file
+};
diff --git a/Sources/Plasma/NucleusLib/pnInputCore/plKeyMap.h b/Sources/Plasma/NucleusLib/pnInputCore/plKeyMap.h
index 383adbc6..8f1fdd11 100644
--- a/Sources/Plasma/NucleusLib/pnInputCore/plKeyMap.h
+++ b/Sources/Plasma/NucleusLib/pnInputCore/plKeyMap.h
@@ -208,7 +208,7 @@ class plKeyMap : public plInputMap
         const plKeyBinding  &GetBinding( UInt32 i ) const { return *fBindings[ i ]; }
         void                HandleAutoDualBinding( plKeyDef key1, plKeyDef key2 );
 
-        static char     *ConvertVKeyToChar( UInt32 vk );
+        static const char* ConvertVKeyToChar( UInt32 vk );
         static plKeyDef ConvertCharToVKey( const char *c );
 
         static Win32keyConvert  fKeyConversionEnglish[];
diff --git a/Sources/Plasma/PubUtilLib/plAgeDescription/plAgeDescription.cpp b/Sources/Plasma/PubUtilLib/plAgeDescription/plAgeDescription.cpp
index 4de326f1..99cb82c2 100644
--- a/Sources/Plasma/PubUtilLib/plAgeDescription/plAgeDescription.cpp
+++ b/Sources/Plasma/PubUtilLib/plAgeDescription/plAgeDescription.cpp
@@ -147,7 +147,7 @@ char    *plAgePage::GetAsString( void ) const
 
 // static
 char    plAgeDescription::kAgeDescPath[]={"dat"PATH_SEPARATOR_STR};
-char    *plAgeDescription::fCommonPages[] = { "Textures", "BuiltIn" };
+const char* plAgeDescription::fCommonPages[] = { "Textures", "BuiltIn" };
 
 // Also gotta init the separators for our helper reading function
 plAgeDescription::plAgeDescription() : plInitSectionTokenReader()
@@ -546,4 +546,4 @@ bool plAgeDescription::FindLocation(const plLocation& loc) const
             return true;
     }
     return false;
-}
\ No newline at end of file
+}
diff --git a/Sources/Plasma/PubUtilLib/plAgeDescription/plAgeDescription.h b/Sources/Plasma/PubUtilLib/plAgeDescription/plAgeDescription.h
index ffcfbdd2..97e78bcf 100644
--- a/Sources/Plasma/PubUtilLib/plAgeDescription/plAgeDescription.h
+++ b/Sources/Plasma/PubUtilLib/plAgeDescription/plAgeDescription.h
@@ -96,7 +96,7 @@ private:
     Int32   fSeqPrefix;
     UInt32  fReleaseVersion;    // 0 for pre-release, 1+ for actual released ages
     
-    static char *fCommonPages[];
+    static const char* fCommonPages[];
 
     void    IInit( void );
     void    IDeInit( void );
diff --git a/Sources/Plasma/PubUtilLib/plAgeDescription/plAgeManifest.cpp b/Sources/Plasma/PubUtilLib/plAgeDescription/plAgeManifest.cpp
index 9becd9b9..94f88e35 100644
--- a/Sources/Plasma/PubUtilLib/plAgeDescription/plAgeManifest.cpp
+++ b/Sources/Plasma/PubUtilLib/plAgeDescription/plAgeManifest.cpp
@@ -100,7 +100,7 @@ bool plManifestFile::LocalExists()
 
 //////////////////////////////////////////////////////////////////////////////
 
-char* plManifest::fTimeFormat = "%m/%d/%y %H:%M:%S";
+const char* plManifest::fTimeFormat = "%m/%d/%y %H:%M:%S";
 static const UInt32 kLatestFormatVersion = 5;
 
 plManifest::plManifest()
diff --git a/Sources/Plasma/PubUtilLib/plAgeDescription/plAgeManifest.h b/Sources/Plasma/PubUtilLib/plAgeDescription/plAgeManifest.h
index 352fc2c4..76707aee 100644
--- a/Sources/Plasma/PubUtilLib/plAgeDescription/plAgeManifest.h
+++ b/Sources/Plasma/PubUtilLib/plAgeDescription/plAgeManifest.h
@@ -98,7 +98,7 @@ protected:
     void IReset();
 
 public:
-    static char* fTimeFormat;       // Standard string for the printed version of our timestamps
+    static const char* fTimeFormat;       // Standard string for the printed version of our timestamps
 
     void SetFormatVersion(UInt32 v) { fFormatVersion = v; }
     void AddFile(plManifestFile* file);
diff --git a/Sources/Plasma/PubUtilLib/plAvatar/plClothingLayout.h b/Sources/Plasma/PubUtilLib/plAvatar/plClothingLayout.h
index 9ee65c56..fcdc7303 100644
--- a/Sources/Plasma/PubUtilLib/plAvatar/plClothingLayout.h
+++ b/Sources/Plasma/PubUtilLib/plAvatar/plClothingLayout.h
@@ -61,7 +61,7 @@ public:
     UInt32 fWidth;
     UInt32 fHeight;
 
-    plClothingElement(char *name, UInt32 xPos, UInt32 yPos, UInt32 width, UInt32 height)
+    plClothingElement(const char *name, UInt32 xPos, UInt32 yPos, UInt32 width, UInt32 height)
     {
         fName = hsStrcpy(name);
         fXPos = xPos;
diff --git a/Sources/Plasma/PubUtilLib/plGImage/plFontCache.cpp b/Sources/Plasma/PubUtilLib/plGImage/plFontCache.cpp
index 05e1fa51..5715cdba 100644
--- a/Sources/Plasma/PubUtilLib/plGImage/plFontCache.cpp
+++ b/Sources/Plasma/PubUtilLib/plGImage/plFontCache.cpp
@@ -48,7 +48,7 @@ You can contact Cyan Worlds, Inc. by email legal@cyan.com
 #include "pnKeyedObject/plUoid.h"
 
 
-char    *plFontCache::kCustFontExtension = ".prf";
+const char* plFontCache::kCustFontExtension = ".prf";
 
 
 plFontCache *plFontCache::fInstance = nil;
diff --git a/Sources/Plasma/PubUtilLib/plGImage/plFontCache.h b/Sources/Plasma/PubUtilLib/plGImage/plFontCache.h
index 3b8f921b..c0d9b561 100644
--- a/Sources/Plasma/PubUtilLib/plGImage/plFontCache.h
+++ b/Sources/Plasma/PubUtilLib/plGImage/plFontCache.h
@@ -83,7 +83,7 @@ class plFontCache : public hsKeyedObject
         void    LoadCustomFonts( const char *dir );
 
         // Our custom font extension
-        static char *kCustFontExtension;
+        static const char* kCustFontExtension;
 };
 
 
diff --git a/Sources/Plasma/PubUtilLib/plGImage/plWinFontCache.cpp b/Sources/Plasma/PubUtilLib/plGImage/plWinFontCache.cpp
index fb58a1ac..64e42963 100644
--- a/Sources/Plasma/PubUtilLib/plGImage/plWinFontCache.cpp
+++ b/Sources/Plasma/PubUtilLib/plGImage/plWinFontCache.cpp
@@ -55,7 +55,7 @@ You can contact Cyan Worlds, Inc. by email legal@cyan.com
 #include <wingdi.h>
 
 
-char    *plWinFontCache::kCustFontExtension = ".prf";
+const char* plWinFontCache::kCustFontExtension = ".prf";
 
 
 plWinFontCache::plWinFontCache()
diff --git a/Sources/Plasma/PubUtilLib/plGImage/plWinFontCache.h b/Sources/Plasma/PubUtilLib/plGImage/plWinFontCache.h
index c97a3f81..8702c930 100644
--- a/Sources/Plasma/PubUtilLib/plGImage/plWinFontCache.h
+++ b/Sources/Plasma/PubUtilLib/plGImage/plWinFontCache.h
@@ -107,7 +107,7 @@ class plWinFontCache
         void    LoadCustomFonts( const char *dir );
 
         // Our custom font extension
-        static char *kCustFontExtension;
+        static const char* kCustFontExtension;
 };
 
 
diff --git a/Sources/Plasma/PubUtilLib/plInputCore/plAvatarInputInterface.h b/Sources/Plasma/PubUtilLib/plInputCore/plAvatarInputInterface.h
index b848bab4..876ed7f4 100644
--- a/Sources/Plasma/PubUtilLib/plInputCore/plAvatarInputInterface.h
+++ b/Sources/Plasma/PubUtilLib/plInputCore/plAvatarInputInterface.h
@@ -66,7 +66,7 @@ class plAvatarInputMap
 
         plAvatarInputMap();
         virtual ~plAvatarInputMap();
-        virtual char *GetName() = 0;
+        virtual const char *GetName() = 0;
         virtual hsBool IsBasic() { return false; }
 
         plMouseMap      *fMouseMap;
@@ -78,7 +78,7 @@ class plSuspendedMovementMap : public plAvatarInputMap
 {
 public:
     plSuspendedMovementMap();
-    virtual char *GetName() { return "Suspended Movement"; }
+    virtual const char *GetName() { return "Suspended Movement"; }
 };
 
 // The above, plus movement
@@ -86,7 +86,7 @@ class plBasicControlMap : public plSuspendedMovementMap
 {
 public:
     plBasicControlMap();
-    virtual char *GetName() { return "Basic"; }
+    virtual const char *GetName() { return "Basic"; }
     virtual hsBool IsBasic() { return true; }
 
 };
@@ -95,28 +95,28 @@ class plBasicThirdPersonControlMap : public plBasicControlMap
 {
 public:
     plBasicThirdPersonControlMap();
-    virtual char *GetName() { return "Basic Third Person"; }
+    virtual const char *GetName() { return "Basic Third Person"; }
 };
 
 class plLadderControlMap : public plSuspendedMovementMap
 {
 public:
     plLadderControlMap();
-    virtual char *GetName() { return "LadderClimb"; }
+    virtual const char *GetName() { return "LadderClimb"; }
 };
 
 class plLadderMountMap : public plSuspendedMovementMap
 {
 public:
     plLadderMountMap();
-    virtual char *GetName() { return "Ladder Mount"; }
+    virtual const char *GetName() { return "Ladder Mount"; }
 };
 
 class plLadderDismountMap : public plSuspendedMovementMap
 {
 public:
     plLadderDismountMap();
-    virtual char *GetName() { return "Ladder Dismount"; }
+    virtual const char *GetName() { return "Ladder Dismount"; }
 };
 
 
@@ -124,7 +124,7 @@ class plBasicFirstPersonControlMap : public plBasicControlMap
 {
 public:
     plBasicFirstPersonControlMap();
-    virtual char *GetName() { return "Basic First Person"; }
+    virtual const char *GetName() { return "Basic First Person"; }
 };
 
 // Mouse walk mode
@@ -139,21 +139,21 @@ class pl3rdWalkForwardMap : public pl3rdWalkMap
 {
 public:
     pl3rdWalkForwardMap();
-    virtual char *GetName() { return "Walking Forward"; }
+    virtual const char *GetName() { return "Walking Forward"; }
 };
 
 class pl3rdWalkBackwardMap : public pl3rdWalkMap
 {
 public:
     pl3rdWalkBackwardMap();
-    virtual char *GetName() { return "Walking Backward"; }
+    virtual const char *GetName() { return "Walking Backward"; }
 };
 
 class pl3rdWalkBackwardLBMap : public pl3rdWalkMap
 {
 public:
     pl3rdWalkBackwardLBMap();
-    virtual char *GetName() { return "Walking Backward (LB)"; }
+    virtual const char *GetName() { return "Walking Backward (LB)"; }
 };
 
 ///////////////////////////////////////////////////////////////////////////////////
@@ -215,7 +215,7 @@ class plAvatarInputInterface : public plInputInterface
         virtual UInt32      GetPriorityLevel( void ) const { return kAvatarInputPriority; }
         virtual UInt32      GetCurrentCursorID( void ) const { return fCurrentCursor; }
         virtual hsScalar    GetCurrentCursorOpacity( void ) const { return fCursorOpacity; }
-        char*               GetInputMapName() { return fInputMap ? fInputMap->GetName() : ""; }
+        const char*         GetInputMapName() { return fInputMap ? fInputMap->GetName() : ""; }
 
         virtual hsBool      InterpretInputEvent( plInputEventMsg *pMsg );
         virtual void        MissedInputEvent( plInputEventMsg *pMsg );
diff --git a/Sources/Plasma/PubUtilLib/plInputCore/plInputDevice.h b/Sources/Plasma/PubUtilLib/plInputCore/plInputDevice.h
index 6fffe7bc..2521efae 100644
--- a/Sources/Plasma/PubUtilLib/plInputCore/plInputDevice.h
+++ b/Sources/Plasma/PubUtilLib/plInputCore/plInputDevice.h
@@ -32,10 +32,10 @@ You can contact Cyan Worlds, Inc. by email legal@cyan.com
 #include "hsWindows.h"
 //#include "pnInputCore/plControlDefinition.h"
 #include "pnInputCore/plOSMsg.h"
+#include "pnInputCore/plKeyDef.h"
 #include "hsBitVector.h"
 #include "hsTemplates.h"
 class plMessage;
-enum plKeyDef;
 struct plMouseInfo;
 class plPipeline;
 
diff --git a/Sources/Plasma/PubUtilLib/plInputCore/plInputInterfaceMgr.cpp b/Sources/Plasma/PubUtilLib/plInputCore/plInputInterfaceMgr.cpp
index 72e85b6f..362911d2 100644
--- a/Sources/Plasma/PubUtilLib/plInputCore/plInputInterfaceMgr.cpp
+++ b/Sources/Plasma/PubUtilLib/plInputCore/plInputInterfaceMgr.cpp
@@ -861,7 +861,7 @@ const char  *plInputInterfaceMgr::IKeyComboToString( const plKeyCombo &combo )
         sprintf( str, "(unmapped)" );
     else
     {
-        char *c = plKeyMap::ConvertVKeyToChar( combo.fKey );
+        const char *c = plKeyMap::ConvertVKeyToChar( combo.fKey );
         if( c != nil )
             strncpy( str, c, sizeof( str ) );
         else
diff --git a/Sources/Plasma/PubUtilLib/plNetMessage/plNetMessage.h b/Sources/Plasma/PubUtilLib/plNetMessage/plNetMessage.h
index fac20dc2..3ef99148 100644
--- a/Sources/Plasma/PubUtilLib/plNetMessage/plNetMessage.h
+++ b/Sources/Plasma/PubUtilLib/plNetMessage/plNetMessage.h
@@ -232,7 +232,7 @@ public:
     // debug
     virtual std::string AsStdString() const
     {
-        char * delim = "";
+        const char* delim = "";
 
         std::stringstream ss;
         if ( GetHasPlayerID() )
diff --git a/Sources/Plasma/PubUtilLib/plPipeline/hsG3DDeviceSelector.cpp b/Sources/Plasma/PubUtilLib/plPipeline/hsG3DDeviceSelector.cpp
index ed9b9622..954eae7b 100644
--- a/Sources/Plasma/PubUtilLib/plPipeline/hsG3DDeviceSelector.cpp
+++ b/Sources/Plasma/PubUtilLib/plPipeline/hsG3DDeviceSelector.cpp
@@ -229,7 +229,7 @@ void hsG3DDeviceRecord::SetDeviceDesc( const char *s )
 
 const char* hsG3DDeviceRecord::GetG3DDeviceTypeName() const
 {
-    static char* deviceNames[hsG3DDeviceSelector::kNumDevTypes] = {
+    static const char* deviceNames[hsG3DDeviceSelector::kNumDevTypes] = {
         "Unknown",
         "Glide",
         "Direct3D",
diff --git a/Sources/Plasma/PubUtilLib/plPipeline/plDebugText.h b/Sources/Plasma/PubUtilLib/plPipeline/plDebugText.h
index e50963e8..9cebf49f 100644
--- a/Sources/Plasma/PubUtilLib/plPipeline/plDebugText.h
+++ b/Sources/Plasma/PubUtilLib/plPipeline/plDebugText.h
@@ -121,7 +121,7 @@ class plDebugText
 
         void    SetManager( plDebugTextManager *m ) { fManager = m; }
 
-        void            SetFont( char *face, UInt16 size ) { hsStrncpy( fFontFace, face, sizeof( fFontFace ) ); fFontSize = size; }
+        void            SetFont(const char *face, UInt16 size ) { hsStrncpy( fFontFace, face, sizeof( fFontFace ) ); fFontSize = size; }
         const char      *GetFontFace( void ) { return fFontFace; }
         const UInt16    GetFontSize( void ) { return fFontSize; }
         UInt16          GetFontHeight();
diff --git a/Sources/Plasma/PubUtilLib/plResMgr/plLocalization.cpp b/Sources/Plasma/PubUtilLib/plResMgr/plLocalization.cpp
index 9ffa3b19..774bf46f 100644
--- a/Sources/Plasma/PubUtilLib/plResMgr/plLocalization.cpp
+++ b/Sources/Plasma/PubUtilLib/plResMgr/plLocalization.cpp
@@ -30,7 +30,7 @@ You can contact Cyan Worlds, Inc. by email legal@cyan.com
 
 plLocalization::Language plLocalization::fLanguage = plLocalization::kEnglish;
 
-char* plLocalization::fLangTags[] =
+const char* plLocalization::fLangTags[] =
 {
     "_eng", // kEnglish
     "_fre", // kFrench
@@ -41,7 +41,7 @@ char* plLocalization::fLangTags[] =
 };
 const int kLangTagLen = 4;
 
-char* plLocalization::fLangNames[] =
+const char* plLocalization::fLangNames[] =
 {
     "English", // kEnglish
     "French",  // kFrench
diff --git a/Sources/Plasma/PubUtilLib/plResMgr/plLocalization.h b/Sources/Plasma/PubUtilLib/plResMgr/plLocalization.h
index 5a516cfe..c35563b9 100644
--- a/Sources/Plasma/PubUtilLib/plResMgr/plLocalization.h
+++ b/Sources/Plasma/PubUtilLib/plResMgr/plLocalization.h
@@ -59,8 +59,8 @@ public:
 
 protected:
     static Language fLanguage;
-    static char* fLangTags[kNumLanguages];
-    static char* fLangNames[kNumLanguages];
+    static const char* fLangTags[kNumLanguages];
+    static const char* fLangNames[kNumLanguages];
     static bool fUsesUnicode[kNumLanguages];
     static encodingTypes fUnicodeEncoding[kNumLanguages];
 
@@ -73,7 +73,7 @@ public:
     static void SetLanguage(Language lang) { fLanguage = lang; }
     static Language GetLanguage() { return fLanguage; }
 
-    static char* GetLanguageName(Language lang) { return fLangNames[lang]; }
+    static const char* GetLanguageName(Language lang) { return fLangNames[lang]; }
 
     static hsBool UsingUnicode() { return fUsesUnicode[fLanguage]; }
     static encodingTypes UnicodeEncoding() { return fUnicodeEncoding[fLanguage]; }