diff --git a/gcsdk/gcsdk_game.vpc b/gcsdk/gcsdk_game.vpc
index 279b07ca..223301f8 100644
--- a/gcsdk/gcsdk_game.vpc
+++ b/gcsdk/gcsdk_game.vpc
@@ -84,7 +84,6 @@ $Project "gcsdk"
 		$File "steamextra\tier1\tsmultimempool.cpp"
 		$File "workthreadpool.cpp"
 		$File "webapi_response.cpp"
-		$File "$SRCDIR\thirdparty\JSON_parser\JSON_parser.c"
 		{
 			$Configuration
 			{
diff --git a/hammer/hammer_dll.vpc b/hammer/hammer_dll.vpc
index 3a74fa07..bd2ca369 100644
--- a/hammer/hammer_dll.vpc
+++ b/hammer/hammer_dll.vpc
@@ -338,7 +338,6 @@ $Project "hammer_dll"
 		$File	"TitleWnd.cpp"
 		$File	"TitleWnd.h"
 		$File	"Tooldefs.h"
-		$File	"$SRCDIR\public\maya\valveMaya\Undo.h"
 		$File	"VGuiWnd.cpp"
 		$File	"VGuiWnd.h"
 		$File	"ViewerSettings.h"
diff --git a/utils/hlfaceposer/hlfaceposer.vpc b/utils/hlfaceposer/hlfaceposer.vpc
index 13764b7b..ff9b7e89 100644
--- a/utils/hlfaceposer/hlfaceposer.vpc
+++ b/utils/hlfaceposer/hlfaceposer.vpc
@@ -320,7 +320,6 @@ $Project "hlfaceposer"
 		$File	"$SRCDIR\public\networkvar.h"
 		$File	"$SRCDIR\game\shared\npcevent.h"
 		$File	"$SRCDIR\public\optimize.h"
-		$File	"$SRCDIR\public\phonemeextractor\phonemeextractor.h"
 		$File	"$SRCDIR\public\phyfile.h"
 		$File	"..\common\physdll.h"
 		$File	"..\hlmv\physmesh.h"
diff --git a/utils/vbsp/vbsp.vpc b/utils/vbsp/vbsp.vpc
index 0a76b9e0..0d7b4db3 100644
--- a/utils/vbsp/vbsp.vpc
+++ b/utils/vbsp/vbsp.vpc
@@ -36,12 +36,10 @@ $Project "Vbsp"
 		$File	"detail.cpp"
 		$File	"detailObjects.cpp"
 		$File	"$SRCDIR\public\disp_common.cpp"
-		$File	"disp_ivp.cpp"
 		$File	"$SRCDIR\public\disp_powerinfo.cpp"
 		$File	"disp_vbsp.cpp"
 		$File	"faces.cpp"
 		$File	"glfile.cpp"
-		$File	"ivp.cpp"
 		$File	"leakfile.cpp"
 		$File	"$SRCDIR\public\loadcmdline.cpp"
 		$File	"$SRCDIR\public\lumpfiles.cpp"
@@ -110,13 +108,11 @@ $Project "Vbsp"
 			$File	"$SRCDIR\public\builddisp.h"
 			$File	"$SRCDIR\public\ChunkFile.h"
 			$File	"..\common\cmdlib.h"
-			$File	"disp_ivp.h"
 			$File	"$SRCDIR\public\filesystem.h"
 			$File	"$SRCDIR\public\filesystem_helpers.h"
 			$File	"..\common\FileSystem_Tools.h"
 			$File	"$SRCDIR\public\GameBSPFile.h"
 			$File	"$SRCDIR\public\tier1\interface.h"
-			$File	"ivp.h"
 			$File	"..\common\map_shared.h"
 			$File	"..\common\pacifier.h"
 			$File	"..\common\polylib.h"
diff --git a/vpc_scripts/projects.vgc b/vpc_scripts/projects.vgc
index 020f7a4b..eca0df67 100644
--- a/vpc_scripts/projects.vgc
+++ b/vpc_scripts/projects.vgc
@@ -249,16 +249,6 @@ $Project "ep2_deathmap"
 	"devtools\ep2_deathmap\ep2_deathmap.vpc" [$WIN32]
 }
 
-$Project "fbx2dmx"
-{
-	"utils\fbx2dmx\fbx2dmx.vpc" [$WIN32]
-}
-
-$Project "fbxutils"
-{
-	"fbxutils\fbxutils.vpc" [$WIN32]
-}
-
 $Project "fgdlib"
 {
 	"fgdlib\fgdlib.vpc" [$WIN32]
@@ -379,11 +369,6 @@ $Project "hammer_launcher"
 	"hammer_launcher\hammer_launcher.vpc" [$WIN32]
 }
 
-$Project "haptics"
-{
-	"haptics\haptics.vpc" [$WIN32]
-}
-
 $Project "havana_constraints"
 {
 	"ivp\havana\havana_constraints.vpc" [$WINDOWS||$X360||$POSIX]
@@ -484,11 +469,6 @@ $Project "hl_sdk_hl2mp"
 	"game\server\hl_sdk_hl2mp.vpc" [$WIN32]
 }
 
-$Project "ifm"
-{
-	"tools\ifm\ifm.vpc" [$WIN32]
-}
-
 $Project "ihvtest1"
 {
 	"unittests\ihvtest1\ihvtest1.vpc" [$WIN32]
@@ -564,16 +544,6 @@ $Project "localresource"
 	"shell\localresource\localresource.vpc" [$WIN32]
 }
 
-$Project "lxVsDmxIO_Modo302"
-{
-	"sdktools/modo/lxVsDmxIO/lxVsDmxIO_modo302.vpc" [$WIN32]
-}
-
-$Project "lua"
-{
-	"lua\lua.vpc" [$WINDOWS]
-}
-
 $Project "lzma"
 {
 	"utils\lzma\lzma.vpc"
@@ -724,11 +694,6 @@ $Project "nvtristriplib"
 	"utils\nvtristriplib\nvtristriplib.vpc" [$WIN32]
 }
 
-$Project "p4lib"
-{
-	"p4lib\p4lib.vpc" [$WIN32]
-}
-
 $Project "mdllib"
 {
 	"mdllib\mdllib.vpc" [$WIN32]
@@ -770,16 +735,6 @@ $Project "pfm2tgas"
 	"utils\pfm2tgas\pfm2tgas.vpc" [$WIN32]
 }
 
-$Project "phonemeextractor"
-{
-	"utils\phonemeextractor\phonemeextractor.vpc" [$WIN32]
-}
-
-$Project "phonemeextractor_ims"
-{
-	"utils\phonemeextractor\phonemeextractor_ims.vpc" [$WIN32]
-}
-
 $Project "printbones"
 {
 	"utils\printbones\printbones.vpc" [$WIN32]
@@ -1255,36 +1210,6 @@ $Project "video_services"
 	"video\video_services.vpc" [$WINDOWS||$X360||$POSIX]
 }
 
-$Project "valvemaya_maya2009"
-{
-	"sdktools\maya\valveMaya\valveMaya_Maya2009.vpc" [$WIN32]
-}
-
-$Project "valvemaya_maya2010"
-{
-	"sdktools\maya\valvemaya\valvemaya_maya2010.vpc" [$WIN32]
-}
-
-$Project "valvemaya_maya2011"
-{
-	"sdktools\maya\valvemaya\valvemaya_maya2011.vpc" [$WIN32]
-}
-
-$Project "valvemaya_maya2012"
-{
-	"sdktools\maya\valvemaya\valvemaya_maya2012.vpc" [$WIN32]
-}
-
-$Project "valvemaya_maya2013"
-{
-	"sdktools\maya\valvemaya\valvemaya_maya2013.vpc" [$WIN32]
-}
-
-$Project "valvepython_python2.5"
-{
-	"sdktools\python\valvePython\valvePython_python2.5.vpc" [$WIN32]
-}
-
 $Project "vaudio_miles"
 {
 //	"engine\voice_codecs\miles\vaudio_miles.vpc" [$WINDOWS||$POSIX]
@@ -1450,11 +1375,6 @@ $Project "voice_tweak"
 	"utils\voice_tweak\voice_tweak.vpc" [$WIN32]
 }
 
-$Project "vp_python2.5"
-{
-	"sdktools\python\vp\vp_python2.5.vpc" [$WIN32]
-}
-
 $Project "vp4"
 {
 	"utils\vp4\vp4.vpc" [$WIN32]
@@ -1496,96 +1416,6 @@ $Project "vrad_launcher"
 	"utils\vrad_launcher\vrad_launcher.vpc" [$WIN32]
 }
 
-$Project "vs_python2.5"
-{
-	"sdktools\python\vs\vs_python2.5.vpc" [$WIN32]
-}
-
-$Project "vsblendeditor_maya2009"
-{
-	"sdktools\maya\vsblendeditor\vsblendeditor_maya2009.vpc"	[$WIN32]
-}
-
-$Project "vsdmxio_maya2009"
-{
-	"sdktools\maya\vsdmxio\vsdmxio_Maya2009.vpc" [$WIN32]
-}
-
-$Project "vsdmxio_maya2010"
-{
-	"sdktools\maya\vsdmxio\vsdmxio_maya2010.vpc" [$WIN32]
-}
-
-$Project "vsdmxio_maya2011"
-{
-	"sdktools\maya\vsdmxio\vsdmxio_maya2011.vpc" [$WIN32]
-}
-
-$Project "vsdmxio_maya2012"
-{
-	"sdktools\maya\vsdmxio\vsdmxio_maya2012.vpc" [$WIN32]
-}
-
-$Project "vsdmxio_maya2013"
-{
-	"sdktools\maya\vsdmxio\vsdmxio_maya2013.vpc" [$WIN32]
-}
-
-$Project "vslib_python2.5"
-{
-	"sdktools\python\vs\vslib_python2.5.vpc" [$WIN32]
-}
-
-$Project "vsmaster_maya2009"
-{
-	"sdktools\maya\vsmaster\vsmaster_maya2009.vpc"	[$WIN32]
-}
-
-$Project "vsmaster_maya2010"
-{
-	"sdktools\maya\vsmaster\vsmaster_maya2010.vpc"	[$WIN32]
-}
-
-$Project "vsmaster_maya2011"
-{
-	"sdktools\maya\vsmaster\vsmaster_maya2011.vpc"	[$WIN32]
-}
-
-$Project "vsmaster_maya2012"
-{
-	"sdktools\maya\vsmaster\vsmaster_maya2012.vpc"	[$WIN32]
-}
-
-$Project "vsmaster_maya2013"
-{
-	"sdktools\maya\vsmaster\vsmaster_maya2013.vpc"	[$WIN32]
-}
-
-$Project "vsmdlio_maya2009"
-{
-	"sdktools\maya\vsmdlio\vsmdlio_maya2009.vpc"	[$WIN32]
-}
-
-$Project "vsmdlio_maya2010"
-{
-	"sdktools\maya\vsmdlio\vsmdlio_maya2010.vpc"	[$WIN32]
-}
-
-$Project "vsmdlio_maya2011"
-{
-	"sdktools\maya\vsmdlio\vsmdlio_maya2011.vpc"	[$WIN32]
-}
-
-$Project "vsmdlio_maya2012"
-{
-	"sdktools\maya\vsmdlio\vsmdlio_maya2012.vpc"	[$WIN32]
-}
-
-$Project "vsmdlio_maya2013"
-{
-	"sdktools\maya\vsmdlio\vsmdlio_maya2013.vpc"	[$WIN32]
-}
-
 $Project "coroutine_osx"
 {
 	"vstdlib\coroutine_osx.vpc"						[$OSXALL]
@@ -1596,101 +1426,6 @@ $Project "vstdlib"
 	"vstdlib\vstdlib.vpc"		[$WINDOWS || $X360||$POSIX]
 }
 
-$Project "vstutils_maya2009"
-{
-	"sdktools\maya\vstutils\vstutils_maya2009.vpc"	[$WIN32]
-}
-
-$Project "vstutils_maya2010"
-{
-	"sdktools\maya\vstutils\vstutils_maya2010.vpc"	[$WIN32]
-}
-
-$Project "vstutils_maya2011"
-{
-	"sdktools\maya\vstutils\vstutils_maya2011.vpc"	[$WIN32]
-}
-
-$Project "vstutils_maya2012"
-{
-	"sdktools\maya\vstutils\vstutils_maya2012.vpc"	[$WIN32]
-}
-
-$Project "vstutils_maya2013"
-{
-	"sdktools\maya\vstutils\vstutils_maya2013.vpc"	[$WIN32]
-}
-
-$Project "vstSmdIO_maya2009"
-{
-	"sdktools\maya\vstSmdIO\vstSmdIO_maya2009.vpc"	[$WIN32]
-}
-
-$Project "vstsmdio_maya2010"
-{
-	"sdktools\maya\vstsmdio\vstsmdio_maya2010.vpc"	[$WIN32]
-}
-
-$Project "vstsmdio_maya2011"
-{
-	"sdktools\maya\vstsmdio\vstsmdio_maya2011.vpc"	[$WIN32]
-}
-
-$Project "vstsmdio_maya2012"
-{
-	"sdktools\maya\vstsmdio\vstsmdio_maya2012.vpc"	[$WIN32]
-}
-
-$Project "vstsmdio_maya2013"
-{
-	"sdktools\maya\vstsmdio\vstsmdio_maya2013.vpc"	[$WIN32]
-}
-
-$Project "vsvmfio_maya2009"
-{
-	"sdktools\maya\vsvmfio\vsvmfio_maya2009.vpc"	[$WIN32]
-}
-
-$Project "vsvmfio_maya2010"
-{
-	"sdktools\maya\vsvmfio\vsvmfio_maya2010.vpc"	[$WIN32]
-}
-
-$Project "vsvmfio_maya2011"
-{
-	"sdktools\maya\vsvmfio\vsvmfio_maya2011.vpc"	[$WIN32]
-}
-
-$Project "vsvmfio_maya2012"
-{
-	"sdktools\maya\vsvmfio\vsvmfio_maya2012.vpc"	[$WIN32]
-}
-
-$Project "vsvmfio_maya2013"
-{
-	"sdktools\maya\vsvmfio\vsvmfio_maya2013.vpc"	[$WIN32]
-}
-
-$Project "vstOverlap_maya2009"
-{
-	"sdktools\maya\vstOverlap\vstOverlap_Maya2009.vpc"	[$WIN32]
-}
-
-$Project "vstoverlap_maya2010"
-{
-	"sdktools\maya\vstoverlap\vstoverlap_maya2010.vpc"	[$WIN32]
-}
-
-$Project "vstoverlap_maya2011"
-{
-	"sdktools\maya\vstoverlap\vstoverlap_maya2011.vpc"	[$WIN32]
-}
-
-$Project "vstoverlap_maya2012"
-{
-	"sdktools\maya\vstoverlap\vstoverlap_maya2012.vpc"	[$WIN32]
-}
-
 $Project "vtaexp"
 {
 	"utils\vtaexp\vtaexp.vpc" [$WIN32]
@@ -1779,14 +1514,4 @@ $Project "xwad"
 $Project "ZipAlign"
 {
 	"utils\zipalign\ZipAlign.vpc" [$WIN32]
-}
-
-$Project "socketlib"
-{
-	"socketlib/socketlib.vpc" [$WINDOWS]
-}
-
-$Project "zlib"
-{
-    "thirdparty\zlib-1.2.5\zlib.vpc" [$WINDOWS]
-}
+}
\ No newline at end of file