diff --git a/makefile.vs b/makefile.vs
new file mode 100644
index 0000000..7588522
--- /dev/null
+++ b/makefile.vs
@@ -0,0 +1,82 @@
+# nmake "NCODEC1=1" "NCODEC2=1" /f makefile.msc
+# or
+# nmake "AVX2=1" /f makefile.msc
+
+.SUFFIXES: .c .obj .dllobj
+
+CC = cl /nologo
+LD = link /nologo
+AR = lib /nologo
+CFLAGS = /MD /O2 -I.
+LDFLAGS = 
+
+LIB_LIB = libic.lib
+LIB_DLL = ic.dll
+LIB_IMP = ic.lib
+
+OBJS = bitpack.obj bitutil.obj fp.obj transpose.obj vp4c.obj vp4d.obj vsimple.obj bitunpack.obj vint.obj 
+
+!IF "$(AVX2)" == "1"
+OBJS = $(OBJS) transpose_avx2.obj
+DEFS = $(DEFS) /D__AVX2__
+!endif
+
+!if "$(NSIMD)" == "1"
+OBJS = $(OBJS) transpose_sse.obj
+DEFS = $(DEFS) /DNSIMD
+NCODEC1=1
+NCODEC2=1
+!else
+DEFS = $(DEFS) /D__SSE2__ /D__SSSE3__
+CFLAGS = $(CFLAGS) /DUSE_SSE
+!endif
+
+!if "$(NCODEC1)" == "1"
+DEFS = $(DEFS) /DNCODEC1
+!endif
+
+!IF "$(NCODEC2)" == "1"
+DEFS = $(DEFS) /DNCODEC2
+!endif
+
+!IF "($(BLOSC)" == "1"
+DEFS = $(DEFS) /DBLOSC
+!endif
+
+DLL_OBJS = $(OBJS:.obj=.dllobj)
+
+all: $(LIB_LIB) icbench.exe 
+
+#$(LIB_DLL) $(LIB_IMP) 
+
+transpose.obj: transpose.c
+	$(CC) /O2 $(CFLAGS) -c transpose.c /Fotranspose.obj
+
+transpose_sse.obj: transpose.c
+	$(CC) /O2 $(CFLAGS) /DSSE2_ON /D__SSE2__ /arch:SSE2 /c transpose.c /Fotranspose_sse.obj
+
+transpose_avx2.obj: transpose.c
+	$(CC) /O2 $(CFLAGS) /DAVX2_ON /D__AVX2__ /arch:avx2 /c transpose.c /Fotranspose_avx2.obj
+
+.c.obj:
+	$(CC) -c /Fo$@ /O2 $(CFLAGS) $(DEFS) $**
+
+.cc.obj:
+	$(CC) -c /Fo$@ /O2 $(CFLAGS) $(DEFS) $**
+
+.c.dllobj:
+	$(CC) -c /Fo$@ /O2 $(CFLAGS) $(DEFS) /DLIB_DLL $**
+
+$(LIB_LIB): $(OBJS)
+	$(AR) $(ARFLAGS) -out:$@ $(OBJS)
+
+$(LIB_DLL): $(DLL_OBJS)
+	$(LD) $(LDFLAGS) -out:$@ -dll -implib:$(LIB_IMP) $(DLL_OBJS)
+
+$(LIB_IMP): $(LIB_DLL)
+
+icbench.exe: icbench.obj vs/getopt.obj plugins.obj eliasfano.obj vsimple.obj transpose.obj transpose_sse.obj $(LIB_LIB)
+	$(LD) $(LDFLAGS) -out:$@ $**
+
+clean:
+	-del *.dll *.exe *.exp *.obj *.dllobj *.lib *.manifest 2>nul