diff --git a/TurboPFor-Integer-Compression/makefile b/TurboPFor-Integer-Compression/makefile
new file mode 100644
index 0000000..52b8445
--- /dev/null
+++ b/TurboPFor-Integer-Compression/makefile
@@ -0,0 +1,183 @@
+# powturbo (c) Copyright 2013-2023
+# 1 - Download or clone TurboPFor:
+# git clone git://github.com/powturbo/TurboPFor.git 
+# make
+#
+# 2 - include general purpose compression codecs
+# git clone --recursive https://github.com/powturbo/TurboPFor-Integer-Compression.git
+# make ICCODEC=1
+# To benchmark external libraries:
+# 1 - clone/download the external repository into the TurboPFor directoty
+# 2 - activate the repository in the makefile lib/libext.mak
+# 3 -       make: "make CODEC1=1 ICCODEC=1" 
+#           or    "make CODEC1=1 CODEC2=1 ICCODEC=1"
+# aarch64 cross compile 
+# export CC=aarch64-linux-gnu-gcc
+
+#ICCODEC=1
+#AVX2=1
+SSE=1
+#-------------------------------------------------
+CC ?= gcc
+CXX ?= g++
+
+#CC=powerpc64le-linux-gnu-gcc
+CL = $(CC)
+#DEBUG=-DDEBUG -g
+DEBUG=-DNDEBUG
+JAVA_HOME ?= /usr/lib/jvm/java-8-openjdk-amd64
+PREFIX ?= /usr/local
+DIRBIN ?= $(PREFIX)/bin
+DIRINC ?= $(PREFIX)/include
+DIRLIB ?= $(PREFIX)/lib
+SRC ?= lib/
+
+OPT=-fstrict-aliasing -fPIC
+
+#------- OS/ARCH -------------------
+ifneq (,$(filter Windows%,$(OS)))
+  OS := Windows
+  CC=gcc
+  CXX=g++
+#  CC=clang
+  ARCH=x86_64
+ifeq ($(ICCODEC),1) 
+  LDFLAGS=-Wl,--stack,33554432
+endif
+else
+  OS := $(shell uname -s)
+  ARCH := $(shell uname -m)
+
+ifneq (,$(findstring aarch64,$(CC)))
+  ARCH = aarch64
+else ifneq (,$(findstring powerpc64le,$(CC)))
+  ARCH = ppc64le
+endif
+endif
+
+ifeq ($(ARCH),ppc64le)
+  _SSE=-D__SSSE3__
+  CFLAGS=-mcpu=power9 -mtune=power9 $(_SSE)
+else ifeq ($(ARCH),aarch64)
+  CFLAGS=-march=armv8-a 
+ifneq (,$(findstring clang, $(CC)))
+  OPT+=-fomit-frame-pointer 
+#-fmacro-backtrace-limit=0
+endif
+  _SSE=-march=armv8-a
+else ifeq ($(ARCH),$(filter $(ARCH),x86_64))
+# set minimum arch sandy bridge SSE4.1 + AVX
+  _SSE=-march=corei7-avx -mtune=corei7-avx 
+# _SSE+=-mno-avx -mno-aes
+  _AVX2=-march=haswell
+endif
+
+ifeq (,$(findstring clang, $(CC)))
+OPT+=-falign-loops 
+endif
+
+CFLAGS+=$(DEBUG) $(OPT) 
+#CFLAGS+=-Wno-macro-redefined -Wno-incompatible-pointer-types -Wno-tautological-constant-out-of-range-compare -Wno-discarded-qualifiers
+CFLAGS+=-w -Wall
+CXXFLAGS+=-w 
+#-Wall -Wincompatible-pointer-types
+ifeq ($(OS),$(filter $(OS),Linux GNU/kFreeBSD GNU OpenBSD FreeBSD DragonFly NetBSD MSYS_NT Haiku))
+LDFLAGS+=-lrt -lm
+endif
+
+ifeq ($(STATIC),1)
+CFLAGS+=-D_STATIC
+LDFLAGS+=-static
+endif
+
+all: icapp 
+
+$(SRC)bitutil_avx2.o: $(SRC)bitutil.c
+	$(CC) -O3 -w $(_AVX2) $(OPT) -c $(SRC)bitutil.c -o $(SRC)bitutil_avx2.o
+
+$(SRC)vp4c_avx2.o: $(SRC)vp4c.c
+	$(CC) -O3 -w $(_AVX2) $(OPT) -c $(SRC)vp4c.c -o $(SRC)vp4c_avx2.o
+
+$(SRC)vp4d_avx2.o: $(SRC)vp4d.c
+	$(CC) -O3 -w $(_AVX2) $(OPT) -c $(SRC)vp4d.c -o $(SRC)vp4d_avx2.o
+
+$(SRC)bitpack_avx2.o: $(SRC)bitpack.c
+	$(CC) -O3 -w $(_AVX2) $(OPT) -c $(SRC)bitpack.c -o $(SRC)bitpack_avx2.o
+
+$(SRC)bitunpack_avx2.o: $(SRC)bitunpack.c
+	$(CC) -O3 -w $(_AVX2) $(OPT) -c $(SRC)bitunpack.c -o $(SRC)bitunpack_avx2.o
+
+$(SRC)transpose_avx2.o: $(SRC)transpose.c
+	$(CC) -O3 -w $(_AVX2) $(OPT) -c $(SRC)transpose.c -o $(SRC)transpose_avx2.o
+
+-include lib/libext.mak
+
+LIB=$(SRC)bic.o $(SRC)bitunpack.o $(SRC)bitpack.o $(SRC)bitutil.o $(SRC)eliasfano.o $(SRC)fp.o $(SRC)transpose.o $(SRC)transpose_.o $(SRC)trlec.o $(SRC)trled.o $(SRC)vp4c.o $(SRC)vp4d.o $(SRC)v8.o $(SRC)v8pack.o $(SRC)vint.o $(SRC)vsimple.o $(SRC)vbit.o 
+ifeq ($(ARCH),x86_64)
+LIB+=$(SRC)vp4c_avx2.o $(SRC)vp4d_avx2.o $(SRC)transpose_avx2.o $(SRC)bitpack_avx2.o $(SRC)bitunpack_avx2.o $(SRC)bitutil_avx2.o
+else
+CFLAGS+=-D_NAVX2
+endif
+
+ifeq ($(AVX2),1)
+CFLAGS+=$(_AVX2)
+else
+ifeq ($(SSE),1) 
+CFLAGS+=$(_SSE)
+endif
+endif
+
+ifeq ($(ICCODEC),1) 
+CFLAGS+=-D_ICCODEC
+LIB+=$(SRC)iccodec.o
+endif
+
+libic.a: $(LIB)
+	ar cr $@ $+
+
+libic.so : $(LIB)
+	$(CC) -shared $+ -o $@
+
+JAVA_SUBDIR = java
+
+jic.h: $(JAVA_SUBDIR)/jic.java
+	# cp jic.h ..
+	cd $(JAVA_SUBDIR) && javah -jni jic && cp jic.h ..
+
+# $(JAVA_SUBDIR)/jic.class : $(JAVA_SUBDIR)/jic.java
+# 	cd $(JAVA_SUBDIR) && javac jic.java
+
+$(JAVA_SUBDIR)/libic.so : libic.a jic.h jic.c
+	$(CC) -shared $(CFLAGS) -I$(JAVA_HOME)/include -I$(JAVA_HOME)/include/linux jic.c libic.a -o $(JAVA_SUBDIR)/libic.so
+
+$(JAVA_SUBDIR)/jicbench : $(JAVA_SUBDIR)/jicbench.java $(JAVA_SUBDIR)/libic.so
+	cd $(JAVA_SUBDIR) && javac jicbench.java && java -Djava.library.path=. jicbench
+
+icapp: $(SRC)icapp.o libic.a $(OB)
+	$(CL) $^ $(LDFLAGS) -o icapp
+
+myapp: myapp.o libic.a
+	$(CC) $^ $(LDFLAGS) -o myapp
+
+mycpp: mycpp.o libic.a
+	$(CXX) $^ $(LDFLAGS) -o mycpp
+
+%.o: %.c
+	$(CC) -O3 $(CFLAGS) $< -c -o $@  
+
+.cc.o:
+	$(CXX) -O2 $(CXXFLAGS) $< -c -o $@ 
+
+.cpp.o:
+	$(CXX) -O2 $(CXXFLAGS) $< -c -o $@ 
+
+ifeq ($(OS),Windows)
+clean:
+	rm lib/*.o
+	rm libic.a
+	rm icapp.exe
+else
+clean:
+	@find . -type f -name "*\.o" -delete -or -name "*\~" -delete -or -name "core" -delete -or -name "icbench" -delete -or -name "libic.a" -delete
+	@find . -type f -name "icbench" -delete -or -name "idxqry" -delete -or -name "idxseg" -delete -or -name "idxcr" -delete -or -name "icapp" -delete
+endif