Multithreaded CONNECT, SYN ports canner. Works very good.
File list:
Linux bin
........\portscanner
Windows bin
..........\portscanner.exe
bestports.h
makefile
net.c
oui.txt
output.c
port-numbers.txt
pscan.c
pscan.h
readme.txt
syn.c
tblmgr.c
tblmgr.h