Linux. Version 1.0.0. by Paul Sheer.

strace is a debugging utility in Linux to monitor the system calls used by a program and all the signals it receives.

Wine is a free software application that aims to allow Unix-like computer operating systems on the x86 or x86-64 architecture to execute programs written for Microsoft Windows.

the standard Windows interoperability suite of programs for Linux and Unix.

programmers editor

cygwin is a linux-like environment for windows.

tar, bzip2, shell script, cron, etc. from webmonkey.