Xinstaller is a program written in C for Linux. It will allow you to make an installer file for your programs. The user will have only to start the executable and to answer some easy questions(mostly "next" :)).
Payload Delivery Vehicle (PDV) is a program that builds an executable that contains a complete package (e.g. and RPM, System V package or tar file) and the commands required to install it. When the executable is run it will extract and execute the payloa
CoolPackager is a program which will take a .tar.gz file and a installation script file and create a self-extracting executable scipt.
Install it on your system by typing this command as root:
lynx -source cpkg.sourceforge.net/cpkg | sh