Remember Unix Pipes? Visipipe is a graphical replacement for the core utilities

My Documents: Visipipe: a visual version of Core-utils (proposal)

Any advanced user of a Unix-like system, be it Linux, Solaris or FreeBSD, is fairly familiar with the power of shell commands and scripts. Combining simple commands like cat, grep and sort can allow the experienced user to perform advanced operations on plain-text files. Many everyday problems that arise when dealing with data can be solved and automated by the creation of a simple shell script, taking minutes, or even seconds to write.