Sudoscript is a pair of Perl scripts (sudoscriptd/sudoshell) that provide an audited shell using sudo.
The Perl Shell (psh) combines aspects of bash and other shells with the power of Perl scripting. It aspires to be your primary login shell.
confiserie is a project similar to
autoconf/automake. The goal of the project is to
create a build configuration system that is faster
and easier to use and extend.
YaSH (Yet Another SHell) is a small, secure, portable shell with integrated scripts & simple programs (an IRC client, CD writer, etc.).
A data munging language.
A toolkit for open authentication technology.