There's rush: "rush is a replacement for the unix shell (bash, zsh, etc) which uses pure Ruby syntax" from http://rush.heroku.com http://rush.heroku.com I have

There's rush: "rush is a replacement for the unix shell (bash, zsh, etc) which uses pure Ruby syntax" from http://rush.heroku.com http://rush.heroku.com I haven't used it though, I actually switched from bash to fish about 6 months ago