yash: yash (POSIX-compliant command line shell) yash: yash: Yash, yet another shell, is a POSIX-compliant command line shell yash: written by Watanabe Yuki (aka magicant) in C99 (ISO/IEC 9899:1999). yash: Yash is intended to be the most POSIX-compliant shell in the world. yash: yash: Homepage: http://yash.osdn.jp/index.html.en yash: yash: yash: yash: