yash: yash (POSIX-compliant command line shell) yash: yash: Yash (yet another shell) is a POSIX-compliant command line shell yash: written by Yuki Watanabe (aka magicant) in C99 (ISO/IEC 9899:1999). yash: Yash is intended to be the most POSIX-compliant shell in the world. yash: yash: Author: Yuki Watanabe yash: Homepage: https://magicant.github.io/yash/ yash: yash: yash: