The following list of commands is taken from the toybox roadmap[0] and has been stripped down accordingly. Commands that belong to ubase[1] are not listed here as well as commands that fall outside the scope of sbase such as vi and sh are also not listed here. at awk bc diff patch stty If you are looking for some work to do on sbase, another option is to pick a utility from the list in the README which has missing flags or features noted. What also needs to be implemented is the capability of the tools to handle data with NUL-bytes in it. The return values of mdcheckline() in crypt.c need to be fixed (0 -> success, 1 -> error). [0] http://landley.net/toybox/roadmap.html [1] http://git.suckless.org/ubase/