One idea: Maybe your shell functions do not all need to be shell functions, maybe they can be shell scripts instead. Put them in ~/bin, then you can use them r

One idea: Maybe your shell functions do not all need to be shell functions, maybe they can be shell scripts instead. Put them in ~/bin, then you can use them regardless of the shell you're using. Of course, if the shell function or alias needs to modify the shell state, then it won't work as a shell script.