What are some alternatives?
When comparing sash and DASH, you can also consider the following products
GNU Bourne Again SHell - Bash is the shell, or command language interpreter, that will appear in the GNU operating system.
Litecoin - Litecoin is a peer-to-peer Internet currency that enables instant payments to anyone in the world.
fish - The friendly interactive shell.
Bitcoin - Bitcoin is an innovative payment network and a new kind of money.
KornShell - The KornShell language was designed and developed by David G. Korn at AT&T Bell Laboratories.
Monero - Monero is a secure, private, untraceable currency. It is open-source and freely available to all.