GNU Bourne Again SHell - Bash is the shell, or command language interpreter, that will appear in the GNU operating system.
GoodBooks.io - Largest curated collection of 8,500+ book recommendations.
fish shell - The friendly interactive shell.
BookAuthority - BookAuthority collects the most recommended books on business, technology and science - as featured on CNN, Inc and Forbes
PowerShell Studio - PowerShell Studio is the easiest GUI designer and script generator available.
Goodreads - See what your friends are reading.