PowerShell is described as '(including Windows PowerShell and PowerShell Core) is a task automation and configuration management framework from Microsoft, consisting of a command-line shell and associated scripting language built on the .NET Framework' and is a very popular Shell in the os & utilities category. There are more than 50 alternatives to PowerShell for a variety of platforms, including Windows, Linux, Mac, BSD and iPad apps. The best PowerShell alternative is PuTTY, which is both free and Open Source. Other great apps like PowerShell are Tabby, Cmder, fish and iTerm2.
PureScript was initially designed by Phil Freeman in 2013. He started to work on PureScript since he wasn't satisfied by other attempts to transpile Haskell to JavaScript (e.g. using Fay, Haste, or GHCJS).
