tintoy

Actually that's changing - PowerShell Core works anywhere .NET Core does (including OSX and Linux).

https://github.com/PowerShell/PowerShell#-powershell

(although that doesn't account for personal preference, of course)

I think they're still working on that:

https://github.com/dotnet/roslyn/blob/features/records/docs/...

Perhaps it's because they're item numbers, not indexes? As far as I can tell, C# uses 0-based indexing because most similar languages use 0-based indexing.

Up-for-grabs lets you filter by language:

http://up-for-grabs.net/#/tags/C%23