Where can I submit request for new features in the C# language?

Question

I know Microsoft has a forum similar to uservoice.com for feature and bug submissions, but it has slipped my mind and my google-fu is fail this afternoon. Then I thought... hey,

Answer 1

Here is the official user voice channel for suggestions and ideas on the C# language.

Update: The UserVoice channel has been retired. This GitHub repo is now the place to add suggestions.