Microsoft Visual Studio

Basic information:

• Wikipedia
• Visual studio - Microsoft main page
• Downloads
• Visual Studio Code
• Visual Studio Team Services (version control and more ...)

Addons !!!

• ReSharper
• Productivity Power Toos
• Git  extension 
• Target Framework Migrator
• C# statement collapsing (built in 2017)
• Spell checker ...
 

Tools

• LinqPad 
• easy .Net checker with source code

News

• Visual Studio magazine 
• The Visual Studio Blog