IntelliCode for C# Dev Kit For users of the C# Dev Kit extension in Visual Studio Code, the IntelliCode for C# Dev Kit extension is available to provide IntelliCode support. Predictions of up to a whole-line of code, along with ranking methods and properties in the IntelliSense list are available for C# Dev Kit users. Whole line suggestions Scenario 1: When grey-text is shown, press Tab to accept