This pack of Visual Studio Code extensions includes many commonly used AL-Specific Extensions, along with a variety of other developer assisting extensions.
The pack can be downloaded and installed here: https://marketplace.visualstudio.com/items?itemName=sparebrainedideas.sparebrained-al-pack
Microsoft Extensions
AL Extensions
General Utilities
With this many extensions, there's a lot of settings all at once.
While we'll eventually put a better guide here, this is excellent: https://navinsights.net/2020/12/07/13-vs-code-settings-to-save-you-time-in-al/
Enjoy!