Reducing shader compilation jank on mobile is added to the
performance docs.

Developing for iOS 14 beta outlines some issues you might
run into if developing for devices running iOS 14 beta.

New instructions for installing Flutter on Linux using
snapd.

Updated the Desktop support page to reflect that Linux
desktop apps (as well as macOS) are available as alpha.

Several new Flutter books have been published. The
Flutter books page is updated.

The codelabs landing page has been updated.

A deep dive into null safety has been added to dart.dev:

Understanding null safety

Codelabs

Flutter Day was held on 6/25/2020.
In preparation for the event,
we wrote new codelabs and updated existing codelabs.
New codelabs include:

Adding Admob Ads to a Flutter app