This release cycle was primarily focused on infrastructure.
Arctic Fox | 2020.3.1
Bumblebee | 2021.1
Chipmunk | 2021.2 -- available in the dev channel
Standard icons (Material, Cupertino) are no longer out of sync with the SDK. The icon displayed in the editor is derived from the icon package distributed with the SDK.
Macintosh machines running on Apple’s M1 chip can now use the embedded DevTools.
IntelliJ 2021.3 EAP is not yet supported.