There are a lot of code releases from AOSP: there is a major release once per year, Quarterly Platform Releases (QPR) every quarter, plus releases specific to particular segments, such as Automotive, or devices, e.g. the Pixel Fold. On top of this there are regular security fixes.

This short talk will try to make sense of all of these data points, and show how they relate back to the release number, which is the canonical identifier of a release.

Key takeaway: Knowing the way Google identifies releases helps you understand the release cadence and which tag you may want to use when building Android