The filename is deliberately structured. Once you break it down, it's a complete specification of what the GSI is and what it does. Let's dismantle it piece by piece.
: This is the "luxury" version. It comes pre-loaded with Google Play Services , so you don't have to manually flash the Play Store, Gmail, or Maps. system-roar-arm64-ab-vndklite-gapps.img.xz
The original treble_experimentations repository was archived in early 2025. However, its legacy continues strong through successor projects like TrebleDroid , which continue to push the boundaries of what is possible with Generic System Images. The spirit of experimentation and the need for custom, generic Android builds remains as vibrant as ever. The filename is deliberately structured
: Indicates the partition style. "AB" images are typically used for devices that support seamless updates, though modern GSIs are often "Universal" and can work on both A-only and AB layouts. : This is the "luxury" version
Understanding and Installing system-roar-arm64-ab-vndklite-gapps.img.xz (AOSP 11 GSI)
This flag tells you which CPU architecture the image supports: