|Vivante||NXP i.mx, Rockchip, Marvell, HiSilicon||etnaviv|
Using proprietary Android drivers is possible with Hybris.
There are two projects for open source Mali drivers.
The lima driver is for the Mali Utgard GPUs, specifically the Mali 400 (2008) and the Mali 450 (2012)
The panfrost drivers is for the Mali Midgard (T6*, T7*, T8*) and Bifrost GPUs (G*)
The opensource reverse-engineered driver for Tegra GPUs is Grate (anagram of "tegra"). It seems to work with Tegra 2, 3 and 4 GPUs