Google rolled out new update for Gboard which includes the support for 28 New language variants. After the addition of these 28 New language variants, now the total languages supported by Gboard are 446.
Full Changelog of the Gboard v7.5.12
Google updated its Gboard app with many new features recently. Which includes the custom GIF, 16+ Language Support, Bitmoji and stickers support, etc. Coming back to this update of Gboard v7.5.12, it is available on Play Store you can download it form there.