When will Byzantium launch?

[Caliga]

List of Apps that fit and function well [Post them here.]

About now - https://source.puri.sm/Librem5/librem5-flash-image already defaults to flashing byzantium, and the new phones are being flashed with byzantium images now. There’s no official upgrade path from amber-phone to byzantium yet though, so you should either do a backup-reflash-restore cycle, wait for upgrade instructions to arrive or try it on your own and take responsibility for any breakage