@abcdw @akib
1. Maps: MagicEarth for roads, OfflineMaps for off-road (hiking, running)
2. Calendar: SimpleMobileTools's Calendar (you can use a whole lotta SMT's apps - they're great!)
3. Keyboard: GrapheneOS keyboard - not sure if you can source this separately.
4. Radio/Music: SMT's SimpleMusicPlayer, see 2.
5. As 4.
6. NextCloud, locally-hosted server instance. All pics are pushed automatically to a designated NC folder. Backups are taken of whole server's contents, locally & offsite.