For ToDos maybe Vikunja? Could be a bit much tbh.
Proxmox on a self-built rackserver (Will be building a second one for a proxmox cluster):
Raspberry Pi Zero for Pi-Hole (secondary)
On my Docker Host (All in docker-compose):
A Synology DS220+ for local Storage
A 5TB Hetzner Storage Box for Backups (encrypted)
A Rootserver for Games and some testing in the wild (Currently Windows, will be switched to ubuntu)
Hetzner Cloud Server with mailcow on it
Oh thank god i thoght about updating my servers last night but was too lazy to do so