
Nextcloud VPS Guide: Self-Host Nextcloud AIO with Backups (2026)
Self-host Nextcloud on a VPS with the official All-in-One container: sizing from AIO's documented minimums, a locked-down admin port, Caddy reverse-proxy mode, S3 trade-offs and encrypted backups to a second server.
- Nextcloud calls All-in-One (AIO) its official installation method: one Docker container that deploys Nextcloud, PostgreSQL, Redis…
- With any optional container on, AIO's floor is 2 GB of RAM, a dual-core CPU and 40 GB of disk, and it recommends 1 GB more RAM, so a 2 vCPU…
- Docker publishes AIO's ports around UFW, so bind the AIO interface on port 8080 to 127.0.0.1 and reach it through an SSH tunnel.










