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A filament spool inventory manager for 3D printers with usage tracking and printer firmware integrations. MIT licensed. On first open, add your filaments and vendors; there is no login, so keep it behind a private network or an auth proxy. This page describes the Levelrail template for Spoolman (Applications). It deploys the services below as one Docker Compose app on your own server. Project site: https://github.com/Donkie/Spoolman. Recommended memory: about 256 MiB.

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Services, ports and volumes

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Environment variables

Passwords and keys marked as generated are created for you when the app is deployed and stored as secrets. Values are not shown here.

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Security and requirements

Level: Standard. What this template needs:
  • Stores data in named volumes (spoolman): data.
What Levelrail adds around it:
  • Automatic HTTPS and an ingress shield in front of every domain.
  • Named volumes can be backed up and restored.
  • Deploys are gated on the health check before traffic switches.
  • One-step rollback to the previous revision.
  • Exposure report shows what is reachable from outside.
  • Host firewall rules managed for published ports.

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Deploy Spoolman with Levelrail

In the dashboard, open Apps, choose New app, then Browse templates, and select Spoolman. Review the Compose body and deploy. With the CLI:
See the service template catalog for how templates work, and Getting started if you have not installed Levelrail yet.

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More Applications templates

All templates are listed in the self-host gallery.
Last modified on November 2, 2026