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Limitations

ownscale uses Headscale, so most of what Headscale supports works, and Headscale’s feature list applies. This page lists where ownscale differs from Tailscale’s hosted service or from a standalone Headscale.

Compared with Tailscale

  • Funnel: tailscale funnel doesn’t work. Use ownscale’s funnels instead, which are HTTP only.
  • Sharing machines between tailnets (node sharing) isn’t supported.
  • Tailnet lock, app connectors, device posture and logging and audit streaming aren’t available.
  • Some newer policy features may not be supported by Headscale yet. The editor rejects a policy it can’t apply.

Compared with Headscale

  • No config file, no Headscale API keys. Each organization’s settings are edited in the console. Headscale’s CLI is still available through osa headscale.
  • Fixed settings: the IP ranges 100.64.0.0/10 and fd7a:115c:a1e0::/48, sequential IP allocation, the ephemeral node timeout (120 s) and Taildrop (always on).
  • No embedded DERP server. All organizations share the DERP map from OWNSCALE_DERP_MAP_URL.
  • Global nameservers are fallbacks only. ownscale doesn’t set Headscale’s override_local_dns.
  • The tailnet name can’t be changed.
  • Settings changes restart the instance. Saving DNS settings or auth restrictions restarts the organization’s Headscale. Policy changes don’t.

ownscale itself

  • Roles: network_admin, it_admin and auditor currently have the same permissions as member.
  • Invites aren’t emailed. Share the link yourself.
  • One organization per account. To move to another organization, the account must be removed from its current one.
  • Funnels: HTTP only to the target, 32 MiB request bodies by default, and no response while the organization is asleep.
  • Machine certificates are issued by Let’s Encrypt. Names are public in Certificate Transparency logs, and all organizations share a limit of 50 new certificates per registered domain per week.
  • Backups replicate on an interval, so the last few seconds of changes can be lost if the server dies.
  • Release images are linux/amd64 only.