Home Assistant remote maintenance without VPN — and without an open port
Home Assistant remote maintenance without VPN: no open port, no full-LAN access. Why both are wrong and what time-boxed, client-granted access looks like.
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Posts on Architecture
Collected posts on Architecture — from our practice running fleets of Home Assistant instances.
Practice · Guide
Practice · Guide
Home Assistant fleet management: multi-tenant beats the DIY rig
Managing multiple Home Assistant instances for clients with remote_homeassistant, an MQTT bridge or a VPN hits a wall. Why fleet management is its own category.
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Comparison · Practice
A Nabu Casa alternative for integrators? Why that is the wrong question
Looking for a Nabu Casa alternative as an integrator means looking the wrong way. Nabu Casa solves remote access for one instance. Your problem is oversight.
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Explainer · Tech
CGNAT and Home Assistant — why your port forwarding is about to stop working
If you sit behind Carrier-Grade NAT you no longer have your own public IPv4 — port forwarding silently dies. What CGNAT is, how to spot it, and which remote-access options for Home Assistant still work.
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Comparison · Guide
Managing multiple Home Assistant instances — 6 approaches compared (2026)
From Nabu Casa Cloud through Tailscale to specialist integrator platforms: an honest comparison of the options, with strengths, limits, and a decision tree at the end.
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Fiction · Story
Thursday, 14:32 — the Z2M cascade nobody was meant to hear
A fictional shift in the life of a solo integrator: three Z2M crashes after a silent add-on update, and the forty minutes between the first symptom and a quiet fix.
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