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Home Assistant TestFlight
Water

JustNimbus

justnimbus

Built inCloud polling

The JustNimbus integration queries the JustNimbus API used by the JustNimbus web dashboard. This integration allows you to collect and save data to get a historical overview of your water bag usage.

In Apple Home through HomeKit Bridge

What HomeKit Bridge makes of each kind of entity this integration creates, read from its source code. A device only gets the ones that apply to it.

EntityShows up asNote
sensorSensor (temperature)

What people report

JustNimbus water system stopped working in 2023 after the vendor changed its dashboard authentication.

  • Partly works1
DeviceIn Home AssistantIn Apple HomeWhat they saidSource
JustNimbus water systemPartly works CloudBroke after dashboard login change in 2023; issue later closed
Saved copy
… renewed integration. The local solution is indeed preferred. Ik got it working via MQTT, but it shows less data then the remote API. Via MQTT it shows: justnimbus sensor water pressure = 2.67 temp = 16.5 volume = 2028 height = 182 overflow = 0 actuator pump = relay.off valve in = valve.off out = valve.off system error = 0 status = System Just Right! stats water added hour = 4

Excerpt saved from GitHub on 2026-10-23.

Issue #96948 · 2023-07

Gathered from GitHub issues, pull requests, discussions and docs, and from r/homeassistant. These are individual reports, so check the linked thread and the date before you buy.

How it connects

Cloud polling

Goes through the maker’s cloud, asking it for updates every so often. Needs the internet and an account.

Details

Installs (analytics)7
Added inHome Assistant 2022.9
Set up in the UIYes
Maintainers@kvanzuijlen

In ReReHome

Whatever HomeKit Bridge shares reaches Apple Home as normal HomeKit accessories behind your Home Assistant bridge, so ReReHome shows and controls them like any other.

Bridges get their own settings page listing the accessories behind them.