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The Warehouse Monitoring dashboard in Celestian with temperature charts, a voltage gauge, and value cards.

Connect devices. See the data. Act automatically.

Celestian is a multi-tenant IoT platform that receives sensor data over MQTT, stores it, shows it on dashboards, and triggers alarms and automation.

I install devices

Connect sensors or gateways over MQTT, choose a payload format, and watch the first data arrive. Open the device guide

I build integrations

Read and write data from your own applications with Personal Access Tokens and the REST API. Open the API guide

Data in over MQTT

Devices and gateways publish SenML, SenFlat, or free-form JSON to the topic m/<workspace>/c/<channel>.

Visual rules engine

Chain a Channel Subscriber, Comparison or Lua/Go code, then send the result to the database, alarms, e-mail, Telegram, webhooks, or PostgreSQL.

Dashboards and reports

More than a dozen widget types, GPS route maps, public sharing, PDF export, and scheduled reports.

Managed alarms

Deduplication, auto-clear, acknowledge, assignment, comments, and notifications by severity.

Fine-grained access

Roles with permission blocks, per-object and per-tag permissions, inheritance through groups, and scoped API tokens.

Remote configuration and firmware

Manage device settings, on-device rules, and staged firmware updates from one place.