Changelog

Full release notes: GitHub releases.

2.0.0 (2026-09-29)

Architecture

• Multiple PDUs per install: Pdus: map of named instances. PDU: migrates to Pdus.default.
• In-process message bus and snapshot pipeline.
• REST API with OpenAPI and API key for control.
• Project split: Abstractions, Core, Engine, Api, Web.
• Roles: worker, api, ui, operator.
• Integrations as plugins.
• Kubernetes operator with update checks and self-update.
• Leader lease for graceful rollouts; Valkey cache.

Energy flow

• Nodes with MQTT, Modbus TCP, EmonCMS, Home Assistant and derived sources.
• Sankey, sunburst and treemap views.
• Hierarchy editor, groups, tags, balance.
• Energy and Overview pages.
• Trends, Node Trends, Node Data.
• Daily totals (energy_d) and energy aggregation.
• Panel schedule, circuit finder, floor plans.

Integrations

• Home Assistant Energy Dashboard sync.
• MQTT import and topic explorer.
• Modbus explorer and device templates.
• Local history store; copy history between backends.
• Cost charts.

Upgrade notes

See Upgrading to 2.0.

1.0.0 (2026-06-23)

Vertiv / Geist rPDU integration.

• .NET 10.
• Web GUI: configuration form, outlet control, Live Data, Paths, Diagnostics. Basic, OIDC or no authentication.
• Two-way control: outlet on/off/reboot, delays, power-on action, reset statistics; rename outlet, PDU and circuit labels.
• Home Assistant discovery improvements; MQTT Last Will.
• OneView roll-ups and group actions.
• Prometheus: scrape endpoint, Pushgateway, metric name template.
• EmonCMS: input name templates, MQTT transport.
• Helm chart, RpduConfig CRD, NetworkPolicy, HTTPRoute, Argo CD example.

Upgrade notes

• Default MQTT topic in the chart and examples changed from Rack_PDU to rPDU2MQTT. Existing configs are unchanged.
• EmonCMS input names default to {device}_{source}_{type}, which creates new inputs. Set EmonCMS.InputNameTemplate: "" for the old names.

0.x

One-way MQTT publisher for a Vertiv / Geist PDU. Last release: v0.3.5.