Issues

• Selecting history date range no longer possible

  OpenEMS/openems#4037 · Filter by author dhoepfl opened on Oct 9, 2026

• [Edge] PLCnext: PlcNextPvInverterImplTest.testRunModuleSuccessfully() fails intermittently (race condition)

  OpenEMS/openems#4031 · Filter by author stefpb opened on Oct 8, 2026

• Chart in “Netzdienliche Beladung” is incorrect.

  OpenEMS/openems#4028 · Filter by author dhoepfl opened on Oct 6, 2026

• Regression New UI: Less information on dashboard (-> show again / make cockpit configurable)

  Component: UIDiscussion Required
  Feature

  OpenEMS/openems#4019 · Filter by author sjjh opened on Oct 2, 2026
  6

• UI: turn on strict mode

  OpenEMS/openems#3995 · Filter by author sfeilmeier opened on Sep 22, 2026

• Add OIDC / external authentication support for OpenEMS Edge UI

  OpenEMS/openems#3960 · Filter by author Christoph-87 opened on Sep 7, 2026
  2

• Provide external control API for EVSE charge points to support integrations like evcc

  OpenEMS/openems#3943 · Filter by author Christoph-87 opened on Sep 2, 2026
  3

• Issues found during App integration

  OpenEMS/openems#3936 · Filter by author enecess opened on Sep 1, 2026

• Timedata.InfluxDB: disabled component still registers as Timedata service with null connector - every query path throws NullPointerException instead of a typed error

  OpenEMS/openems#3908 · Filter by author newman85366-commits opened on Aug 23, 2026

• Predictor.Production.LinearModel: SnowStateMachine crashes with untyped NoSuchElementException on empty weather forecast, PredictionState never reports the failure

  OpenEMS/openems#3907 · Filter by author newman85366-commits opened on Aug 23, 2026

• AbstractManagedOcppEvcsComponent.lostSession() nulls ocppServer on the java-websocket callback thread while WriteHandler gates on value() — NPE when a disconnect lands mid-cycle

  OpenEMS/openems#3895 · Filter by author newman85366-commits opened on Aug 20, 2026

• EvcsClusterPeakShavingImpl: unfloored ratchet on totalPowerLimit underflows int and inverts the site cap into unlimited charging after sustained grid import above the configured limit

  OpenEMS/openems#3894 · Filter by author newman85366-commits opened on Aug 20, 2026

• energy monitor UI: price is hidden behind graphic

  Component: UIType: Bug
  OpenEMS/openems#3882 · Filter by author sjjh opened on Aug 15, 2026
  1

• Modbus.Tcp bridge tasks not reliably re-attached on a second config-enable of device components within one JVM lifetime

  OpenEMS/openems#3875 · Filter by author newman85366-commits opened on Aug 11, 2026

• Add UI widget for upcoming GridBuyPrice (with TimeOfUseTariff) and optional in dependence of GridBuy/Sell forecast

  OpenEMS/openems#3794 · Filter by author sjjh opened on Jun 28, 2026
  2

• Improve UX of IO Channel-Single-Threshold Controller UI Dialog (& regression with New UI)

  Component: UI
  OpenEMS/openems#3512 · Filter by author sjjh opened on Jan 9, 2026
  7

  

• [Bug] EssPower circular dependency fix from #3113 needs to be applied to all ESS implementations

  OpenEMS/openems#3500 · Filter by author cvabc opened on Jan 6, 2026
  10

• UI: Proposal: Replace Karma With a Maintained Test Runner

  Component: UIType: Enhancement
  OpenEMS/openems#3450 · Filter by author maxemann96 opened on Nov 27, 2025
  7

• UI: dashboard energy monitor: gauge diagram does not match textual values

  Component: UI
  Feature

  OpenEMS/openems#3387 · Filter by author sjjh opened on Oct 28, 2025
  15

• UI: Sort components (inverters, meters, ...) by Alias

  Component: UIgood first issue
  Feature

  OpenEMS/openems#3386 · Filter by author sjjh opened on Oct 28, 2025
  7

• Matter Energy Management Support

  OpenEMS/openems#2893 · Filter by author peter-lobner opened on Nov 29, 2024
  13

• OpenEMS App for Heidelberg EVCS

  Component: Edgegood first issuehacktoberfest
  OpenEMS/openems#2820 · Filter by author sebastianasen opened on Sep 25, 2024