OpenModelica v1.25 from 2026-03-29 11:18:53 to 2026-04-02 11:18:39

Summary

OMC Commits0
Libraries Changed4
Number of Improvements2
Number of Regressions25
Number of Performance Improvements0
Number of Performance Regressions1

OpenModelica Changes

CommitDateAuthorSummary

OpenModelicaLibraryTesting Changes

CommitDateAuthorSummary
8f4dee72026-04-01 15:14:49 +0200linuslangenkamp[GBODE] switch to Radau IIA once again (#282)
dbfd1362026-03-27 15:34:11 +0100linuslangenkamp[GBODE] set ESDIRK4 as default integrator (#281)

Library Changes

LibraryChange
Buildings_11From version 11.1.1-maint.11.x (https://github.com/lbl-srg/modelica-buildings/archive/8ffaefad4792181db2d71f08f9077bcc535dee17.zip) to 11.1.1-maint.11.x (https://github.com/lbl-srg/modelica-buildings/archive/a134dbe5bec3c42764d8b3a8dabcd3070bf5f616.zip)
Buildings_12From version 12.1.1-maint.12.x (https://github.com/lbl-srg/modelica-buildings/archive/8fbca51d4f79a1a88f2a6788a1c8ef7464db747c.zip) to 12.1.1-maint.12.x (https://github.com/lbl-srg/modelica-buildings/archive/520fee0b3fa38772968cb544ff29375e9fbace4b.zip)
Buildings_latestFrom version 13.0.0-master (https://github.com/lbl-srg/modelica-buildings/archive/dc18485a811428470bad3288af1371c771173d82.zip) to 13.0.0-master (https://github.com/lbl-srg/modelica-buildings/archive/0fe651fe115bcb9e1d2739b4cd9472a36de2c1bc.zip)
ExternalMediaFrom version 4.0.0 (https://github.com/modelica-3rdparty/ExternalMedia/releases/download/v4.0.0/ExternalMedia-4.0.0.zip) to 4.1.1 (https://github.com/modelica-3rdparty/ExternalMedia/releases/download/v4.1.1/ExternalMedia-v4.1.1.zip)

Models Affected

Buildings_11Buildings.Fluid.Geothermal.Borefields.BaseClasses.HeatTransfer.ThermalResponseFactors.Validation.GFunction_100boreholes (sim)Simulate → Verify
Buildings_12Buildings.Templates.Components.Validation.Coils (sim)Verify → Compile
Buildings_latestBuildings.Fluid.DXSystems.Cooling.AirSource.Examples.SpaceCooling (sim)Compile → Verify
Buildings_latestBuildings.ThermalZones.Detailed.Examples.FFD.Tutorial.MixedConvection (sim)Simulate performance 0.16 → 0:13:20
ExternalMediaExternalMedia.Test.CoolProp.CO2.TestBasePropertiesDynamic (sim)Simulate → Failed
ExternalMediaExternalMedia.Test.CoolProp.CO2.TestBasePropertiesExplicit (sim)Simulate → Failed
ExternalMediaExternalMedia.Test.CoolProp.CO2.TestBasePropertiesImplicit (sim)Simulate → Failed
ExternalMediaExternalMedia.Test.CoolProp.CO2.TestBasePropertiesTranscritical (sim)Compile → Failed
ExternalMediaExternalMedia.Test.CoolProp.CO2.TestStatesSatSubcritical (sim)Simulate → Templates
ExternalMediaExternalMedia.Test.CoolProp.CO2.TestStatesSupercritical (sim)Simulate → Templates
ExternalMediaExternalMedia.Test.CoolProp.CO2.TestStatesTranscritical (sim)Simulate → Templates
ExternalMediaExternalMedia.Test.CoolProp.CO2_Tabular.TestBasePropertiesDynamic (sim)Simulate → Failed
ExternalMediaExternalMedia.Test.CoolProp.CO2_Tabular.TestBasePropertiesExplicit (sim)Compile → Failed
ExternalMediaExternalMedia.Test.CoolProp.CO2_Tabular.TestBasePropertiesImplicit (sim)Compile → Failed
ExternalMediaExternalMedia.Test.CoolProp.CO2_Tabular.TestBasePropertiesTranscritical (sim)Compile → Failed
ExternalMediaExternalMedia.Test.CoolProp.CO2_Tabular.TestStatesSatSubcritical (sim)Compile → Templates
ExternalMediaExternalMedia.Test.CoolProp.CO2_Tabular.TestStatesSupercritical (sim)Simulate → Templates
ExternalMediaExternalMedia.Test.CoolProp.CO2_Tabular.TestStatesTranscritical (sim)Compile → Templates
ExternalMediaExternalMedia.Test.CoolProp.Misc.RhoSmoothing (sim)Simulate → Templates
ExternalMediaExternalMedia.Test.CoolProp.Pentane.Pentane_hs (sim)Compile → Failed
ExternalMediaExternalMedia.Test.CoolProp.Pentane.Pentane_hs_state (sim)Simulate → Templates
ExternalMediaExternalMedia.Test.TestMedium.TestBasePropertiesDynamic (sim)Simulate → Failed
ExternalMediaExternalMedia.Test.TestMedium.TestBasePropertiesExplicit (sim)Simulate → Failed
ExternalMediaExternalMedia.Test.TestMedium.TestBasePropertiesImplicit (sim)Simulate → Failed
ExternalMediaExternalMedia.Test.TestMedium.TestConstants (sim)Simulate → Templates
ExternalMediaExternalMedia.Test.TestMedium.TestSat (sim)Simulate → Templates
ExternalMediaExternalMedia.Test.TestMedium.TestState (sim)Simulate → Templates
ExternalMediaExternalMedia.Test.TestMedium.TestStatesSat (sim)Simulate → Failed