OpenModelica v1.26 from 2026-04-16 23:04:55 to 2026-04-20 06:32:20

Summary

OMC Commits	0
Libraries Changed	2
Number of Improvements	0
Number of Regressions	0
Number of Performance Improvements	1
Number of Performance Regressions	1

OpenModelica Changes

Commit	Date	Author	Summary

OpenModelicaLibraryTesting Changes

Commit	Date	Author	Summary
1dd4db7	2026-04-19 14:25:16 +0200	Adrian Pop	force fetch of tags to handle the floating tag 'nightly' (#285)
e83c3f4	2026-04-14 08:15:53 +0200	Adrian Pop	cannot run python -m fmpy via check_output_log (#284)

Library Changes

Library	Change
Buildings_12	From version 12.1.1-maint.12.x (https://github.com/lbl-srg/modelica-buildings/archive/8712ec76c4bbc553c2c57fb15e719b11505977bd.zip) to 12.1.1-maint.12.x (https://github.com/lbl-srg/modelica-buildings/archive/c2eb92470cfbd8a7edea2afbc9afb41c5531857a.zip)
Buildings_latest	From version 13.0.0-master (https://github.com/lbl-srg/modelica-buildings/archive/ea4a998fd28f14d73269049a599d17f5657c9c67.zip) to 13.0.0-master (https://github.com/lbl-srg/modelica-buildings/archive/d94bbc8b5528140f0cfd7f486015ccc8c771ba7b.zip)

Models Affected

Buildings_12	Buildings.ThermalZones.Detailed.Examples.FFD.Tutorial.MixedConvection (sim)	Simulate performance 0.17 → 0:06:40
Buildings_latest	Buildings.ThermalZones.Detailed.Examples.FFD.Tutorial.MixedConvection (sim)	Simulate performance 0:13:20 → 0.18