Issues

• Creating an external object from external objects of the same type

  modelica/ModelicaSpecification#3956 · Filter by author MartinOtter opened on Oct 26, 2026

• Array of parameter records

  discussionhelp wantedquestion
  modelica/ModelicaSpecification#3954 · Filter by author AHaumer opened on Oct 25, 2026
  1

• Clarify, whether assert using AssertionLevel.warning is allowed in pure and recursive functions

  modelica/ModelicaSpecification#3953 · Filter by author gkurzbach opened on Oct 20, 2026

• Clarify: A consistent start value or initial equation may be removed with a diagnostic

  modelica/ModelicaSpecification#3951 · Filter by author Modelica-ZhipengChen opened on Oct 16, 2026

• Invalid syntax for the 'conversion' annotation

  modelica/ModelicaSpecification#3950 · Filter by author henrikt-ma opened on Oct 13, 2026
  

• Effective variability and spatialDistribution

  modelica/ModelicaSpecification#3946 · Filter by author HansOlsson opened on Oct 7, 2026

• Introduce the initialSimplified() operator

  modelica/ModelicaSpecification#3945 · Filter by author casella opened on Oct 6, 2026

• Using break to deselect an outer element

  modelica/ModelicaSpecification#3943 · Filter by author perost opened on Oct 1, 2026
  3

• Explicitly specify division-by-zero behavior in Modelica

  modelica/ModelicaSpecification#3941 · Filter by author Arslan8 opened on Sep 23, 2026 · 2026-October
  4

• Further improve criteria for start value prioritization among alias variables in Modelica

  modelica/ModelicaSpecification#3933 · Filter by author casella opened on Aug 31, 2026 · 2026-October
  9

• spatialDistribution inside if-equation

  modelica/ModelicaSpecification#3929 · Filter by author AnHeuermann opened on Jul 22, 2026
  4

• Can a non-package have a package.order?

  modelica/ModelicaSpecification#3921 · Filter by author henrikt-ma opened on Jun 24, 2026
  

• Base Modelica class-definition not allowing class class-prefix.

  MCP0031
  modelica/ModelicaSpecification#3919 · Filter by author AnHeuermann opened on Jun 15, 2026
  2

• Cyclic dependency between variable and its start attribute

  modelica/ModelicaSpecification#3918 · Filter by author phannebohm opened on Jun 11, 2026 · 2026-September
  13

• Missing release/pre-release for upcoming MLS 3.7

  Task

  modelica/ModelicaSpecification#3902 · Filter by author beutlich opened on May 18, 2026 · 2026-June
  7

  

• Extend conditional parameter support to if-expressions and if-equations

  modelica/ModelicaSpecification#3889 · Filter by author AntoineGautier opened on Apr 28, 2026 · 2026-September
  2

• Optional trailing comma for list entities

  enhancement
  modelica/ModelicaSpecification#3869 · Filter by author beutlich opened on Apr 8, 2026 · 2026-September
  12

• Rename Base Modelica

  discussionMCP0031
  modelica/ModelicaSpecification#3852 · Filter by author DagBruck opened on Mar 5, 2026

• Expandable operators do not scale well in large models

  discussion
  modelica/ModelicaSpecification#3851 · Filter by author casella opened on Mar 4, 2026 · 2026-April
  3

• Provide access to ModelicaUtilities in external functions compiled as dynamically linked libraries

  modelica/ModelicaSpecification#3771 · Filter by author casella opened on Oct 28, 2025 · 2025-December
  35

• Infer absoluteValue

  modelica/ModelicaSpecification#3748 · Filter by author HansOlsson opened on Sep 25, 2025 · 2025-December-Unit
  2

• Interpretation of x(time.start) for delay buffer initialization

  modelica/ModelicaSpecification#3733 · Filter by author henrikt-ma opened on Sep 10, 2025 · 2025-October
  20

  

• Event generation inside if-statements and use of delay

  modelica/ModelicaSpecification#3722 · Filter by author henrikt-ma opened on Aug 22, 2025 · 2026-October
  18

  

• Base Modelica algorithm outputs and component arrays

  MCP0031
  modelica/ModelicaSpecification#3708 · Filter by author henrikt-ma opened on Jul 9, 2025
  

• change groupImage path for extended records

  modelica/ModelicaSpecification#3696 · Filter by author NBrandtTLK opened on May 26, 2025 · 2025-August
  7