SysML v2 Major Revision - All You Need to Know

The SysML v2 subsection of the SysML.org Open Source Project web is a comprehensive information resource for systems engineers and others who seek to learn more about next generation of SysML, OMG SysML v2.0. systems architecture modeling. It covers the technical topics described below.

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1. SysML v2 Specifications: Current Version - OMG SysML 2.0

• SysML v2 Specifications:
  The formal OMG SysML v2 release (2025) includes four complementary documents: the SysML v2.0 Language Specification (syntax, semantics, libraries, conformance), the SysML v2.0 Transformation Specification (SysML v1.x to v2 migration), the SysML v2.0 API and Services Specification (standard model access and interoperability interfaces), and the KerML v1.0 Specification (foundational semantic kernel). Detailed descriptions and download links are provided in this section.

2. SysML v2 Frequently Asked Questions (FAQ)

• SysML v2 FAQ:
  A pragmatic resource that answers the common questions associated with the SysML v2 major release, such as: How is SysML v2 different from SysML v1.x?; Is SysML v2 backward compatible with SysML v1.x?; etc.

3. SysML v2 Reviews

• SysML v2 Reviews by MBSE Experts:
  Critiques of SysML v2 by bona fide MBSE and SysML experts that compare and contrasts the pros and cons of the major v2 revision, and make constructive recommendations to improve it.

4. SysML v2 Modeling Tools: Commercial, Free & Open Source

• SysML v2 Modeling Tools:
  This section rates and ranks leading SysML v2 ModSim tools based on a defined set of weighted features.
• SysML v2 Reference Implementation on GitHub:
  GitHub hosts the "living" reference implementation of the SysML v2 standard, where the SysML community can test its textual notation and API prototypes.

5. SysML v2 Training & Certification for MBSE

• SysML v2 Training:
  This section rates and ranks leading SysML v2 professional training services based on a defined set of weighted features.