SysML v2 2026-09 pilot release adopts Eclipse Public License and delivers updated language implementation.
The October 23 monthly pilot release migrates the KerML and SysML v2 language and API implementations from LGPL to the Eclipse Public License (EPL), aligning with the broader Eclipse MBSE tooling ecosystem. The Beta 2 specification documents for KerML 1.1, SysML 2.1, and the Systems Modeling API 1.1 carry forward; language implementation details are in the linked Pilot Implementation release.
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