Spec42
Open sourceOpen-source SysML v2 and KerML language server, VS Code extension, and CLI for editing, validation, and diagram export.
Learn more ->Elan8 builds practical SysML v2 and KerML tooling, including Spec42, to help engineers define, model, validate, and analyze complex cyber-physical systems.
Modern products combine software, electronics, mechanics, networking, and control systems. Yet many engineering teams still rely on documents, spreadsheets, and static diagrams to define system architectures. That makes designs difficult to validate, analyze, version, and automate.
Digital Engineering replaces document-centric workflows with structured, machine-readable system models.

Create structured system models instead of fragmented documents
Capture architecture, interfaces, requirements, and behavior in machine-readable form
Validate consistency, detect issues, and automate engineering workflows
Elan8 applies principles from modern software development to engineering of complex systems.

Engineering models in Git, with traceable changes and review workflows.
Checks that run in CI, catching issues before they reach production.
Structured pipelines instead of ad-hoc document handoffs.
AI works with structured models, not scattered documents.
Elan8 is building a focused set of tools around structured models, architecture definition, and analysis.
Primary product
Open-source SysML v2 / KerML language server, VS Code extension, CLI validation, Model Explorer, Model Visualizer, and CI-friendly diagram export.
Open-source SysML v2 and KerML language server, VS Code extension, and CLI for editing, validation, and diagram export.
Learn more ->Git-native SysML v2 model server with Systems Modeling API support for semantic review, CI validation, and traceability.
Learn more ->Elan8 is building the tooling for a more structured, reproducible, and automatable engineering workflow.
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