A Visual Studio Code extension for SysML v2.0 with syntax highlighting, formatting, validation, navigation, and interactive diagram visualization.
Features
Syntax Highlighting - Full support for SysML v2.0 keywords, operators, and constructs
Standard Library - Built-in OMG standard library (Kernel, Domain, Systems libraries)
Formatting - Smart indentation and code formatting
Validation - Real-time syntax and semantic checking with VS Code Problems panel integration
Navigation - Go to Definition, Find References, Outline, Breadcrumbs, Symbol Search
Model Explorer - Tree view showing packages and elements across your workspace
Interactive Diagrams - General View, Interconnection View, Action Flow View, State Transition View, Sequence View, Case View and others with search/pan/zoom/export
Installation
Open VS Code Extensions (Ctrl+Shift+X)
Search for "SysML v2"
Click Install
Or install manually from .vsix: Extensions → ⋯ → Install from VSIX
Usage
Create .sysml or .kerml files:
package MySystem {
part def Vehicle {
attribute mass : Real;
}
part car : Vehicle;
}
Commands (Ctrl+Shift+P)
Command
Description
SysML: Show Model Visualizer
Open interactive diagram
SysML: Validate SysML Model
Run validation
SysML: Format SysML Document
Format current file
SysML: Export Diagram
Export as PNG/SVG
Folder Visualization
Right-click any folder → "SysML: Visualize Folder" to aggregate and visualize all SysML files.
