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Open Nexum Router
Dialagram UML & SysML Generator
AI diagram canvas for class, sequence, activity, and use case flows
Generating diagram
Selection Assistant
Select elements to begin
Add codebase context
Attach a repository to ground diagrams in real architecture.
Local upload
GitHub repo
Upload ZIP
Choose folder
No files selected.
We analyze code structure only. Large files are trimmed for context safety.
Repository URL
Access token (optional)
Use a fine-grained token for private repos. Tokens are not stored on the client.
