Technical Design

This part of the documentation describes the internal architecture, components, and technical design of crunch_uml. It is intended for developers working on crunch_uml or wanting to extend it.

Architecture Diagram

Overview

crunch_uml is built as a plugin-based, registry-driven architecture with six layers:

1. Presentation Layer — CLI interface, logging, constants
2. Orchestration Layer — Registry pattern and plugin framework
3. Import Layer — 8 parsers for various input formats
4. Transformation Layer — Copy transformer and plugin framework
5. Export Layer — 22 renderers for various output formats
6. Persistence Layer — SQLAlchemy ORM with multi-schema support

Sections

Section	Content
Architecture	Layer model, dataflows, design patterns
Components	Parsers, transformers, renderers, persistence
Data Model	ORM entities, relationships and multi-schema operation
Vulnerabilities	Technical risks and mitigation
Roadmap	Planned components and further development
Technical Stack	Dependencies and tooling