Guides & Tutorials
Learn how to master software architecture and diagramming. Our comprehensive guides cover everything from basic UML concepts to advanced system design patterns.
What is UML? The Ultimate Guide for Beginners
Discover what the Unified Modeling Language is, why developers use it, and how it helps teams build better software architecture.
Class Diagrams Explained: Structure Your Objects
A deep dive into UML class diagrams. Learn about classes, attributes, methods, and relationships like inheritance and composition.
Sequence Diagrams: Mapping API and Authentication Flows
Understand how to model interactions over time. Perfect for documenting microservices, API calls, and OAuth lifecycles.
Use Case Diagrams: Capturing System Requirements
Learn how to use UML Use Case Diagrams to capture system requirements, define actors, and map out features before writing code.
Entity Relationship Diagrams (ERD): Designing Database Schemas
A deep dive into ER diagrams. Learn how to design database schemas, map entities, attributes, primary keys, and cardinality.
Activity Diagrams: Modeling Business Workflows
Learn how to use UML Activity Diagrams to visualize business workflows, algorithms, decision trees, and parallel processing.
PlantUML vs. Mermaid.js: Which Diagramming Tool is Better?
A comprehensive comparison between PlantUML and Mermaid.js. Discover which diagram-as-code tool is right for your software architecture documentation.