Which Architecture Diagram Fits Your Project? A Complete Guide to Common Diagram Types

This article summarizes the most commonly used architecture diagram types and offers template examples so developers can quickly produce diagrams that meet business needs.

XY Axis Chart

Characteristics: Simple, easy to understand, extensible.

Typical use case: Comparing trends of one or more data sets.

Visual appeal: ★★★★

Complexity: ★★★

Timeline

Characteristics: Simple, easy to understand, extensible.

Typical use case: Timeline dimension.

Visual appeal: ★★★★

Complexity: ★★

Axis with Icon Template

Characteristics: Simple, easy to understand, visually appealing.

Typical use case: Objects with product images that need lifecycle segmentation or classification.

Visual appeal: ★★★★

Complexity: ★★

Block Diagram

Characteristics: Simple, modular, information‑rich, easy to extend.

Typical use case: Flat information display.

Visual appeal: ★★

Complexity: ★★

System Architecture Diagrams

Application Dependency Diagram

Characteristics: Simple, uses easy‑to‑understand icons, strong extensibility.

Typical use case: Visualizing dependencies between applications and databases.

Visual appeal: ★★★★

Complexity: ★★

System Layer Simple Diagram

Characteristics: Simple, clear process direction, easy to extend.

Typical use case: Simple application layer architecture.

Visual appeal: ★★★★

Complexity: ★★★★★

System Layer Color Diagram

Characteristics: Adds icons, integrates deeply with business, relatively simple.

Typical use case: Layered architecture with business terms or tags.

Visual appeal: ★★★★★

Complexity: ★★★★

Multi‑dimensional System Architecture Layer Diagram

Characteristics: Multi‑dimensional layering.

Typical use case: Overlaying business, system, and other dimensions.

Visual appeal: ★★★★★

Complexity: ★★★★

Business Process Diagrams

Triangular Process Diagram

Characteristics: Simple, clear.

Typical use case: Closed‑loop business processes.

Visual appeal: ★★★★

Complexity: ★★★

Block Process Diagram

Characteristics: Simple, clear.

Typical use case: Process combined with block‑style business view.

Visual appeal: ★★★★

Complexity: ★★

Chain Process Simple Diagram

Characteristics: Simple, chain‑style, easy to extend.

Typical use case: Forming a chain‑style workflow.

Visual appeal: ★★★★

Complexity: ★★

Chain Process Color Diagram

Characteristics: Chain‑style, rich presentation, supports modules and icons.

Typical use case: Detailed business and model flow that needs visual richness.

Visual appeal: ★★★★★

Complexity: ★★★★

Classification Data Diagrams

Vertical Block Classification Diagram

Characteristics: Simple, clear, easy to extend.

Typical use case: Structured, classifiable descriptions.

Visual appeal: ★★★★★

Complexity: ★★

Matrix Classification Diagram

Characteristics: Simple, clear, structured.

Typical use case: Structured, classifiable descriptions.

Visual appeal: ★★★★

Complexity: ★★★

Business Large Diagrams

Matrix‑style Business Large Diagram

Characteristics: Visually appealing, content‑rich, supports many modules.

Typical use case: Describing large‑scale systems.

Visual appeal: ★★★★★

Complexity: ★★★★★

Download link for OmniGraffle (a diagramming tool): https://www.omnigroup.com/download/

Source: Alibaba Developer Community

Related article: "Technical Architecture Practices of a 100‑person R&D team with a hundred‑billion sales scale"

Related article: "Microservice architecture gateway technology selection"

Related article: "How to prevent architects from becoming PMs"