Application Context Diagram Template
Documenting a single application's system boundary, external actors, and integration points
The Application Context Diagram template provides a structured approach to documenting a single application's system boundary, external actors, and integration points.
Template Sections
This template includes 7 sections.
Application Overview
Describe the application, the problem it solves, and its role within the wider enterprise
Application Context Diagram
Diagram section
External Actors and Systems
List and describe each external actor and system, their role, and what they exchange with this application
Primary Interface Contract
Document the most important interface between this application and an external party
External Dependencies
Map all external dependencies with their criticality and the impact of each becoming unavailable
Context Assumptions
State assumptions about external system availability, data formats, and protocols
Boundary Constraints
Document constraints imposed by external systems or organisational boundaries
Section Details
Block Types Used
| Section | Block Type | Purpose |
|---|---|---|
| Application Overview | Rich Text | Describe the application, the problem it solves, and its role within the wider... |
| Application Context Diagram | Diagram | Diagram section |
| External Actors and Systems | Rich Text | List and describe each external actor and system, their role, and what they... |
| Primary Interface Contract | Interface Contract | Document the most important interface between this application and an external... |
| External Dependencies | Dependency Matrix | Map all external dependencies with their criticality and the impact of each... |
| Context Assumptions | Assumption | State assumptions about external system availability, data formats, and... |
| Boundary Constraints | Constraint | Document constraints imposed by external systems or organisational boundaries |
Getting Started
Application and Integration Architecture Templates
27 templates for application and integration architecture documentation.
Documentation Templates
188 page templates across seven categories, 88 diagram templates across seven categories, plus seven general-purpose document templates.