Web Diagram Templates
Browse diagram templates for Web, compare formats, and start faster with AI-ready examples.
Filter by language or use case, preview templates, and jump into related docs before you start generating your own diagram.
Web Application Architecture
Standard AWS web application with load balancing and database
Basic Web Application
Simple AWS web application with EC2, RDS, and S3
Three-Tier Architecture
Simple three-tier web application architecture
E-commerce Infrastructure
Compact e-commerce deployment with essential components
Content Management System
Standard CMS showing class relationships without attributes
HTTP/2 Frame
Detailed HTTP/2 frame structure with headers and data sections
Simple Web Project
Basic web project directory structure
SaaS Three-Tier Platform
Core SaaS web stack with UI, service, cache, and persistent storage. Starter template grounded in the Three-layer Architecture D2 syntax pattern.
SaaS Three-Tier Platform (Operations)
Core SaaS web stack with UI, service, cache, and persistent storage. Operations variant that adds authentication boundaries and observability telemetry capture.
SaaS Three-Tier Platform (Enterprise)
Core SaaS web stack with UI, service, cache, and persistent storage. Enterprise variant that adds analytics export and backup lifecycle handling.