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Design scalable systems faster. Describe your architecture in plain English and get professional diagrams, sequence flows, and ER models generated instantly.

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4 diagrams from one description

Architecture Overview

Mermaid

High-level view of services, databases, queues, and external integrations

Sequence Diagrams

Mermaid

Request flows between actors, services, and data stores

ER Diagrams

Mermaid

Entity relationships with fields, types, PKs, and foreign keys

Component Diagrams

PlantUML

System boundaries, deployment topology, and dependencies

Built for real engineering workflows

Whether you're preparing for an interview or documenting production systems.

🎯

System Design Interviews

Practice system design by describing systems and getting instant architecture diagrams with AI feedback.

📄

Technical Documentation

Generate up-to-date diagrams from descriptions. Keep docs in sync with your actual architecture.

🔍

Architecture Reviews

Visualize proposed changes before implementation. Share interactive diagrams with stakeholders.

👋

Onboarding New Engineers

Create clear system overviews that help new team members understand the codebase quickly.

🔧

Incident Post-Mortems

Map out failure paths, dependencies, and blast radius with sequence and component diagrams.

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RFC & Design Proposals

Support your proposals with professional diagrams generated from your design description.

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