OrderCreated
Event
UserRegistered
Event
Studio Service
Microservice
Diagram Service
Microservice
CreateDiagram
Command
GetArchitecture
Query
Studio Domain
Bounded Context
Architecture Domain
Bounded Context
Introducing the brand new visual editor by EventCatalog

Stop drawing boxes.
Start modeling real architecture.

Purpose-built diagrams for distributed systems.

No credit card required

No more wrestling with Miro shapes or outdated Visio templates. Work with real architecture primitives: services, events, domains, schemas, views, data stores, and APIs.

EventCatalog Studio - Aggregator Pattern
0k+
GitHub Stars
0%
Data Ownership
GitOps
Native Workflow
MessageReceived
Event
DataSynced
Event
TaskCompleted
Event
API Gateway
Service
Auth Service
Service
ProcessData
Command
UpdateUser
Command
GetFeatures
Query
FetchData
Query
Core Domain
Bounded Context
Feature Domain
Bounded Context
Powerful Features

Import, Export, and Sync your architecture

Design, govern, and collaborate on your architecture with GitOps-native tools built for developers.

Developer-First Modeling

Work with real architecture primitives: messages, services, domains. No generic shapes – everything maps to meaningful system concepts.

Privacy by Default

We store nothing – all diagrams and data live in your environment. Perfect for regulated industries and security-conscious teams.

Auditable by design

Compliance-ready by default: Every decision and diagram change is tracked, reviewable, and auditable in Git.

Deep Tool Integration

Directly connects to EventCatalog, imports OpenAPI & AsyncAPI specs, embeds into Backstage and documentation platforms.

Privacy by Default

Your designs stay yours. Import, export, and share with your team – nothing leaves your organization. Complete control, no external sharing.

Designs with GitOps

Manage your architecture designs with the same rigor as your codebase.

01

Create your design

Build diagrams using real system primitives. No more generic boxes - work with events, services, domains, and commands.

EventCatalog Studio UI

Interactive architecture designer

02

Save offline and store in Git

Version control your designs. Diffs, rollbacks, pull requests - auditable by design.

terminal
git add architecture/
git commit -m "Add user flow"
git push origin feature/user-auth
03

Load anytime, any version, you own your data

Complete ownership of your architecture data. No vendor lock-in, no external dependencies. Your data stays in your environment.

terminal
git checkout main
eventcatalog studio
# Load any version instantly
Git + Local Storage
Zero External Dependencies
GitOps Native
API
SDK
JSON
CLI

Import your architecture resources

Your architecture spans services, teams, and tools. Your resources? Scattered across different platforms and formats.
EventCatalog Studio connects to your existing resources—so you can use them as design elements in your architecture diagrams.
Any API, any schema, any service definition.
Coming Soon
Try Studio Preview →Learn more

Your Resources

Op
OpenAPI
As
AsyncAPI
Gr
GraphQL
Pr
Protobuf
Av
Avro
JS
JSONSchema
Sw
Swagger
WS
WSDL
Importing Resources
user-service.yaml
✓
events.asyncapi.yaml
✓
payment-schema.json
graphql-schema.gql
...

Design Canvas

EventCatalog Studio - Architecture Design Canvas
✓ Resources Imported
DiagramCreated
Event
EmbeddedInCatalog
Event
EventCatalog
Platform
Studio Engine
Service
EmbedDiagram
Command
GetEmbedCode
Query
Embed Designs

Embed designs into EventCatalog

Take your Studio designs and seamlessly embed them into EventCatalog. Share with your team and organization effortlessly.

EventCatalog Studio - Diagram Showcase
1

Create Design

Build your architecture diagram in Studio

2

Export Design

Generate embed code for your design

3

Embed in Catalog

Add to your EventCatalog documentation

Seamless integration with EventCatalog, learn more →
PlanUpgraded
Event
PaymentProcessed
Event
Billing Service
Service
License Service
Service
ProcessPayment
Command
GetSubscription
Query
Billing Domain
Bounded Context

Simple, transparent pricing

Start free, scale when you're ready. No hidden fees, no surprises.

🎉 Early Access Special

Get discounted pricing for the first year on annual plans!

✨ Limited time offer🚀 Help shape the product💡 Direct feedback access

Free

Perfect for getting started with architecture modeling

$0

or try for free in our playground

Most Popular

Pro

For engineering teams designing architectures and distributed systems

$12/editor/mo
Early Access: $8/editor/mo (first year annual)

14 day free trial

Enterprise

Custom solutions for large organizations

Custom

Let us know your needs and requirements

Features
Free
Pro
Enterprise
Editors
People that can edit diagrams in EventCatalog Studio
1-3 Editors
Unlimited Editors (in one team)
Multiple teams / org management
Viewers
People with read-only access in EventCatalog Studio
Unlimited viewers
Unlimited viewers
Unlimited viewers
Diagrams
How many diagrams you can create using EventCatalog Studio
3
Unlimited
Unlimited
Diagram Nodes
The number of nodes per diagram
20
Unlimited
Unlimited
EventCatalog Embedding
Embed your diagrams directly into EventCatalog, Building processing and workflows
3 diagrams
Unlimited
Unlimited
Diagram to prompt
Turns your diagram into prompt ready for LLM support
Annotate your diagram
Add documentation to your design, for decision records, ADR etc.
Log decisions in your design
Capture decisions made during the design process
Support channels
Available support channels for assistance and help
Discord
Email, Discord
Email, Discord, SLA
Invoice billing
Get invoices for your billing instead of credit card charges
For 10+ editors
Self hosting
Host EventCatalog Studio on your own infrastructure

Need help choosing the right plan?

Talk to our team

Frequently Asked Questions

Everything you need to know about EventCatalog Studio.

EventCatalog Studio is purpose-built for distributed architectures. It works with real architecture primitives like messages, services, and domains – no generic shapes. Everything maps to meaningful system concepts and integrates directly with your development workflow through GitOps. EventCatalog Studio is still in early access, so we are open to feedback and suggestions.
Studio stores diagrams offline. This means you own your data and can use it anywhere. It also means you can use it as code alongside your services, supports full version control with diffs and rollbacks, and lets you collaborate via pull requests. It imports/exports OpenAPI and AsyncAPI specs, embeds into Backstage and documentation platforms, and connects directly to EventCatalog.
We store nothing – all diagrams and data live in your environment. Run fully offline, locally, or self-hosted. Your data is yours in human-readable formats with no vendor lock-in. Perfect for regulated industries like finance, healthcare, and government.
Not yet, but we are working on it. We want to support the tools you are already using, and let you embed your diagrams into them. Please let us know if you have any suggestions.
Not yet in early access, but we have plans to support it.
If you want to self-host Studio, get in touch with us. We are open to support you with a license for your organisation and explore your needs.
Studio is built by the EventCatalog team and integrates directly with EventCatalog for your system of record. Sync resources, embed diagrams, and maintain a single source of truth for your architecture documentation and visual models.

Still have questions? Get in touch, and raise a support ticket and we'll help you out.