Welcome to Dagster

Dagster is a data orchestrator built for data engineers, with integrated lineage, observability, a declarative programming model, and best-in-class testability.

defs/assets.py

import dagster as dg


@dg.asset
def hello(context: dg.AssetExecutionContext):
    context.log.info("Hello!")


@dg.asset(deps=[hello])
def world(context: dg.AssetExecutionContext):
    context.log.info("World!")

Get started

Quickstart

Build your first Dagster pipeline in our Quickstart tutorial.

Thinking in Assets

New to Dagster? Learn about how thinking in assets can help you manage your data better.

Dagster Plus

Learn about Dagster Plus, our managed offering that includes a hosted Dagster instance and many more features.

Join the Dagster community

Slack

Join our Slack community to talk with other Dagster users, use our AI-powered chatbot, and get help with Dagster.

GitHub

Star our GitHub repository and follow our development through GitHub Discussions.

YouTube

Watch our latest videos on YouTube.

Dagster University

Learn Dagster through interactive courses and hands-on tutorials.