Dekart

Open-source backend for Kepler.gl: Instantly create and share Kepler.gl maps with SQL directly from BigQuery, Snowflake, Athena, and Postgres. Bring Geospatial Superpowers to Your Data Platform.

Alternative to CARTO Builder and BigQuery GeoViz — lightweight, powerful, and open.

Try Live Demo

Features

• WebGL-Powered Maps: Built with Kepler.gl and Deck.gl.
• Scale: Tested with up to 1M rows and 100MB queries.
• SQL-First: Side-by-side SQL editor with instant previews.
• Cloud-Native Connectors: BigQuery, Snowflake, Athena, and Postgres.
• Secure: SSO via Google OAuth/IAP, Amazon OIDC
• Efficient: Cached query results for predictable database usage.
• Flexible Deployment: Docker-based for quick setup.
• Data Export: PNG, CSV, GeoJSON, HTML.

Examples and use cases

• BigQuery: Overture Maps
• BigQuery: Public Datasets
• Snowflake Maps

Data Connectors

• BigQuery | Connect Instantly
• Snowflake | Connect Instantly
• AWS Athena
• Postgres

Self-Hosting

• Deploy to AWS/ECS (Terraform) with Google IAP.
• Deploy to Google App Engine with Google IAP.
• Run with Docker.

Full setup and configuration details in the Documentation.

Contributing

• Join the Dekart Community Slack
• Build from Source
• Explore the Architecture Diagram
• Follow the Contribution Guide

Name Origin

Named after mathematician René Descartes (Latinized: Renatus Cartesius), whose family name referenced map creation (des chartes: “of the charts”).

License

This project is open source under the GNU Affero General Public License Version 3 (AGPLv3) or any later version.

Lifetime Commercial Licenses Available.

Copyright (c) 2024 Volodymyr Bilonenko