What is ChartDB?
ChartDB is a free and open-source database design editor that lets users quickly visualize database structures using a single query statement. It supports the entire workflow—from importing to editing and exporting—while providing intuitive, visually appealing database diagram previews for easy sharing and collaboration. All data remains fully under user control, making it ideal for scenarios demanding high levels of security and customization.
Key features
Supports real-time invitations for team members to view and edit database diagrams, enabling seamless team collaboration.
Provides an SQL export feature, allowing you to convert your visualized design into standard SQL statements with a single click.
Use cases and audience
Database administrators, backend developers, data engineers, as well as product and architecture teams requiring collaborative modeling.
- Visualize database structures and generate attractive ER diagrams for team collaboration.
- Quickly generate database diagrams and share them with a single SQL query
- Perform database modeling and design securely and controllably, suitable for scenarios with high data privacy requirements
SQL query results or database connection information (such as supported systems like Snowflake, BigQuery, etc.).
Interactive ER diagrams, shareable visualization preview links, and exportable database structure diagrams.
Frequently asked questions
Can I try the ChartDB Cloud plan for free?
Yes, ChartDB offers a free trial of the Cloud plan.
Do you provide invoices and corporate billing services?
Yes, it supports corporate invoices and business bills.
How to use
- 01
Visit the chartdb.io website
- 02
Import the database structure using a single SQL query
- 03
Adjust the diagram layout in real time within the editor
- 04
Generate a shareable visualization preview link
Benefits and limitations
Benefits
- Free and open source
- Import via a single query, easy to use
- AI-powered DDL generation
- Supports multiple DBMSs
- Visually impressive charts
- Offers both cloud and self-hosted options
Limitations
- Pricing is not explicitly listed on the homepage (please check the pricing page)
- Advanced query editor is still under development (WIP)
Pricing and availability
The Free version supports 2 private charts; the Pro version costs US$25 per month per user and allows up to 100 tables in a single database; the Team and Custom plans offer unlimited charts and tables, including Snowflake and BigQuery integrations (only for the Scale plan); annual payments are supported (with discounts of up to 40%).
- Pricing source
- https://chartdb.io/pricing
- Pricing last updated
- 2026-10-30
Prices and limits may change. Check the official website for current terms.
Official website & sources
Updated on 2026-10-30
