Instantly visualize and design database schemas with a single query. Create ER diagrams, collaborate, and export DDL scripts.
ChartDB is a database schema diagram visualizer and data modeling tool that allows users to instantly visualize their database schema with a single query. It supports importing schemas from popular databases like PostgreSQL, MySQL, SQL Server, SQLite, MariaDB, and more. Users can edit diagrams, collaborate in real-time, export DDL scripts, and sync with live databases. The tool offers both a cloud version and a self-hosted open-source option with over 19K GitHub stars. It includes an AI diagram generator, version history, and embeddable diagrams for documentation.
Key Features
check_circleInstant import from database
check_circleReal-time collaboration
check_circleExport SQL DDL scripts
check_circleSync with live database
check_circleAI diagram generator
check_circleVersion history and diffs
check_circleEmbeddable diagrams
check_circleDBML editor
check_circleSupports multiple databases
check_circleSelf-hosted option
check_circleOpen source
check_circlePre-designed examples
check_circleAdvanced query editor
check_circleBeautiful shareable previews
Use Cases
lightbulbDatabase administrators quickly visualize complex schemas from a single query, enabling them to understand table relationships and optimize performance in minutes.
lightbulbSoftware engineers joining an existing project use ChartDB to instantly generate ER diagrams from the database, accelerating their onboarding and understanding of the data model.
lightbulbData architects design new schemas by editing diagrams collaboratively with their team, then export DDL scripts to deploy changes across environments.
lightbulbTechnical writers create embeddable, up-to-date database documentation by syncing diagrams with the live database and embedding them in Notion or Confluence.
lightbulbDevOps engineers track schema changes over time using version history and diffs, ensuring database migrations are reviewed and audited before deployment.
lightbulbStartup teams use the AI diagram generator to turn natural language prompts into optimized ER diagrams, speeding up the initial data modeling phase.
lightbulbConsultants migrating databases between systems import schemas from multiple DBMS, visualize differences, and generate target DDL scripts for seamless migration.
