Free online database schema design tool for ER diagrams and SQL generation
Design DIY furniture from aluminum extrusion, resize it in 3D, and get a parts list that matches the model
Stage
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Founded
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Based in
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US
Pricing model
Freemium
Free
Pricing
Free tier includes the open-source editor with all SQL dialects, import & export, and local diagram storage. drawDB Pro offers paid plans for Solo Pro and Team Pro with cloud storage, real-time collaboration, AI schema assistant, GitHub integration, and priority support.
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Key features
Entity-relationship diagram editor
SQL generation for PostgreSQL, MySQL, SQLite, MariaDB, SQL Server, and Oracle
DBML import and export
Real-time collaborative database design
Cloud storage and team workspaces
AI-assisted schema design
Schema reverse engineering from existing SQL
Version history and migration generation
Export to SQL, JSON, PNG, JPEG, SVG, and PDF
Keyboard shortcuts and customizable workspace
Resize designs in 3D to custom dimensions
Parts list generated from the same model data
All dimensions in metric and inches
Every part linked to US sellers
Designs checked against fit rules before listing
Part data sourced from manufacturer drawings
Designs labeled as AI draft or test-built
No account needed to browse and design
What makes it different
Free and open source with no account required to start designing
Supports all major SQL dialects in one tool
Self-hostable on your own infrastructure with Docker
Real-time team collaboration with shared cursors and presence
Parts automatically computed to fit together based on slot systems and hardware compatibility
Data sourced from manufacturer specifications rather than guesses
Cut lengths computed from design model, not estimated
Distinguishes between reference data and physically verified designs
drawDB
Slot & Shaft