Free online database schema design tool for ER diagrams and SQL generation
Stage
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Founded
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Based in
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Pricing model
Freemium
Freemium
Pricing
Not given
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.
Key features
Generate unique professional signatures from text prompts with various styles
Extract handwritten signatures from photos with AI precision
Remove backgrounds from signature images for transparent PNG files
Create professional PNG signatures ready for immediate use
Sign PDF documents online with secure browser-based solution
Create multiple different signatures
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
What makes it different
Sophisticated AI models that craft genuinely unique signatures capturing natural handwriting flow
Text-prompt based signature editing for intuitive modifications
Intelligent extraction and enhancement of authentic handwritten signatures
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
drawDB