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Open Source Database Designs
✓ verifiedFreemium
Online database-design tool with sample schemas and an AI generator to explore, modify or build database structures visually.
27K visits/mo
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Retool
✓ verifiedFreemium
AI-assisted low-code platform for building governed internal tools and workflows that connect directly to production data.
1.7K saves
Pricing
No public pricing
Free: $0/mo (up to 5 users, 500 workflow runs/month)
Team: $10/mo per builder + $5/mo per internal user (5,000 workflow runs/month)
Business: $50/mo per builder + $15/mo per internal user (audit logging, unlimited resource environments)
Free trial available
Core features
- ✦Library of sample database designs
- ✦Visual database designer / diagram tool
- ✦AI database generator
- ✦Modify and optimize existing schemas
- ✦SQL script export
- ✦Dialect converters (MySQL/PostgreSQL/MSSQL)
- ✦AI prompt-to-app builder for production-ready internal tools
- ✦MCP server for building apps from external AI coding agents
- ✦Import of apps built in other platforms via ZIP or GitHub sync
- ✦Direct, permission-governed connections to production data sources
- ✦Workflow automation and orchestration across systems
- ✦Mobile app support alongside web apps
- ✦Enterprise access controls, SSO and audit logging
- ✦Self-hosting option for regulated environments
Use cases
- →Finding a starting schema for a project
- →Designing a database visually
- →Generating a schema with AI
- →Converting between SQL dialects
- →Engineering and ops teams building internal admin tools fast
- →IT centralizing governance over AI-generated business apps
- →Enterprises building embedded portals for external users
- →Teams automating multi-step operational workflows
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