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Side-by-side features, use cases and pricing — because the right pick depends on your job and budget, not just the ranking.
⇄ Comparison dimension — pick the market you're actually shopping in
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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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Open Lovable
✓ verifiedFreemium
Hosted build of Mendable's open-source Open Lovable, an AI tool that converts any website into React/Next.js code.
29K visits/mo
Pricing
No public pricing
Pro: $80/yr (~$6.67/mo, 200 messages/mo)
Pro Max: $350/yr (~$29.17/mo, 1,000 messages/mo)
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 website-to-React/Next.js conversion
- ✦Firecrawl-based site scraping
- ✦Multi-model support (Claude, GPT, Groq, Gemini)
- ✦Clean TypeScript output with Tailwind CSS
- ✦Interactive AI chat refinement
- ✦Self-hostable, MIT-licensed
Use cases
- →Finding a starting schema for a project
- →Designing a database visually
- →Generating a schema with AI
- →Converting between SQL dialects
- →Cloning a website into a React app
- →Bootstrapping Next.js projects from existing sites
- →Self-hosting an open-source Lovable alternative
- →Rapidly prototyping UI from a URL
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