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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.
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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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Codeflying
✓ verifiedFreemium
Vibe-coding builder creating full-stack apps by chatting with AI.
118K visits/mo
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Code Arena
✓ verifiedFree
Side-by-side arena to compare AI coding models and build multi-file apps, with a public leaderboard and battle mode.
35M visits/mo201 saves
Pricing
No public pricing
Hobby: FREE
Plus: $19/month
Enterprise: Custom
Free: 0$
Basic: 25$
Advanced: 40$
Premium: 200$
No public pricing
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-powered app generation
- ✦Text-to-code conversion
- ✦Full-stack Next.js app creation
- ✦Custom domain deployment
- ✦Automatic SSL certificate provisioning
- ✦Fork versions of your app
- ✦CodeFlying enables full-stack app creation via chat in minutes
- ✦Head-to-head model comparison
- ✦Battle mode matchups
- ✦Public model leaderboard
- ✦Multi-file app generation
- ✦File uploads as input
Use cases
- →Finding a starting schema for a project
- →Designing a database visually
- →Generating a schema with AI
- →Converting between SQL dialects
- →Generating SaaS templates
- →Creating local business websites (e.g., restaurant templates)
- →Building blogs and news sites
- →Developing mobile app landing pages
- →Creating chatbots
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- →Choosing the best coding model
- →Benchmarking AI code quality
- →Prototyping small apps
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