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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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Macroscope
✓ verifiedFreemium
AI tool for engineering teams that automates code review, status updates, and answers questions about what's changing in code.
21K visits/mo
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Kodus
✓ verifiedFreemium
Open-source, model-agnostic AI code review tool positioned as a CodeRabbit alternative with control over models and costs.
18K visits/mo
Pricing
No public pricing
No public pricing
No public pricing
Community: Free (self-hosted, BYOK, unlimited PRs)
Teams: $10/month per developer (plus tokens)
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 code review
- ✦Automatic engineering status updates
- ✦Agent that answers questions and takes action
- ✦Metrics on coding time and project focus
- ✦Pushed vs landed tracking
- ✦Commit and contributor insights
- ✦Natural language to SQL conversion
- ✦Model-agnostic reviews with your own API keys (BYOK)
- ✦Custom review rules written in plain language
- ✦Detects rule files from Cursor, Copilot, and Claude
- ✦Business-rule validation from Jira, Linear, and Notion
- ✦Automatic technical-debt tracking
- ✦Engineering delivery metrics dashboard
- ✦Self-hosted or cloud, open source
Use cases
- →Finding a starting schema for a project
- →Designing a database visually
- →Generating a schema with AI
- →Converting between SQL dialects
- →Automating code reviews
- →Keeping stakeholders updated on engineering progress
- →Understanding what's changing in a codebase
- →Tracking team productivity metrics
- →Generating SQL queries from text descriptions.
- →Automated pull-request review
- →Enforcing team-specific code standards
- →Self-hosting AI review to control costs
- →Tracking technical debt and delivery metrics
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