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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.

Open Source Database Designs logo
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
CodebaseChat logo
CodebaseChat
✓ verifiedFreemium

Connects Git repos to answer plain-English questions about your code with file references and dependency context.

Applitools Eyes logo
Applitools Eyes
✓ verifiedFree trial

AI-powered visual and functional test-automation platform for cross-browser, component, and accessibility testing.

188K visits/mo
Builder.io logo
Builder.io
✓ verifiedFreemium

Visual development platform with AI design-to-code, a visual editor and headless CMS so teams and agents ship UI in real code.

806K visits/mo
BlackBox AI logo
BlackBox AI
✓ verifiedFreemium

AI coding platform routing many agents and models through one encrypted, usage-based endpoint with CLI, IDE and multi-agent execution.

3.9M visits/mo
Pricing

No public pricing

Starter: $0 (1 repo, 50 questions/mo)
Pro: $12/mo (10 repos, unlimited questions)
Team: $49/mo (unlimited repos, SSO)

No public pricing

Free trial available

Free: $0 per user/mo (60 agent credits)
Pro: $24/user/mo (500 credits)
Team: $40/user/mo
Pro: $10/mo
Pro Plus: $20/mo
Pro Max: $40/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)
  • Natural-language search across a codebase
  • Architecture explanations and dependency graphs
  • Bug hunter that traces issues across files
  • AI code review before opening a PR
  • Automatic documentation generation
  • Multi-repo support via OAuth
  • Visual AI UI validation
  • Cross-browser and cross-device testing
  • Component and accessibility testing
  • Codeless recorder and NLP test builder
  • Test orchestration and self-healing tests
  • Root-cause analysis and automated maintenance
  • AI design-to-code (Figma to code)
  • Visual editor tied to your components
  • Headless/visual CMS
  • AI agents (Builder-Agent) that open PRs
  • Integrations: GitHub, GitLab, Bitbucket, Figma, VS Code
  • Roles, reviews and collaboration
  • Unified encrypted inference endpoint
  • Multi-agent parallel execution
  • CLI, IDE, and API access
  • App builder and remote coding agents
  • Chairman LLM output evaluation
  • 35+ IDE integrations
Use cases
  • Finding a starting schema for a project
  • Designing a database visually
  • Generating a schema with AI
  • Converting between SQL dialects
  • Onboarding new engineers faster
  • Answering questions about a codebase
  • Understanding how components connect
  • Finding and diagnosing bugs
  • Generating documentation from code
  • Catch visual UI regressions
  • Automate cross-browser testing
  • Scale QA across large test suites
  • Run accessibility checks
  • Convert designs to production code
  • Let non-developers edit pages visually
  • Manage content with a headless CMS
  • Collaborate across design, PM and engineering
  • Automating refactors, tests, and migrations
  • Running competing AI coding agents
  • Building apps from prompts
  • Integrating agents into CI/CD
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