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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.

CSS Picker logo
CSS Picker
✓ verifiedFreemium

Browser extension and AI generator that copies CSS from any site and turns designs or screenshots into code.

30K visits/mo
CodebaseChat logo
CodebaseChat
✓ verifiedFreemium

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

TestSprite logo
TestSprite
✓ verifiedFreemium

Agentic QA platform that drives a real browser or live API to verify AI-generated code and hands agents a fixable bug report.

231K visits/mo13K saves
Lovable logo
Lovable
✓ verifiedFreemium

AI app builder that turns chat prompts into working web apps and sites, with credit-based build and deploy.

35M visits/mo69K saves
Trunk logo
Trunk
✓ verifiedFreemium

CI reliability platform that auto-quarantines flaky tests and runs an intelligent GitHub merge queue for engineering teams.

35K visits/mo
Pricing
Free: $0 (limited credits)
Monthly: $19.99/mo (unlimited generations)
Yearly: $89/yr
Lifetime: $150 one-time
Starter: $0 (1 repo, 50 questions/mo)
Pro: $12/mo (10 repos, unlimited questions)
Team: $49/mo (unlimited repos, SSO)
Free: $0 (150 credits/month, 1 test list)
Starter: $19/month (400 credits/month; $0 for the first month)
Standard: $69/month (1,600 credits/month)

No public pricing

Free: $0/committer/month (up to 5 committers, 5M test spans/month)

Free trial available

Core features
  • Copy CSS/HTML from any website
  • Image and screenshot to code
  • AI React and HTML generators
  • Framework conversion (React, Tailwind, Vue)
  • Interactive editor with live preview
  • Free HTML-to-JSX and CSS-to-Tailwind tools
  • 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
  • Live browser/API testing rather than mocked assertions
  • Auto-generated failure bundles with root-cause hypotheses
  • CLI and MCP/IDE integration for AI coding agents
  • Auto-healing tests when the UI drifts
  • Growing regression suite that persists across development phases
  • No-code web app with live preview and video replay for QA teams
  • Chat-to-app and website generation
  • Real-time prototype building
  • One-click deploy and hosting
  • Templates to start projects
  • Credit-based building with shared workspaces
  • You own your code and data
  • Automatic flaky test detection and quarantining
  • AI-powered failure analysis and duplicate detection
  • Anti-flake protection in the merge queue
  • Batching up to 100 PRs with auto-bisection on failure
  • Parallel merge queues for non-overlapping changes
  • Integrated ticketing with Linear/Jira and Slack alerts
Use cases
  • Cloning UI elements from live sites
  • Turning mockups into code
  • Generating React components fast
  • Converting CSS to Tailwind
  • Onboarding new engineers faster
  • Answering questions about a codebase
  • Understanding how components connect
  • Finding and diagnosing bugs
  • Generating documentation from code
  • Verifying AI coding-agent output before merging code
  • Catching regressions from unattended overnight coding runs
  • QA teams testing live apps without writing test scripts
  • Gating CI/CD releases on end-to-end pass rates
  • Build web apps without coding
  • Prototype product ideas quickly
  • Create landing pages and sites
  • Ship internal tools
  • Eliminating flaky test re-runs that slow down CI
  • Managing high-volume PR merges in a monorepo
  • Getting visibility into which tests impact the most pull requests
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