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ChaosData vs libyears

A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.

ChaosData compared with libyears
DetailChaosDatalibyears
What it doesBreak your app before your users do Dependency debt across every client repo
StageBeta Established
FoundedNot given Not given
Based inNot given Not given
Pricing modelfree freemium
PricingNot given Not given
Key features
  • Generate test data from SQL schemas
  • Support for Postgres, MySQL, and SQLite
  • Inject edge cases including emojis and boundary values
  • Respect database constraints during generation
  • Reproducible datasets with seed parameter
  • Output as SQL or JSON
  • No signup required to start
  • Daily or weekly rescans of dependencies
  • Tracks dependency versions and how far behind latest
  • Identifies end-of-life and dangerous dependencies
  • Client workspaces for multi-organization management
  • CSV and CycloneDX export
  • Trend and burn-down metrics
  • Slack alerts for dependency issues
  • Client reports with effort estimates
What makes it different
  • Generates chaotic edge cases automatically from your existing schema
  • Respects all declared database constraints while injecting anomalies
  • Data is immediately loadable with valid foreign keys and proper transaction wrapping
  • Flat per repository pricing, never per developer
  • Read-only access without adding pull requests
  • Scans across multiple client organizations
  • Command-line tool for offline reports
Free planNot given Not given
Open sourceNot given Not given
PlatformsNot given Not given
Public APINot given Not given
Community votes00
DR (Domain Rating by Ahrefs)Not checked yet no change since last checkNot checked yet no change since last check
Trust Flow (Majestic)00
Citation Flow (Majestic)420
Referring domains (Majestic)1825

5 details filled in for both companies.

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