📐 JSON Schema Ecosystem Observatory

Automated weekly npm download metrics for JSON Schema validators



Weekly Downloads Comparison

Total npm downloads for each JSON Schema validator in the last 7 days. Logarithmic scale used so smaller packages remain visible alongside ajv.

Daily Downloads Breakdown

Day-by-day download breakdown for the selected package. Notice the weekend dip — developers aren't running CI pipelines on Saturday and Sunday!

All Packages — Daily Trend

All tracked validators plotted together. Useful for comparing relative daily patterns across the ecosystem.

Full Download Stats

# Package Weekly Downloads Daily Average Peak Day Peak Downloads Weekend Dip

đŸŽ¯ Bowtie Compliance Scores — draft2020-12

Compliance scores show how faithfully each validator implements the JSON Schema draft2020-12 specification. Scores are generated by running the official JSON Schema Test Suite via the Bowtie meta-validator. Real scores are generated weekly via GitHub Actions.

# Implementation Language Passed Failed Total Compliance

â„šī¸ Data: bowtie.report via official Bowtie GitHub Action. Local runs use curated fallback data.