Daily, plain-language GTFS quality scorecards for small transit agencies: the grade, the three fixes that matter most, and why. 2,600+ curated Schedule and Realtime feed records (US, Canada, reviewed canaries), 2,100+ scorecards built on MobilityData's validator. Free CLI, read API, GitHub Action gate, MCP server, alerts and open data.
i18n python accessibility gtfs static-site open-data civic-tech data-quality gtfs-realtime mobilitydata transit-data gtfs-validator github-actions public-transit supply-chain-security duckdb ntd read-api mcp-server small-transit-agencies
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Updated
Sep 21, 2026 - HTML