powertracker — data sources
Every external feed the map consumes, where it comes from, how often it refreshes, and when it was last touched.
total sources
automated
most recent refresh
oldest refresh
Help build this. Know a data source we should be pulling, a site we've missed, or a layer worth adding? The project is open source. File an issue or send a PR at github.com/vxguo1/powertracker.