Oh hey I built this. Let me know if you have any questions about how it works.
Edit: wrote a little bit about that here - https://news.ycombinator.com/item?id=20141744
Edit: wrote a little bit about that here - https://news.ycombinator.com/item?id=20141744
There are 2018 filings in there, but many charities have fiscal years that end in Dec. IIRC, they generally file within 6 months. Given things like human error, bureaucracy and filing extensions... more should start rolling in over time.