https://www.govtrack.us/congress/bills/browse https://www.govtrack.us/congress/bills/browse I don't see a "filter by sponsor count" but you can at least see th

https://www.govtrack.us/congress/bills/browse https://www.govtrack.us/congress/bills/browse I don't see a "filter by sponsor count" but you can at least see the number of sponsors. They have "secret sauce" sorting which tries to surface more important bills and presumably uses number of cosponsors as a filter. I usually just look at the bill on Govtrack if I want to know what's going on with it.