If you know of a quality URL blocklist that's free, please share that with HN! All of the ones that are of sufficiently high quality that they're worth using (

If you know of a quality URL blocklist that's free, please share that with HN! All of the ones that are of sufficiently high quality that they're worth using (new URLs reported quickly enough to block active senders in progress, not filled with false positives, etc.) are all paid subscription services.