Choose list to see it's inclusions
https://raw.githubusercontent.com/Sinfonietta/hostfiles/master/pornography-hosts
https://raw.githubusercontent.com/RPiList/specials/master/Blocklisten/pornblock2
https://raw.githubusercontent.com/ShadowWhisperer/BlockLists/master/Lists/Shock
https://raw.githubusercontent.com/porn-records/porn-records/master/submit_here/adult.mypdns.cloud/domains.list
Energized Porn Lite Extension [issues] [license]
https://block.energized.pro/extensions/porn-lite/formats/domains.txt
Chad Mayfield's Porn List Heavy [issues] [license]
https://raw.githubusercontent.com/chadmayfield/my-pihole-blocklists/master/lists/pi_blocklist_porn_all.list
https://raw.githubusercontent.com/deathbybandaid/piholeparser/master/Subscribable-Lists/ParsedBlacklists/Chad-Mayfield-Porn-Blocklist-Heavy.txt
https://gitlab.com/MypDNS/porn-records/-/raw/master/submit_here/adult.mypdns.cloud/hosts.list
StevenBlack/hosts with the fakenews, gambling, porn and social extensions
http://sbc.io/hosts/alternates/fakenews-gambling-porn-social/hosts
https://raw.githubusercontent.com/chadmayfield/pihole-blocklists/master/lists/pi_blocklist_porn_all.list
hosts-jp Porn [issues] [license]
https://raw.githubusercontent.com/tiuxo/hosts/master/porn
https://raw.githubusercontent.com/RPiList/specials/master/Blocklisten/pornblock4
https://raw.githubusercontent.com/chadmayfield/pihole-blocklists/master/lists/pi_blocklist_porn_top1m.list
https://raw.githubusercontent.com/deathbybandaid/Universite-Toulouse-Hosts/master/downloaded/adult.txt
https://raw.githubusercontent.com/ShadowWhisperer/BlockLists/master/Lists/Adult
https://raw.githubusercontent.com/porn-records/porn-records/master/submit_here/adult.mypdns.cloud/hosts.list
https://raw.githubusercontent.com/porn-records/porn-records/master/submit_here/adult.mypdns.cloud/wildcard.list
https://raw.githubusercontent.com/porn-records/porn-records/master/submit_here/adult.mypdns.cloud/snuff.list
PornAway blacklist (sites) [issues] [license]
https://raw.githubusercontent.com/mhxion/pornaway/master/hosts/porn_sites.txt
https://raw.githubusercontent.com/mypdns/porn-records/master/submit_here/adult.mypdns.cloud/snuff.list
https://raw.githubusercontent.com/mhxion/pornaway/master/hosts/safe_ads.txt
https://raw.githubusercontent.com/cloudsvrtech/pfsense_porn_famous/main/porn_famous
https://raw.githubusercontent.com/jankais3r/Synology-Safe-Access-domain-list/master/adult.txt
https://raw.githubusercontent.com/mypdns/porn-records/master/submit_here/adult.mypdns.cloud/wildcard.list
https://raw.githubusercontent.com/RPiList/specials/master/Blocklisten/pornblock3
https://airvpn.org/api/dns_lists/?code=pornaway_sites&style=domains
https://gitlab.com/MypDNS/porn-records/-/raw/master/submit_here/adult.mypdns.cloud/domains.list
EasyList without rules for adult sites [homepage] [issues] [license]
https://easylist-downloads.adblockplus.org/easylist_noadult.txt
https://technoy.de/lists/xporn.txt
https://airvpn.org/api/dns_lists/?code=air_porn&style=domains
Chad Mayfield's Porn List Light [issues] [license]
https://raw.githubusercontent.com/chadmayfield/my-pihole-blocklists/master/lists/pi_blocklist_porn_top1m.list
https://raw.githubusercontent.com/deathbybandaid/piholeparser/master/Subscribable-Lists/ParsedBlacklists/Chad-Mayfield-Porn-Blocklist-Light.txt
The Block List Project - Porn List (NL) [homepage] [license]
https://raw.githubusercontent.com/blocklistproject/Lists/master/alt-version/porn-nl.txt
https://raw.githubusercontent.com/iam-py-test/my_filters_001/main/Alternative%20list%20formats/porn_domains.txt
Shalla List Aggressive Domains [license]
https://raw.githubusercontent.com/cbuijs/shallalist/master/aggressive/domains
PornAway blacklist (ads) [issues] [license]
https://raw.githubusercontent.com/mhxion/pornaway/master/hosts/porn_ads.txt
https://gitlab.com/MypDNS/porn-records/-/raw/master/submit_here/adult.mypdns.cloud/snuff.list
Shalla List Porn Domains [license]
https://raw.githubusercontent.com/cbuijs/shallalist/master/porn/domains
https://gitlab.com/MypDNS/porn-records/-/raw/master/submit_here/adult.mypdns.cloud/wildcard.list
Steven Blacks Porn (Domains) [issues] [license]
https://raw.githubusercontent.com/deathbybandaid/piholeparser/master/Subscribable-Lists/ParsedBlacklists/Steven-Blacks-Porn.txt
https://airvpn.org/api/dns_lists/?code=pornaway_ads&style=domains
https://raw.githubusercontent.com/mypdns/porn-records/master/submit_here/adult.mypdns.cloud/hosts.list
https://raw.githubusercontent.com/RPiList/specials/master/Blocklisten/pornblock1
Energized Porn Protection (Domains) [issues] [license]
https://block.energized.pro/porn/formats/domains.txt
Shalla List Violence Domains [license]
https://raw.githubusercontent.com/cbuijs/shallalist/master/violence/domains
Hosts for DNS Level Blockers - Adult
https://raw.githubusercontent.com/brijrajparmar27/host-sources/master/Porn/hosts
https://raw.githubusercontent.com/mypdns/porn-records/master/submit_here/adult.mypdns.cloud/domains.list
(blogspot domains aren't included, there are simply too many of them. You could block blogspot entirely with a wildcard)
Any additional subdomains that were added to; dbl (domains) and hosts -sytax files, are extracted from known lists.