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Adblock Fast vs pfBlockerNG: catalog facts
Adblock Fast	pfBlockerNG
Free Free and open source.	Free Installed as a package within pfSense software; the documentation lists no separate…
Self-hosted	Self-hosted
Very low memory use on small routers Works with several DNS resolvers	Network-wide IP and DNS blocklists from the firewall Country and IP range blocking
Requires a router running OpenWrt Small project with a limited user base	Only runs on pfSense Many options make setup involved for newcomers
Self-hosted	Self-hosted
Open source	Closed source
License: AGPL-3.0	License not stated
No account needed	No account needed
Not stated if it works offline	Not stated if it works offline
Official website Full listing and sources Checked September 24, 2026	Official website Full listing and sources Checked September 24, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.