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pfBlockerNG vs adblock-lean: catalog facts
pfBlockerNG	adblock-lean
Free Installed as a package within pfSense software; the documentation lists no separate…	Free Free to download and use.
Self-hosted	Linux, Command line
Network-wide IP and DNS blocklists from the firewall Country and IP range blocking	Runs directly on the router, no extra hardware Supports Hagezi blocklists and local lists
Only runs on pfSense Many options make setup involved for newcomers	Only works on OpenWrt Configured from the router shell rather than a web interface
Self-hosted	Downloadable app
Closed source	Closed source
License not stated	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 October 2, 2026

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