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pfBlockerNG vs Skynet: catalog facts
pfBlockerNG	Skynet
Free Installed as a package within pfSense software; the documentation lists no separate…	Free Free to use, with optional donations.
Self-hosted	Self-hosted, Command line
Network-wide IP and DNS blocklists from the firewall Country and IP range blocking	Protects every device on the network from the router Threat feeds for blocking malicious IPs
Only runs on pfSense Many options make setup involved for newcomers	Only runs on ASUS routers with Asuswrt-Merlin firmware IPv4 blocking only
Self-hosted	Self-hosted
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 1, 2026

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