Compare software

Blocky vs sdns: catalog facts
Blocky	sdns
Free The open-source software is available without a license fee. Hosting, hardware and…	Free Free to use from its GitHub repository.
Windows, macOS, Linux, Self-hosted, Command line	Linux, Self-hosted, Command line
One small binary with no database, ideal for containers and small boards Per-client and per-group blocking rules, with encrypted upstream resolvers	Full recursive resolution without a public upstream Built-in blocklist filtering
Configuration is YAML only; there is no built-in administration interface	Configured by file with no graphical interface Smaller community than Unbound or Pi-hole
Self-hosted	Self-hosted
Open source	Closed source
License: Apache-2.0	License not stated
Not stated if an account is needed	No account needed
Not stated if it works offline	Not stated if it works offline
Official website Full listing and sources Checked September 22, 2026	Official website Full listing and sources Checked October 2, 2026

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