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CoreDNS vs Blocky: catalog facts
CoreDNS	Blocky
Free Free and open source under the Apache 2.0 licence.	Free The open-source software is available without a license fee. Hosting, hardware and…
Linux, Self-hosted, Command line	Windows, macOS, Linux, Self-hosted, Command line
Plugin chain handles rewriting, zone files, metrics and service discovery Custom builds can include only needed plugins	One small binary with no database, ideal for containers and small boards Per-client and per-group blocking rules, with encrypted upstream resolvers
Ad or content blocking needs manual plugin setup rather than a ready interface No graphical dashboard	Configuration is YAML only; there is no built-in administration interface
Downloadable app, Self-hosted	Self-hosted
Open source	Open source
License: Apache-2.0	License: Apache-2.0
No account needed	Not stated if an account is needed
Not stated if it works offline	Not stated if it works offline
Official website Full listing and sources Checked September 23, 2026	Official website Full listing and sources Checked September 22, 2026

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