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Blocs vs Silex: catalog facts
Blocs	Silex
Paid Commercial software; see the pricing page for current licence terms.	Free Free and open source under the AGPL with all features included and no premium tier.
macOS, iOS	Web, Self-hosted
Builds responsive sites without code Can export WordPress themes	Exports standard static HTML and CSS with no lock-in Visual editor with full CSS control
Apple platforms only Paid licence	Desktop app was still announced as coming soon Smaller template and plugin ecosystem than commercial builders
Downloadable app	Web application, Self-hosted
Closed source	Open source
License not stated	License: AGPL-3.0
Not stated if an account is 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 October 2, 2026	Official website Full listing and sources Checked October 2, 2026

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