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Silex vs openElement: catalog facts
Silex	openElement
Free Free and open source under the AGPL with all features included and no premium tier.	Free Free to use without limitations.
Web, Self-hosted	Windows
Exports standard static HTML and CSS with no lock-in Visual editor with full CSS control	Visual drag and drop editing with full control over styles Local web server for testing PHP and databases
Desktop app was still announced as coming soon Smaller template and plugin ecosystem than commercial builders	Windows only Closed source
Web application, Self-hosted	Downloadable app
Open source	Closed source
License: AGPL-3.0	License: Freeware
Not stated if an account is needed	Not stated if an account is needed
Not stated if it works offline	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.