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Scratch vs Greenfoot: catalog facts
Scratch	Greenfoot
Free Free to use.	Free Free to download.
Web	Windows, macOS, Linux
Visual blocks remove the need to learn syntax first Runs in the browser	Visual feedback while writing real Java code Official textbook and teacher community
Aimed at beginners rather than production programming Community features are public and need moderation for young users	Focused on education rather than general development Java only
Web application	Downloadable app
Closed source	Closed source
License not stated	License not stated
Not stated if an account is needed	No account needed
Not stated if it works offline	Works offline
Official website Full listing and sources Checked September 23, 2026	Official website Full listing and sources Checked October 1, 2026

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