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Greenfoot vs MakeCode Arcade: catalog facts
Greenfoot	MakeCode Arcade
Free Free to download.	Free Free and open source. Hosting, hardware and any external services are separate.
Windows, macOS, Linux	Web
Visual feedback while writing real Java code Official textbook and teacher community	Includes an interactive game simulator Supports compatible handheld game hardware
Focused on education rather than general development Java only	Hardware deployment depends on the supported board and project constraints.
Downloadable app	Web application
Closed source	Open source
License not stated	License: MIT
No account needed	Not stated if an account is needed
Works offline	Not stated if it works offline
Official website Full listing and sources Checked October 1, 2026	Official website Full listing and sources Checked September 22, 2026

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