We publish a substitute list only where a record says what kind of product it is. code.cs50.io's does not yet, so this page names none. The IDE & Code Editors category lists every offer we track alongside it.
Current code.cs50.io Situation
Risk Level:source unconfirmed
Why: The page we cite for code.cs50.io states no amount, tier or rate we can read when we last looked, on 2026-10-14. We are not publishing a stability judgement for it until that is fixed.