ECMAScript 2024 features you can use nowECMAScript 2024 introduces Promise.withResolvers, Object.groupBy, Map.groupBy, Atomics.waitAsync, String.isWellFormed, String.toWellFormed features.
5 Exciting New JavaScript Features in 2024 - SitePointES2024 expected in JuneYearly release cycle includes proposing, evaluating, and voting on new features by committee membersTC39 decides new JavaScript features and ensures backward compatibility