27. EcmarkupAn HTML superset/Markdown subset source format for ECMAScript and related specifications
28. Proposal Error StacksECMAScript Proposal, specs, and reference implementation for Error.prototype.stack / System.getStack
44. Proposal Await.opsIntroduce await.all / await.race / await.allSettled / await.any to simplify the usage of Promises
47. Proposal Seeded RandomProposal for an options argument to be added to JS's Math.random() function, and some options to start it with.