Repositories list

• notes

  Public
  TC39 meeting notes

  JavaScript

  •112•656•1•7•Updated Feb 14, 2025Feb 14, 2025

• proposal-temporal

  Public
  Provides standard objects and functions for working with dates and times.

  HTML

  •

  Other

  •160•3.5k•32•6•Updated Feb 14, 2025Feb 14, 2025

• test262

  Public
  Official ECMAScript Conformance Test Suite

  jsteststc39+ 1javascript

  JavaScript

  •

  Other

  •478•2.5k•195•44•Updated Feb 14, 2025Feb 14, 2025

• tc39.github.io

  Public
  Get involved in specifying JavaScript

  HTML

  •

  MIT License

  •60•322•26•2•Updated Feb 14, 2025Feb 14, 2025

• proposal-async-context

  Public
  Async Context for JavaScript

  javascript

  HTML

  •

  Creative Commons Zero v1.0 Universal

  •16•629•24•6•Updated Feb 14, 2025Feb 14, 2025

• proposal-intl-duration-format

  Public
  MIT License

  •18•182•7•1•Updated Feb 14, 2025Feb 14, 2025

• dataset

  Public
  The automatic track tc39 proposals

  tc39

  TypeScript

  •

  The Unlicense

  •8•43•2•0•Updated Feb 14, 2025Feb 14, 2025

• agendas

  Public
  TC39 meeting agendas

  JavaScript

  •188•1.1k•0•0•Updated Feb 13, 2025Feb 13, 2025

• tg5

  Public
  TC39-TG5: Experiments in programming language standardization. https://ecma-international.org/task-groups/tc39-tg5/

  1•19•28•0•Updated Feb 12, 2025Feb 12, 2025

• proposal-shadowrealm

  Public
  ECMAScript Proposal, specs, and reference implementation for Realms

  HTML

  •67•1.5k•16•1•Updated Feb 10, 2025Feb 10, 2025

• proposal-source-phase-imports

  Public
  Proposal to enable importing modules at the source phase

  javascriptproposaltc39

  HTML

  •

  MIT License

  •10•142•5•0•Updated Feb 7, 2025Feb 7, 2025

• proposal-stable-formatting

  Public
  A TC-39 proposal to bring stable Intl-inspired formatting options to ECMAScript

  2•13•9•1•Updated Feb 7, 2025Feb 7, 2025

• ecma262

  Public
  Status, process, and documents for ECMA-262

  javascriptecmascript

  HTML

  •

  Other

  •1.3k•15k•333•129•Updated Feb 6, 2025Feb 6, 2025

• proposal-intl-locale-info

  Public
  An API to expose information of locale, such as week data ( first day of a week, weekend start, weekend end), hour cycle, measurement system, commonly used calendar, etc.

  HTML

  •

  MIT License

  •12•59•5•3•Updated Feb 6, 2025Feb 6, 2025

• proposal-esm-phase-imports

  Public
  HTML

  •

  MIT License

  •1•44•2•0•Updated Feb 5, 2025Feb 5, 2025

• proposal-upsert

  Public
  ECMAScript Proposal, specs, and reference implementation for Map.prototype.upsert

  MIT License

  •16•220•3•0•Updated Feb 5, 2025Feb 5, 2025

• proposals

  Public
  Tracking ECMAScript Proposals

  languageproposalspec+ 5specificationlanguage-designcommitteejavascriptecmascript

  720•19k•7•5•Updated Feb 5, 2025Feb 5, 2025

• proposal-iterator.range

  Public
  A proposal for ECMAScript to add a built-in Iterator.range()

  HTML

  •

  MIT License

  •13•501•3•0•Updated Feb 5, 2025Feb 5, 2025

• proposal-class-method-parameter-decorators

  Public
  Decorators for ECMAScript class method and constructor parameters

  HTML

  •

  MIT License

  •2•53•3•2•Updated Jan 28, 2025Jan 28, 2025

• proposal-defer-import-eval

  Public
  A proposal for introducing a way to defer evaluate of a module

  HTML

  •

  MIT License

  •12•228•9•2•Updated Jan 24, 2025Jan 24, 2025

• process-document

  Public
  Document describing the process for making changes to ECMA-262

  HTML

  •19•30•5•3•Updated Jan 22, 2025Jan 22, 2025

• ecma426

  Public
  Source map specification, RFCs and new proposals.

  Bikeshed

  •

  Other

  •18•138•55•6•Updated Jan 22, 2025Jan 22, 2025

• proposal-decimal

  Public
  Built-in exact decimal numbers for JavaScript

  javascriptarithmeticdecimal+ 2ieee754decimal128

  HTML

  •18•514•61•1•Updated Jan 20, 2025Jan 20, 2025

• proposal-stabilize

  Public
  Proposal for tc39 of new integrity "level" protecting against both override mistakes and proxy reentrancy

  JavaScript

  •

  Apache License 2.0

  •0•14•3•0•Updated Jan 18, 2025Jan 18, 2025

• ecma402

  Public
  Status, process, and documents for ECMA 402

  HTML

  •

  Other

  •106•549•147•12•Updated Jan 17, 2025Jan 17, 2025

• proposal-immutable-arraybuffer

  Public
  A TC39 proposal for immutable ArrayBuffers

  JavaScript

  •

  MIT License

  •1•18•8•0•Updated Jan 14, 2025Jan 14, 2025

• source-map-tests

  Public
  JavaScript

  •

  Other

  •7•7•7•1•Updated Jan 14, 2025Jan 14, 2025

• how-we-work

  Public
  Documentation of how TC39 operates and how to participate

  26•207•20•8•Updated Jan 10, 2025Jan 10, 2025

• proposal-is-error

  Public
  ECMAScript Proposal, specs, and reference implementation for Error.isError

  HTML

  •

  MIT License

  •3•104•2•0•Updated Jan 9, 2025Jan 9, 2025

• proposal-signals

  Public
  A proposal to add signals to JavaScript.

  MIT License

  •64•3.6k•120•14•Updated Jan 1, 2025Jan 1, 2025