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Ecma TC39

Ecma International, Technical Committee 39 - ECMAScript

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8.8k followers
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https://tc39.es
@TC39@fosstodon.org
company/tc39
@TC39

Overview
Repositories 303
Projects 1
Packages
People 152

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ecma262 Public

Status, process, and documents for ECMA-262

HTML 15.3k 1.3k
ecma402 Public

Status, process, and documents for ECMA 402

HTML 569 109
test262 Public

Official ECMAScript Conformance Test Suite

JavaScript 2.5k 489
proposals Public

Tracking ECMAScript Proposals

18.7k 728
agendas Public

TC39 meeting agendas

JavaScript 1.1k 192
notes Public

TC39 meeting notes

JavaScript 669 116

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Showing 10 of 303 repositories

dataset Public
The automatic track tc39 proposals

TypeScript 46 Unlicense 10 2 0 Updated May 18, 2025
ecma262 Public
Status, process, and documents for ECMA-262

HTML 15,310 1,328 338 (9 issues need help) 130 Updated May 17, 2025
tg5 Public
TC39-TG5: Experiments in programming language standardization. https://ecma-international.org/task-groups/tc39-tg5/

23 3 27 (6 issues need help) 0 Updated May 16, 2025
proposal-joint-iteration Public
a TC39 proposal to synchronise the advancement of multiple iterators

TypeScript 81 4 1 0 Updated May 16, 2025
tc39.github.io Public
Get involved in specifying JavaScript

HTML 327 MIT 62 26 (3 issues need help) 0 Updated May 16, 2025
test262 Public
Official ECMAScript Conformance Test Suite

JavaScript 2,522 489 199 (4 issues need help) 52 Updated May 16, 2025
proposal-temporal Public
Provides standard objects and functions for working with dates and times.

HTML 3,534 164 36 6 Updated May 16, 2025
proposal-symbols-as-weakmap-keys Public archive
Permit Symbols as keys in WeakMaps, entries in WeakSets and WeakRefs, and registered in FinalizationRegistries

89 MIT 8 2 0 Updated May 16, 2025
ecmarkup Public
An HTML superset/Markdown subset source format for ECMAScript and related specifications

HTML 231 MIT 69 93 9 Updated May 17, 2025
agendas Public
TC39 meeting agendas

JavaScript 1,130 192 0 3 Updated May 16, 2025

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javascript proposal tc39 ecmascript tuple

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