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tc39/proposal-iterator-helpersHTML

Methods for working with iterators in ECMAScript

Last commit Oct 17, 2023

 (1,145 stars) (36 forks) (0 indexed issues) (0 open good first issues)
tc39/proposal-iterator-includesJavaScript

Array.prototype.includes but for iterators

Last commit May 29, 2026

 (10 stars) (2 forks) (0 indexed issues) (0 open good first issues)
tc39/proposal-iterator-sequencingJavaScript

a TC39 proposal to create iterators by sequencing existing iterators

Last commit Dec 8, 2025

 (88 stars) (7 forks) (0 indexed issues) (0 open good first issues)
tc39/proposal-iterator-uniqueJavaScript

a proposal to add a method to iterators to produce an iterator of only its unique values

Last commit Feb 8, 2024

 (35 stars) (1 fork) (0 indexed issues) (0 open good first issues)
tc39/proposal-joint-iterationTypeScript

a TC39 proposal to synchronise the advancement of multiple iterators

Last commit May 29, 2026

 (118 stars) (6 forks) (0 indexed issues) (0 open good first issues)
tc39/proposal-json-modulesHTML

Proposal to import JSON files as modules

Last commit Sep 4, 2025

 (284 stars) (20 forks) (0 indexed issues) (0 open good first issues)
tc39/proposal-json-parse-with-sourceHTML

Proposal for extending JSON.parse to expose input source text.

Last commit Nov 23, 2025

 (251 stars) (12 forks) (0 indexed issues) (0 open good first issues)
tc39/proposal-json-superset

Proposal to make all JSON text valid ECMA-262

Last commit Feb 13, 2019

 (124 stars) (14 forks) (0 indexed issues) (0 open good first issues)
tc39/proposal-nullish-coalescingHTML

Nullish coalescing proposal x ?? y

Last commit Jan 28, 2023

 (1,234 stars) (23 forks) (0 indexed issues) (0 open good first issues)
tc39/proposal-number-fromstringHTML

{BigInt,Number}.fromString(string, radix)

Last commit Mar 21, 2018

 (65 stars) (6 forks) (0 indexed issues) (0 open good first issues)
tc39/proposal-numeric-separatorHTML

A proposal to add numeric literal separators in JavaScript.

Last commit Jul 16, 2021

 (332 stars) (26 forks) (0 indexed issues) (0 open good first issues)
tc39/proposal-object-freeze-seal-syntax

A JavaScript TC39 proposal for Object.freeze & Object.seal syntax

Last commit Apr 17, 2018

 (60 stars) (8 forks) (0 indexed issues) (0 open good first issues)
tc39/proposal-object-from-entriesHTML

TC39 proposal for Object.fromEntries

Last commit Jan 29, 2019

 (316 stars) (15 forks) (0 indexed issues) (0 open good first issues)
tc39/proposal-object-getownpropertydescriptorsCSS

ECMAScript proposal for Object.getOwnPropertyDescriptors

Last commit Jul 30, 2016

 (29 stars) (6 forks) (0 indexed issues) (0 open good first issues)
tc39/proposal-object-keys-lengthJavaScript

`Object.keysLength`: a way to count own enumerable string keys without making an array first

Last commit Nov 19, 2025

 (13 stars) (1 fork) (0 indexed issues) (0 open good first issues)
tc39/proposal-object-pick-or-omitHTML

Ergonomic Dynamic Object Restructuring.

Last commit Aug 5, 2022

 (95 stars) (5 forks) (0 indexed issues) (0 open good first issues)
tc39/proposal-object-property-count

TC39 proposal for Object.propertyCount(target[, options])

Last commit Nov 19, 2025

 (38 stars) (2 forks) (0 indexed issues) (0 open good first issues)
tc39/proposal-object-rest-spreadHTML

Rest/Spread Properties for ECMAScript

Last commit Jan 24, 2022

 (1,496 stars) (94 forks) (0 indexed issues) (0 open good first issues)
tc39/proposal-object-symbols

Last commit Nov 23, 2025

 (1 star) (1 fork) (0 indexed issues) (0 open good first issues)
tc39/proposal-object-values-entriesHTML

ECMAScript Proposal, specs, and reference implementation for Object.values/Object.entries

Last commit Mar 29, 2016

 (94 stars) (27 forks) (0 indexed issues) (0 open good first issues)