npm
eslint/eslint
Find and fix problems in your JavaScript code.
MITAug 4, 2026 · metrics 2.10.0
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Catalogue tag
#ecmascript
Every repository in the public record carrying this tag — from its GitHub topics or the keywords its package registries publish. Health is measured under the same versioned methodology as the rest of the record.
101 records
npm
typescript-eslint/typescript-eslint
:sparkles: Monorepo for all the tooling which enables ESLint to support TypeScript
MITAug 27, 2026 · metrics 2.10.0
crates.io · npm
boa-dev/boa
Boa is an embeddable Javascript engine written in Rust.
MITSep 2, 2026 · metrics 2.10.0
crates.io
swc-project/swc
Rust-based platform for the Web
Apache-2.0Aug 5, 2026 · metrics 2.10.0
npm
bufbuild/protobuf-es
Protocol Buffers for ECMAScript. The only JavaScript Protobuf library that is fully-compliant with Protobuf conformance tests.
Apache-2.0Aug 4, 2026 · metrics 2.10.0
npm
eslint/js
Monorepo for the JS language tools.
BSD-2-ClauseAug 29, 2026 · metrics 2.10.0
npm
tc39/ecmarkup
An HTML superset/Markdown subset source format for ECMAScript and related specifications
MITJul 25, 2026 · metrics 2.10.0
npm
jsx-eslint/eslint-plugin-react
React-specific linting rules for ESLint
MITAug 4, 2026 · metrics 2.10.0
npm
terser/terser
🗜 JavaScript parser, mangler and compressor toolkit for ES6+
Custom licenseAug 4, 2026 · metrics 2.10.0
npm
meriyah/meriyah
A 100% compliant, self-hosted javascript parser - https://meriyah.github.io/meriyah
ISCAug 27, 2026 · metrics 2.10.0
npm
tc39/ecma262
Status, process, and documents for ECMA-262
Custom licenseAug 5, 2026 · metrics 2.10.0
npm
eslint-community/eslint-plugin-n
Additional ESLint rules for Node.js
MITAug 27, 2026 · metrics 2.10.0
npm
tc39/ecma402
Status, process, and documents for ECMA 402
Custom licenseSep 5, 2026 · metrics 2.10.0
PyPI · crates.io
crate-py/regress
Python bindings to the Rust regress crate which provides ECMA regular expressions
MITAug 8, 2026 · metrics 2.10.0
NuGet
lahma/test262-harness-dotnet
A .NET version of test262 ECMAScript test harness
MITJul 23, 2026 · metrics 2.10.0
crates.io
boa-dev/ryu-js
Fast floating point to string conversion that complies to the ECMAScript number-to-string algorithm
Apache-2.0Aug 22, 2026 · metrics 2.10.0
npm
es-shims/iterator-helpers
An ESnext spec-compliant iterator helpers shim/polyfill/replacement that works as far down as ES3.
MITAug 23, 2026 · metrics 2.10.0
npm
plugjs/build
Simple shared build using PlugJS
Apache-2.0Jul 19, 2026 · metrics 2.10.0
npm
ljharb/es-abstract
ECMAScript spec abstract operations.
MITAug 4, 2026 · metrics 2.10.0
npm
es-shims/Function.prototype.name
ES6 spec-compliant Function.prototype.name sham.
MITAug 4, 2026 · metrics 2.10.0
npm
es-shims/String.prototype.trim
ES5 spec-compliant shim for String.prototype.trim
MITAug 4, 2026 · metrics 2.10.0
npm
ljharb/es-to-primitive
ECMAScript "ToPrimitive" algorithm. Provides ES5 and ES6/ES2015 versions.
MITAug 4, 2026 · metrics 2.10.0
npm
es-shims/String.prototype.matchAll
Spec-compliant polyfill for String.prototype.matchAll, in ES2020
MITAug 22, 2026 · metrics 2.10.0
npm
es-shims/String.prototype.trimEnd
ES2019 spec-compliant String.prototype.trimEnd shim
MITAug 4, 2026 · metrics 2.10.0
Packagist
mck89/peast
JavaScript parser written in PHP that generates AST from your code according to ECMAScript specification
BSD-3-ClauseJul 21, 2026 · metrics 2.10.0
npm
inspect-js/hasOwn
A robust, ES3 compatible, "has own property" predicate.
MITAug 4, 2026 · metrics 2.10.0
npm
ljharb/call-bind
Robustly `.call.bind()` a function.
MITAug 4, 2026 · metrics 2.10.0
npm
micromark/micromark-extension-mdxjs-esm
micromark extension to support MDX JS import/exports
MITAug 31, 2026 · metrics 2.10.0
npm
es-shims/array-includes
Array.prototype.includes spec-compliant polyfill
MITAug 4, 2026 · metrics 2.10.0
npm
inspect-js/has-symbols
Determine if the JS environment has Symbol support. Supports spec, or shams.
MITAug 4, 2026 · metrics 2.10.0