Parse and display moments in any timezone.

Brand checking of React Elements.

babel's modular runtime helpers

Get and robustly cache all JS language-level intrinsics at first require time

Implementation of Function.prototype.bind

Robustly `.call.bind()` a function

string representations of objects in node and the browser

Determine if the JS environment has Symbol support. Supports spec, or shams.

Does the environment have full property descriptor support? Handles IE 8's broken defineProperty/gOPD.

ECMAScript spec abstract operations.

Define multiple non-enumerable properties at once. Uses `Object.defineProperty` when available; falls back to standard assignment in older engines.

Is this JS value callable? Works with Functions and GeneratorFunctions, despite ES6 @@toStringTag.

ES6 spec-compliant Object.assign shim. From https://github.com/es-shims/es6-shim

Determine if the JS environment has `Symbol.toStringTag` support. Supports spec, or shams.

An Object.keys replacement, in case Object.keys is not available. From https://github.com/es-shims/es5-shim

A library for deep (recursive) merging of Javascript objects

Standard library

Is this value a JS regex? Works cross-realm/iframe, and despite ES6 @@toStringTag

Is this value a JS Date object? This module works cross-realm/iframe, and despite ES6 @@toStringTag.

ECMAScript “ToPrimitive” algorithm. Provides ES5 and ES2015 versions.

An ES2015 spec-compliant `Function.prototype.name` shim

Does this JS environment support the `name` property on functions?

ES2017 spec-compliant Object.values shim.

Object.prototype.hasOwnProperty.call shortcut

Cooperative scheduler for the browser environment.

An ES2019 spec-compliant `Array.prototype.flat` shim/polyfill/replacement that works as far down as ES3.

Runtime type checking for React props and similar objects.

React is a JavaScript library for building user interfaces.

Implements performance.now (based on process.hrtime).

ES2015-compliant shim for Object.is - differentiates between -0 and +0

Copies non-react specific statics from a child component to a parent component

Utilities for all Sentry JavaScript SDKs

Lodash exported as ES modules.

requestAnimationFrame polyfill for node and the browser

Backwards compatibility polyfill for React class components

Sentry hub which handles global state managment.

Sentry Performance Monitoring Package

React's ExecutionEnvironment module extracted for use in other packages & components

Adaptation of react-addons-shallow-compare, for independent usage

Custom React PropType validators that we use at Airbnb.

Accessible modal dialog component for React.JS

Manage multiple event handlers using few event listeners

Polyfill/shim for `document.contains`

A React component for dealing with clicks outside its subtree

Components to provide and consume RTL or LTR direction in React

React proptype for moment module

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A responsive and accessible date range picker component built with React

Sometimes you have to do horrible things, like use the global object to share a singleton. Abstract that away, with this!

Interface for react-with-styles outputting CSS

Stimulus JavaScript framework: Core library

Dependency-free library for lazyloading iframes