functions-have-names
Does this JS environment support the `name` property on functions?
Does this JS environment support the `name` property on functions?
add dom event listener. normalize ie and others
Polyfill for the basic functionality of `Function.name` accessor property in its pre-ES6 form
Client-side support for CSS custom properties (aka "CSS variables") in legacy and modern browsers
Check if browser is Internet Explorer
A Karma plugin. Launcher for Internet Explorer.
A minimal polyfill for Element.closest
Tiny KeyboardEvent#key shim for IE and MS Edge
You can launch browsers! From NodeJS! Local ones! Remote ones! Browserstack ones!
Element.matches Polyfill
Polyfill to provide array.find on IE.
get the version of IE or return undefined
A minimal polyfill for Element scroll extensions.
A JavaScript polyfill for Flexbox
React component to detect browser
detect and launch browser versions, headlessly or otherwise
Fast and native browser detection on Windows
Detect, launch and stop browser versions
Use the opacity property in older Internet Explorer
a lightweight module to sync JS objects in realtime across tabs / windows of a browser.