JSPM

Detect whether the terminal supports Unicode

Check whether a RegExp flag is supported

check RegExp ( regular expressions ) support

regexp-helper

Feature detection in the browser before loading polyfill using services like polyfill.io

regexp-helper-core

Report browser settings like whatsmybrowser.org.

check if unicode is supported

Ultra-thin wrapper around bowser with simple declarative interface

Check whether a chacha20-poly1305 cipher is supported by NodeJS

remove zero-width and some other util about space

Utilities to work with protocol handlers on the web

psirenny's tools

Execute the command only if you are running on a supported version of Node and platform

Checks if a ECMAScript feature is supported or not. Checks async, generator and more...

> Let you know whether the terminal supports Unicode or not

list of extensions promoted to core in WebGL2

A Vite plugin for checking if a users browser is compatible at runtime via browserslist

List of archs (CPU architectures) currently supported by NodeJS

SSR compatibility isSupported

List of processor architectures supported by Node.js

List of platforms supported by Node.js

Check if strict mode is supported.

Check if Yarn is installed on the Users System

Detect if WebRTC is supported

Detect whether the terminal supports unicode

file converter between different formats