slevithan/xregexp

babel's modular runtime helpers with core-js@3 polyfilling

Babel command line.

Babel compiler core.

Externalise references to helpers and builtins, automatically polyfilling your code without polluting globals

A Babel preset for each environment.

Fix babel/babel#2212

Replaces `arr.includes(val)' with `arr.indexOf(val) >= 0`.

browser-side require() the node way

Runs tests on TypeScript definition files

CLI for Jasmine, a simple JavaScript testing framework for browsers and Node

Given some data, jsesc returns the shortest possible stringified & ASCII-safe representation of that data.

the Istanbul command line interface

Compile Unicode property escapes in Unicode regular expressions to ES5.

Unicode property value alias mappings in JavaScript format.

Use XRegExp syntax in your regular expressions

JavaScript-compatible Unicode data. Arrays of code points, arrays of symbols, and regular expressions for Unicode v14.0.0’s categories, scripts, blocks, bidi, and other properties.