terser

JavaScript parser, mangler/compressor and beautifier toolkit for ES6+

v5.36.0 URL: https://unpkg.com/terser@5.36.0/dist/bundle.min.js

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uglify terser uglify-es uglify-js minify minifier javascript ecmascript es5 es6 es7 es8 es2015 es2016 es2017 async await

typical

Isomorphic, functional type-checking for Javascript

v7.3.0 URL: https://unpkg.com/typical@7.3.0/index.js

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type checking check value valid is detect number object plainobject array like defined string boolean function promise iterable class primitive isstring isclass isiterable isdefined isobject isomorphic async is-async es6 es2015

deasync

Turns async function into sync via JavaScript wrapper of Node event loop

v0.1.30 URL: https://unpkg.com/deasync@0.1.30/index.js

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async sync sleep async wrapper

grunt

The JavaScript Task Runner

v1.6.1 URL: https://unpkg.com/grunt@1.6.1/lib/grunt.js

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task async cli minify uglify build lodash unit test qunit nodeunit server init scaffold make jake tool

vanilla-lazyload

LazyLoad is a lightweight (2.4 kB) and flexible script that speeds up your web application by deferring the loading of your below-the-fold images, videos and iframes to when they will enter the viewport. It's written in plain "vanilla" JavaScript, it leve

v19.1.3 URL: https://unpkg.com/vanilla-lazyload@19.1.3/dist/lazyload.min.js

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lazyload vanilla responsive images picture srcset sizes native SEO intersectionObserver progressive performance perfmatters async no-jquery