Multiple file upload plugin with image previews, drag and drop, progress bars. S3 and Azure support, image scaling, form support, chunking, resume, pause, and tons of other features.

LazyLoad is a lightweight, flexible script that speeds up your website by deferring the loading of your below-the-fold images, backgrounds, videos, iframes and scripts to when they will enter the viewport. Written in plain "vanilla" JavaScript, it leverages IntersectionObserver, supports responsive images and enables native lazy loading.

A vanilla JS customisable select box/text input plugin ⚡️

A lightweight script to animate scrolling to anchor links.

vanilla javascript input mask

A high-performance, dependency-free library for animated filtering, sorting, insertion, removal and more

Body scroll locking that just works with everything 😏

🍦 VanJS: World's smallest reactive UI framework. Incredibly Powerful, Insanely Small - Everyone can build a useful UI app in an hour.

Curso para aprender el lenguaje de programación JavaScript desde cero y para principiantes.

🌓 Add a dark-mode / night-mode to your website in a few seconds

A Form and Data Management Platform for Progressive Web Applications.

JavaScript powered Forms with JSON Form Builder

Pure javascript based WYSIWYG html editor, with no dependencies.

🍺 Scaffolding your Chrome extension! Boilerplates: react \ vue \ svelte \ solid \ preact \ alpine \ lit \ stencil \ inferno \ vanilla

🌌 Your Self-hosted Comment System. | 自托管评论系统

Tom Select is a lightweight (~16kb gzipped) hybrid of a textbox and select box. Forked from selectize.js to provide a framework agnostic autocomplete widget with native-feeling keyboard navigation. Useful for tagging, contact lists, etc.

watching-you is a javascript library for building animations that watch anything on DOM 👀.

Open source list of paid & free resources to learn vanilla JavaScript

Dead simple parallax scrolling.

Reliably create beautiful Add to Calendar Buttons, where people can add events to their calendars. Without the hustle and unsupported cases.