Alpine.js is a Vue template-flavored replacement for jQuery and vanilla JavaScript rather than a React/Vue/Svelte/WhateverFramework competitor.

This reference guide will help you convert jQuery's most common patterns to vanilla JavaScript

It’s been impossible to ignore all of the hype surrounding JavaScript frameworks lately, but they might not be the right fit for your projects. Perhaps you don’t want to set up an entire build system for some small abstractions you could feasibly do without. Perhaps moving a project over to a build system and thus, different deployment method would mean a lot of extra time and effort that you might not be able to bill to a client. Perhaps you don’t want to write all of your HTML in JavaScript. The list goes on.

A jQuery Masonry lightweight alternative with CSS-driven configuration.

A jQuery plugin that truncates extended text and allows it to be shown dynamically.

A demonstration of how to implement a keyboard and screen reader accessible mega menu as a jQuery plugin. It is modeled after the mega menu on adobe.com but has been simplified for use by others. An brief explanation of our interaction design choices can be found in a blog post at Mega menu accessibility on adobe.com.

JavaScript code to process elements on page load on a Drupal 7 site uses behaviours.

Smooth parallax effect on vertical page scrolling

jQuery and its cousins are great, and by all means use them if it makes it easier to develop your application.
If you're developing a library on the other hand, please take a moment to consider if you actually need jQuery as a dependency. Maybe you can include a few lines of utility code, and forgo the requirement. If you're only targeting more modern browsers, you might not need anything more than what the browser ships with.
At the very least, make sure you know what jQuery is doing for you, and what it's not. Some developers believe that jQuery is protecting us from a great demon of browser incompatibility when, in truth, post-IE8, browsers are pretty easy to deal with on their own.

nanoScroller.js is a jQuery plugin that offers a simplistic way of implementing Mac OS X Lion-styled scrollbars for your website. It uses minimal HTML markup being .nano > .nano-content. The other scrollbar div elements .pane > .nano-slider are added during run time to prevent clutter in templating. The latest version utilizes native scrolling and works with the iPad, iPhone, and some Android Tablets.

The mobile-friendly, responsive, and lightweight jQuery date & time input picker.

A jQuery plugin that uses CSS transitions to animate an element's height or width to or from auto.

Why should I use this slider?

Fully responsive - will adapt to any device
Horizontal, vertical, and fade modes
Slides can contain images, video, or HTML content
Advanced touch / swipe support built-in
Uses CSS transitions for slide animation (native hardware acceleration!)
Full callback API and public methods
Small file size, fully themed, simple to implement
Browser support: Firefox, Chrome, Safari, iOS, Android, IE7+
Tons of configuration options

This is the first in a series of articles showing native JavaScript equivalents of common jQuery methods. While you might wish to wrap some of these in shorter alias-like functions, you certainly don’t need to create your own jQuery-like libraries.

jQuery plugin written by Jay Salvat. Full credits for the Face detection algorithm go to Liu Liu.

Add some simple data attributes to your markup, run $.stellar().
That's all you need to get started. Scroll right to see Stellar.js in action.

Packery makes your crazy & clever layout a real thing. Be clever. Get crazy.

Filter & sort magical layouts

This plugin for jQuery will arrange your images to fit exactly within a container. You can define the padding between images, give the images css borders and define a target row height.

This plugin will add a search filter to tables. When typing in the filter, any rows that do not contain the filter will be hidden.