

ScrollBalance.js
Intelligently uses position: fixed to combat unsightly gaps in multi-column layouts, when columns are of different heights. See http://gregplaysguitar.github.io/ScrollBalance.js/ for a demo.

golden-layout
Golden Layout is a jQuery based windows manager that helps developers create responsive, draggable, resizable, themeable, interactive dialog popups for modern UI/UX design.

elastic-columns
A jQuery plugin designed to be used as an alternative to the well-known Isotope library.


fancytree
JavaScript tree view / tree grid plugin with support for keyboard, inline editing, filtering, checkboxes, drag'n'drop, and lazy loading

jquery-resize
The jQuery resize event is a useful way to detect when the browser window or any element resizes. By default, it only fires on the window and provides the new viewport width and height.

bootstrap-detect-breakpoint
A super tiny script that detects Bootstrap 5/4 breakpoints and returns an object containing the current breakpoint name ("xxl", "xl", "lg", "md", "sm", "xs") and index (0-5).


grid-editor
Visual javascript editor for the bootstrap 4 grid system, written as a jQuery plugin.



jqTree
jqTree is a jQuery based Tree Widget that allows you to create folder tree from JSON data with some fancy animations.