Tether
A positioning engine to make overlays, tooltips and dropdowns better #hubspot-open-source
Resize Observer
Polyfills the ResizeObserver API.
jQuery.nicescroll
nicescroll plugin for jquery - scrollbars like iphone/ipad
Nested
Gap free multi column grid
Html
A simple, extensible way to work directly with the DOM.
Dragula
:ok_hand: Drag and drop so simple it hurts
Set Dom
📑 Lightweight dom diffing with plain old html.
Bespoke.js
DIY Presentation Micro-Framework
Is Near
Calculates if the mouse position is near to a given element.
React Virtualized
React components for efficiently rendering large lists and tabular data
Laconic
Sane DOM Generation
Do Mtastic
Small & fast DOM and event library for modern browsers.
Hapi
The Simple, Secure Framework Developers Trust
Wow
Reveal CSS animation as you scroll down a page
Aurora
Hate Cookies? Introducing Aurora, 100% Cookie-Free Open Website Analytics. Collect Anonymous Data. Make your Audience Happy Now!
Interact.js
Drag and drop, resizing and multi-touch gestures with inertia and snapping for modern browsers (and also IE8+)
Cortex
A javascript library for centrally managing data with React