Misc

• echo - Lazy-loading images with data-* attributes.
• picturefill - A responsive image polyfill for <picture>, srcset, sizes.
• platform.js - A platform detection library that works on nearly all JavaScript platforms.
• json3 - A modern JSON implementation compatible with nearly all JavaScript platforms.
• Logical Or Not - A game about JavaScript specificities.
• BitSet.js - A JavaScript Bit-Vector implementation
• spoiler-alert - SPOILER ALERT! A happy little jquery plugin to hide spoilers on your site.
• jquery.vibrate.js - Vibration API Wrappers
• list.js - Adds search, sort, filters and flexibility to tables, lists and various HTML elements. Built to be invisible and work on existing HTML. http://www.listjs.com
• mixitup - MixItUp - A Filter & Sort Plugin.
• grid - Drag and drop library for two-dimensional, resizable and responsive lists.
• jquery-match-height - a responsive equal heights plugin for jQuery.
• survey.js - JavaScript Survey Engine. It uses JSON for survey metadata and results. http://surveyjs.org/
• Array Explorer and Object Explorer - Resources to help figure out what native JavaScript method would be best to use at any given time
• Clipboard.js - "Copy to clipboard" without Flash or use of Frameworks.
• ky - Tiny and elegant HTTP client based on the browser Fetch API.
• Fcal - Math expression evaluator
• emoji-button - Vanilla JavaScript emoji picker component
• iooxa - Components for interactive scientific writing, reactive documents and explorable explanations.
• Idyll - Create explorable explanations and interactive storytelling essays. Can be embedded in HTML.