12+ Pure CSS/SCSS Loading Indicators – SpinThatShit
SpinThatShit is a set of 12+ pure CSS single element loading spinners which can be used to indicate the content loading status in an elegant way.
Recommended
Highlight Active Menu Item On Page Scroll – MenuSpy.js
MenuSpy.js is a multi-purpose JavaScript library for your one page scrolling website that highlights the menu item relative to the currently visible section.
Lightweight JS Library For Responsive Embedded Content – reframe.js
reframe.js is a lightweight and pure JavaScript library which makes any embedded content (e.g. iframes, videos, Youtube videos) fully responsive to fit any screen size.
Lightweight Javascript Library For Input Mask – Vanilla Masker
Vanilla Masker is a simple and standalone JS library for masking input fields that can be useful for formatting dates, currencies, phone numbers, dates and custom mask patterns.
Feature-rich Input Mask JavaScript Library – vanilla-masker
vanilla-masker is a vanilla JavaScript library that makes it easy to mask and format values you user typed in an input field.
Modern Retina-ready Image Lazy Loader – lazyestload.js
A modern, fast, lightweight image lazy load JavaScript library that provides 2 methods to lazy load images with support for retina and responsive images.
Multifunctional Input Mask Library – Text Mask
Text Mask is a lightweight yet multifunctional input mask library which can be implemented in vanilla JavaScript and React/AngularJS applications.
Atom Style Notification Bar Component – dom-notifications
dom-notifications is a notification bar component which lets you create and display Atom-style stackable info/success/warning/error notification messages on the screen.
JavaScript library For Responsive Video Embedding – SuperEmbed.js
SuperEmbed.js makes iframe embedded videos (e.g. youtube & vimeo videos) fully responsive to fit the specific container while maintaining aspect ratios.
Pure JavaScript QR Code Generator – QRious
QRious is a simple, dependency-free JavaScript library which uses HTML5 canvas to generate QR codes with variable colors, sizes and error correction levels.