ImageRow.js is JS photo grid library which allows to responsively re-arrange a set of images row by row, while preserving their original aspect radios.
Bar.js is a simple, tiny JS library used for dynamically rendering horizontal and/or vertical bar / column charts from plain JS data.
Boardz.css is a very lightweight CSS library which lets you generate a responsive, adaptive, Pinterest board-like grid layout from normal html lists.
A pure CSS solution to create a fixed header progress bar indicating how far you have scrolled. Powered by @supports CSS at-rule.
A pure Html and CSS approach to presenting percentage values in partially filled circles just like the ring chart.
This is a pretty cool side TOC & navigation system which allows to highlight the current nav item with an animated progress line when you scroll through the webpage.