Easy Dark Mode CSS Trick Mar 23, 2022
Achieve a Dark Mode in the entire user interface using CSS in only one property.

Morphing Background Shapes on Scroll May 26, 2017
A decorative website background effect where SVG shapes are morphing and transforming on scroll.
Sweet Alert Oct 22, 2014
Sweet Alert is a beautiful replacement for JavaScript Alert and confirm with animated icons and and window. SweetAlert is highly customizeable and responsive.
Render 3D Scenes into SVG or HTML5 Canvas with Seen.js Apr 25, 2014
Seen.js renders 3D scenes into SVG or HTML5 Canvas. Seen.js contains a simple abstraction on top of the graphics capabilities of SVG and HTML5 Canvas elements. All of the other components of this library are agnostic to the type of context it will be rendered in.

Demo:
http://seenjs.io/
10 best CSS hacks Feb 18, 2008
list of 10 hand picked CSS hacks and tricks which can help you in your CSS code and also save some time.
Vertical align div, Min-Height, PNG transparency, Autoclear, Reset CSS, Scrolling Render IE, Opacity, PRE Tag, Li Background Repeat IE