KineticWing – Modern, Extensible & Free IDE
KineticWing is a free IDE that is lightweight, portable and works on all major operating systems (Mac support is mentioned to be coming soon).
Buttons – A CSS Library For Creating Buttons
Buttons is a CSS library for creating highly customizable, flexible and modern web buttons.
CSS-Only Tooltips With Hint.css
Hint.css is a tooltip library that is built with SASS and only uses CSS + HTML. The library uses data attribute, content property, pseudo elements and CSS3 transitions.
