A modern alternative to CSS resets

Skeleton: A Dead Simple, Responsive Boilerplate for Mobile-Friendly Development

Spectre.css - A Lightweight, Responsive and Modern CSS Framework

Automatically display online/offline indication to your users

Analytics for CSS

Some effect inspiration for card stacks. The idea is to show animation ideas for positive (accept) or negative (reject) feedback on a generic card element.

Chronus is a "new-tab" chrome extension that tracks time you waste online in order to increase your productivity.

The Vercel theme for Slidev