Free UI components design dashboards screen html templates
Some important notices regarding CSS
Cool javascript library design to annotate parts of the text and emphasis it
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Learn how to use cognitive biases to increase your product's conversion rates, engagement level, and retention. A must-read article for every entrepreneur and product manager dealing with UX, UI and B2C products.
CSS Cheat Sheet - A reference for CSS goodness.
A database of paper airplane folding designs and instructions
MIT licensed illustrations for every project you can imagine and create.
Bulma is an open source CSS framework based on Flexbox and built with Sass. It's 100% responsive, fully modular, and available for free.
A pure CSS library to beautify the checkbox and radio buttons
Flexbox CSS webdev cheat sheet