Modernizr is a small and simple JavaScript library that helps you take advantage of emerging web technologies (CSS3, HTML 5) while still maintaining a fine level of control over older browsers that may not yet support these new technologies.

We're done with the tired old fontstacks of yesteryear. Enough with the limitations of the web, we won't have it. It's time to raise our standards. Here, you'll find only the most well-made, free & open-source, @font-face ready fonts.

I think I'd agree with most of the points.

jQuery Tools is a collection of [the most important] user-interface components for today's websites. This single JavaScript file weighs only 5.8 Kb

“I intend to serve exactly the same Universal Internet Explorer 6 CSS for all sites (give or take a little branding here, or a touch of customization there). This will pay dividends for me, reduce wastage for my clients and give end-users a well-designed, well-presented view of what they come for — content.”

Mr. Pilgrim at his best :)

A JavaScript library to make MSIE behave like a standards-compliant browser.