emotion : emotion is a high performance, lightweight css-in-js library that supports both string and object based styles.
css.gg : Minimalistic icon library Designed by code, Customizable & Retina-Ready icons — built 100% in pure CSS. Easy integration: Embed, NPM & API
Styletron : Styletron is a universal CSS-in-JS engine built from the ground up for high-performance.
Ink : Ink provides the same component-based UI building experience that React offers in the browser, but for command-line apps. It uses Yoga to build Flexbo...
DD_belatedPNG : better PNG background-image support in IE6
98.css is a CSS library for building interfaces that look like Windows 98.
Genericons : Genericons are vector icons embedded in a webfont designed to be clean and simple keeping with a generic aesthetic.
Use genericons for instant HiDPI, ...
Fawnt : Fawnt is a font resource for designers, developers, and anyone that appreciates the web's highest quality fonts.
UrbanFonts : UrbanFonts features an amazing collection of free fonts, premium fonts and free dingbats.
ImmortalDB : ImmortalDB is the best way to store persistent key-value data in the browser. Data saved to ImmortalDB is redundantly stored in Cookies, IndexedDB, Lo...
RequireJS : RequireJS is a JavaScript file and module loader. It is optimized for in-browser use, but it can be used in other JavaScript environments, like Rhino ...
Browser Calories : The easiest way to measure your performance budget.
Gibberish : Gibberish is designed to be a fast audio API for the browser. It takes the low-level building blocks provided by genish.js and uses them to create hig...
ghost.py : ghost.py is a webkit web client written in python.
Browse old web pages the old way with virtual browsers in the browser.
DryIcons : Search through more than 6700 vectors and icons designed by DryIcons!
Genericons : Genericons are vector icons embedded in a webfont designed to be clean and simple keeping with a generic aesthetic.
Use genericons for instant HiDPI, ...
Noun Project : The Noun Project is a website that aggregates and catalogs symbols that are created and uploaded by graphic designers around the world. Based in Los A...
System UIcons : A free icon set designed for systems and products. Use how you want, without attribution.
Silk Icons : “Silk” is a smooth, free icon set, containing over 700 16-by-16 pixel icons in strokably-soft PNG format.