Tiny PNG provides smart compression of PNG & JPG. They also offer a simple developer API to compress your images.
The first 500 images per month are free ,
Fontsup.com is an archive containing over 100.000 free fonts.
The Unsplash license says it all : “All photos published on Unsplash are licensed under Creative Commons Zero which means you can copy, modify, distribute and use the photos for free, including commercial purposes, without asking permission from or providing attribution to the photographer or Unsplash.”
And most importantly, they also offer a development API :)
Granim.js – Create fluid and interactive gradients animations with this small (< 10 kB) js library.
The Bellmaker is a library of device-agnostic and device-specific media queries that will complement your exisiting CSS.
A responsive sticky element plugin, designed to be used with Foundation, Bootstrap or your own css solution.
Looking for a background pattern or want to share a unique pattern of your own?
Look no more, Subtle Patterns is a quality resource for anyone searching for tilable textured patterns.
Depending on the amount of particles interacting, they will all spin up your fan at some point ;) You can also use Three.js to create it, but that might be an overkill.
Here some of the solutions:
The Encom Globe is a WebGL-based clone of the globe from the boardroom scene in Tron: Legacy. Its written using Three.js, with parts implemented in GLSL.
“Paper.js is an open source vector graphics scripting framework that runs on top of the HTML5 Canvas. It offers a clean Scene Graph / Document Object Model and a lot of powerful functionality to create and work with vector graphics and bezier curves, all neatly wrapped up in a well designed, consistent and clean programming interface.”