IsoFlat is the best place to discover the finest selection of free vectors. Designers love the diversity of isometric design and flat collections!
Animate.css is a library of ready-to-use, cross-browser animations for use in your web projects. Great for emphasis, home pages, sliders, and attention-guiding hints.
fffuel is a collection of color tools and free SVG generators for gradients, patterns, textures, shapes & backgrounds.