unDraw is a constantly updated collection of beautiful svg images that you can use completely free and without attribution.
Icon Bundle has premium icon collections created by top designers. Icon Bundle has a huge library of premium vector icons made in different styles (flat, line, filled outline, glyph).New icon bundles are getting released on regular bases and all icons are available in the standard design formats Ai, SVG, PSD, EPS, Sketch and Iconjar.
Vivid.JS is an SVG Icons library which can be used to add highly customizable vibrant icons to the DOM without any dev dependencies.
Vivid.JS is easy to adapt and can bring SVG icons to life using html5 data attributes on the go.