Getty Images

Probably one of the biggest Stock agencies on the market, featuring stock media in four main sections: Creative, Editorial, Video footage and Music.

Dreamstime

“75 million stock images, world’s largest stock community, 20 million users” Also featuring a large collection of Royalty-Free and public domain (CC0) images that you can download and use – for free.

fotolia

“Fotolia is powered by a diverse international community of artists, graphic designers and agencies who bring you tens of thousands of new and unique images, illustrations and videos every single day. Fotolia’s Infinite Collection was the first to offer the choice of both crowdsourced and professional images on one convenient site…” Currently featuring over 110 … Continue reading fotolia

Shutterstock

“Shutterstock is a leading global technology company offering a creative platform for high-quality assets, tools and services.” Currently featuring over 184 Million royalty-free stock images.