Contains over a million images in architecture, painting, sculpture, photography, decorative arts, design and more. Note: As of 2011, ARTstor users are required to register and log in before downloading images and 2017, access to this resource now requires Touchstone authentication regardless of the user’s location.

An online magazine providing a "carefully edited selection of the best architecture, design and interiors projects from around the world."

Many Flickr users have chosen to offer their work under a Creative Commons license, and you can browse or search through content under each type of license.

The most comprehensive image search on the web.

2.6 million images from Internet Archive public domain eBooks that span over 500 years of content. Searchable! Public domain!

A site with hundreds of thousands of photos and clipart free to use for any purpose.

Slanted is a weblog about typography, published by MAGMA Brand Design from Karlsruhe, Germany.

"... an association of people who create content-rich, emotionally compelling, experiential spaces for a wide range of environments, from hospitals and transit hubs to museums and educational campuses."

Symbols.com contains more than 1,600 articles about 2,500 Western signs, arranged into 54 groups according to their graphic characteristics.

The WGSN Blog (formerly known as Stylesight) provides trend forecasting and analysis in multiple design and lifestyle-related markets. Also on Tumblr and Instagram.