Everystockphoto
Free photo search engine. Looks for images from various sources. Presents search results that include license information and other details about an image.
Gazopa
Allows users to upload graphics or draw them, and then searches for similar images.
Google Image Slideshow
Online tool that generates a slideshow featuring the results from Google Images search.
IconFinder
Search engine focused on icons for web designers and developers.
Incogna
Image search engine that does not only rely on meta data but emphasizes consideration for visual information.
LiteFlick
Searches for Flickr images by text, username, tags, date, and license.
Piccsy
Search for specialized images at this platform, with over 50 images submitted daily.
PicFindr
Helps find desired free-to-use stock photography online.
Picsearch
Family-friendly online tool for searching pictures and images.
Piximilar
Visual search API that facilitates search through image collections without metadata or keywords. Finds images according to similarity.
Pixolu²
Searches for images on Flickr and Yahoo and presents visually sorted search results that can be panned or zoomed with the mouse wheel.
Qflick
Image search tool for Flickr presenting results as a slideshow. Also features images according to most popular tags.
TinEye
Reverse image search engine obtains information about the origin of an image, the existence of modified versions, and the availability of higher resolution copies.
Veezle
Find stock photos the easy way. Veezle offers an image/stock photo search engine.
Wylio
Picture search engine particularly designed for bloggers. Instantly generates embedding codes for the pictures found.