Wiby: a unique search engine with a preference for individual, non-commercial 1990's style websites.

Mojeek: a search engine based in the UK with their own database and unique search results.

YaCy is a free open-source peer-2-peer decentralized search engine with many options and it's own web crawler.

Entireweb: a search engine with it's own database and unique search results.

Search My Site: an open source search engine specific to user-submitted, non-commercial personal and independent websites.

Board Reader: search message board messages.

Wikimedia Commons: a searchable database of free media files, including images and videos anyone could use and contribute to, including public domain images, free to use images with other forms of licensing, photo challenges and much more.

Search social media website hashtags, including Facebook, Twitter, Instagram, Pinterest and much more at HashAtIt.Com.

Nerdy Data searches source code used to display websites, including JavaScript and HTML.

Excite is a search engine with sports scores, local weather forecasts and more.

Search all the Craigslist classified webpages within the craigslist.org website.

Pixabay: search free high quality photos, royalty free stock images, computer and website wallpaper, music, videos and much more available to download and use anywhere.

Ecosia Search Engine: profits from searches go towards planting trees where they are needed most.

A knowledge based search engine with unique search technology and query results, including math, science, nutrition, history, geography, engineering, mathematics, linguistics, sports, finance, music and much more.

The Metacrawler Meta Search Engine searches multiple website databases, resulting in a unique variety of search results.

Answers.com: search for answers to questions.

Ask is a search engine with it's own database, enabling visitors to easily find requested data.