Researchers

Yandex is the fastest growing search engine in the world, serving primarily Russian users. It has been experimenting with an English-based search engine, but its main operations are for its Cyrillic engine.

Open-source metasearch engine aggregating results from 70+ services, with no tracking, no user profiling, Tor support, and browser integration for privacy.

YaCy is a free search engine that anyone can use to build a search portal for their intranet or to help search the public internet. When contributing to the world-wide peer network, the scale of YaCy is limited only by the number of users in the world and can index billions of...

Disconnect Search is a meta-search-engine browser extension that lets you search privately using your favorite search engine.

Open source metasearch engine with no tracking, combining results from multiple search engines, offering private, non-censored searches, and operated by a nonprofit.