Tesse!

Stack Exchange is a fast-growing network of 84 [and counting] question and answer sites on diverse topics from software programming to cooking to photography and gaming. We are an expert knowledge exchange: a place where physics researchers can ask each other about quantum entanglement, computer programmers can ask about JavaScript date formats, and photographers can share knowledge about taking great pictures in the snow.

Quora.com is a question/answer service allowing users to pose questions that other users can answer, each question and answer can have comments, each users can write one individual answer and there can be a summary answer.Each user can choose a description explaining their area of expertise or questions and answers can be anonymous.Questions and answers are searchable.

Searx is a metasearch engine, aggregating the results of other search engines while not storing information about its users.

start.me is a premium bookmark manager. It helps users spend less time digging for links and more time browsing them. The product is rich in features, offering various integrations, a rich mobile experience, apps for both iOS and Android and browser extensions for both a number of major browsers.

Slant is a collaboratively edited resource that helps you quickly make decisions.

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 web pages. It is fully decentralized, all users of the search engine network are equal, the network does not store user search requests and it is not possible for anyone to censor the content of the shared index.

Qwant was launched in France in February 2013 after two years of research and development. The European search engine continues to grow, innovate and the entire Qwant team is proud to present its new "Beta" version which includes:

Ixquick protects your privacy!The only search engine that does not record your IP address.

Ecosia is a green search engine that donates at least 80% of its profits from search ad revenue and online shopping to a reforestation program, currently in Burkina Faso. In November 2015 Ecosia celebrated 3 million planted trees and $5 Million donated for the environment. Ecosia is also available on mobile, find the app in the Google Play Store or the iOS App Store.

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

Yandex is the fastest growing search engine in the world, serving primarily Russia (the largest and most popular) and other countries formerly part of the Soviet Union. It has been experimenting with an amazing English-based search engine, but its main operations are for its Cyrillic engine.

Steemit gives users monetary rewards for any meaningful contribution to the platform. Of these contributions the most important are:- Creating or posting content which the other users consider valuable (like)- Finding valuable content and upvoting it