SearXNG is described as 'free internet metasearch engine which aggregates results from various search services and databases. Users are neither tracked nor profiled' and is an app in the Online Services category. There are more than 50 alternatives to SearXNG for a variety of platforms, including Online / Web-based, Android, iPhone, Firefox and Windows. The best alternative is DuckDuckGo, which is free. Other great apps like SearXNG are Searx (Free, Open Source), Google Search (Free), Startpage (Free) and Qwant (Free).
Searx is a free internet metasearch engine which aggregates results from more than 70 search services. Users are neither tracked nor profiled. Additionally, searx can be used over Tor for online anonymity.
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.