Apache Solr
Description: Apache Solr is a popular, open source enterprise search platform built on Apache Lucene. It provides full-text search, hit highlighting, faceted search, dynamic clustering and database integration. Solr powers the search and navigation features of many large websites and applications.
Type: software
Pricing: Open Source
Yandex.Search
Description: Yandex.Search is a web search engine created by the Russian tech company Yandex. It is the most popular search engine in Russia and some other countries in the former Soviet Union. Yandex offers search results from websites, images, videos, news, maps, and more.
Type: software