Apache Solr is a fast open-source Java search server. Solr enables to easily create search engines which searches websites, databases, and files.
The following list shows how various companies are using Solr search right now:
“NASA Planetary Data System (PDS) uses Solr to search for dataset, mission, instrument, target, and host information”
“MTV Networks uses Solr to power search on a number of its websites, including TheDailyShow.com, ColbertNation.com,... Read More