[{ALLOW view All}] [{ALLOW edit Authenticated}] !Site Search Beside Google (Custom Search) and Amazon's (ElastiCache) services I prefer a custom service running on my own server based on filesystem. It seems that Apache [Lucene|http://lucene.apache.org/java/docs/] is the best and most common. It is available in java and .net. It is also in available in php in the form of a zend framework module. Built on it there are __Apache [Solr|http://lucene.apache.org/solr/]__ and Elastic [ElasticSearch|https://www.elastic.co/guide/en/elasticsearch/reference/current/getting-started.html]. \\ See [solr vs elasticsearch|http://solr-vs-elasticsearch.com/] and [stackoverflow|https://stackoverflow.com/questions/10213009/solr-vs-elasticsearch] Here are some more (not evaluated!) * [Xapian|https://xapian.org] (and maybe Omega front end) * [Sphinx|http://sphinxsearch.com/] * [D3.js|http://devdocs.io/d3~4/] * [Splunk|http://docs.splunk.com/Documentation] * [Algolia|https://www.algolia.com/products/search] * [Coveo|https://www.coveo.com/en/solutions/website-search] * [Stanbol|https://stanbol.apache.org/] * [Knack|https://www.knack.com/] * Hive * Aiven * Red Gate SQL Compare * InfluxDB * ProDOC * TDSmaker * SearchBlox * MarkLogic !Install Solr Solr is a REST based web-service running apart from the webserver, standard on port 32768. See [docu|http://lucene.apache.org/solr/guide/7_5/solr-tutorial.html#solr-tutorial] * Download [solr-7.5.0.zip|http://lucene.apache.org/solr/downloads.html] * Unzip (unzip -q solr-7.5.0.zip) * set java home in solr.cmd (Please set JAVA_HOME to a valid JRE / JDK directory) {{{ set JAVA_HOME=G:\lang\Solr\OpenJDK8u192-b12 }}} * Run, this starts a configuration wizard - follow instructions {{{ ./bin/solr start -e cloud }}} {{{ solr start|stop|restart|healthcheck|create|create_core|create_collection|delete|version|zk|auth|assert|config] solr start -c -m 1g -z localhost:2181 -a "-Xdebug -Xrunjdwp:transport=dt_socket,server=y,suspend=n,address=1044" solr start -help > -h host|-p port|-d dir(server)|-m memory|-s dir(solr.solr.home)|-t dir(solr.data.home)|-v (verbose log) }}} * [Indexing|http://lucene.apache.org/solr/guide/7_5/indexing-and-basic-data-operations.html] files for your collection (-Dc) in folder example/exampledocs {{{ Linux: solr-7.5.0:$ bin/post -c techproducts example/exampledocs/* Windows: java -jar -Dc=techproducts -Dauto example\exampledocs\post.jar example\exampledocs\* }}}