Nmap - Nmap Free Security Scanner, Port Scanner, & Network Exploration Tool. Download open source software for Linux, Windows, UNIX, FreeBSD, etc.
Algolia - Algolia's Search API makes it easy to deliver a great search experience in your apps & websites. Algolia Search provides hosted full-text, numerical, faceted and geolocalized search.
Angry IP Scanner - Open-source and cross-platform network scanner designed to be fast and simple to use
ElasticSearch - Elasticsearch is an open source, distributed, RESTful search engine.
Advanced IP Scanner - Advanced IP Scanner shows all network devices, gives you access to shared folders, and can even remotely switch computers off. Download it Free.
Apache Solr - Solr is an open source enterprise search server based on Lucene search library, with XML/HTTP and...