
Description: Xapian is an open source search engine library that allows developers to add advanced searching capabilities to their applications. It supports features like full text and boolean search, spelling correction, query expansion, relevance ranking, and more.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: SearchUnit is an AI-powered search engine that aims to provide more relevant and comprehensive results to users' queries. It utilizes natural language processing and machine learning to understand search intent and connect concepts across documents.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API