Azure AI Search is described as 'Simplify how agents connect to enterprise data. Build high-impact AI apps with one centralized solution for agentic retrieval-augmented generation (RAG) workflows' and is a Search Server in the development category. There are more than 25 alternatives to Azure AI Search for a variety of platforms, including Web-based, Self-Hosted, Linux, Mac and Windows apps. The best Azure AI Search alternative is Algolia. It's not free, so if you're looking for a free alternative, you could try Algolia or Elasticsearch. Other great apps like Azure AI Search are Apache Solr, Pagefind, Manticore search and Searchspring.
Azure search uses a single index to cater to all the web users. Hence webmaster does not control the ranking due to span issue. Since Expertrec has one index per website, webmasters have full control on their site ranking.