Cost / License
- Free
- Open Source
Platforms
- Self-Hosted


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 Linux, Web-based, Self-Hosted, 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, Manticore search, Searchspring and Pagefind.


ParadeDB is a modern Elasticsearch alternative built on Postgres. Built for real-time, update-heavy workloads.

Milvus is an open-source vector database built to power embedding similarity search and AI applications. Milvus makes unstructured data search more accessible, and provides a consistent user experience regardless of the deployment environment.


Adds a customizable search box to your web pages and show fast, relevant results powered by Google Search. It is useful in the ways that is free, but has quite bad crawlers for YOUR website.




TinySearch is a lightweight, fast, full-text search engine. It is designed for static websites.
Enterprise search, simplified. Cloud-based enterprise search solution that search across all of your organization’s content sources — Aconex, Procore, Dropbox, Microsoft Sharepoint, Onedrive, and more.
