SearchUnit is the modern, flexible, fully featured ASP.NET search engine component for your web applications. Free Community edition available.
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OpenSearchServer Alternatives
OpenSearchServer is described as 'Open source application server allowing development of index-based applications like search engines. Main features of OpenSearchServer are : An integrated crawler for databases, web pages and rich documents; a user friendly GUI allowing development of most' and is a Search Server in the development category. There are more than 25 alternatives to OpenSearchServer for a variety of platforms, including Self-Hosted, Web-based, Linux, Mac and Windows apps. The best OpenSearchServer 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 OpenSearchServer are Apache Solr, Manticore search, Searchspring and Pagefind.
Alternatives list
Free site search engine. Add a site search engine to your website today, for free, in less than ten minutes. Choose from Free and Pro site search engines.
Expertrec custom search started as a replacement for google site search. It adds super-fast search autocomplete, spell correct, search listing pages to your website.
Cost / License
- Subscription
- Proprietary
Application type
Platforms
- Software as a Service (SaaS)
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Search over millions of documents, and give to your users unique, amazing and unforgettable experiences.
Cost / License
- Freemium (Subscription)
- Open Source
Application types
Platforms
- Self-Hosted
- GitHub Pages
41 Cludo Site Search alternativesCludo is a powerful search solution to your website. It is built on top of Elasticsearch which means you do not have to do any further developing, or hire any developer concerning site search. Cludo's focus is to deliver an easy to use search engine with the greatest support...
Cost / License
- Paid
- Proprietary
Platforms
- Online
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SearchBlox is an out-of-the-box Enterprise Search Solution built on top of Apache Lucene/Solr. It is fast to deploy, easy to manage and available for both on-premise and cloud deployment.
Cost / License
- Paid
- Proprietary
Application types
Platforms
- Mac
- Windows
- Linux
Simplify how agents connect to enterprise data. Build high-impact AI apps with one centralized solution for agentic retrieval-augmented generation (RAG) workflows.
- 41 TinySearch alternatives
TinySearch is a lightweight, fast, full-text search engine. It is designed for static websites.
Cost / License
- Free
- Open Source
Platforms
- Self-Hosted
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.
Cost / License
- Freemium (Subscription)
- Proprietary
Platforms
- Online
- Software as a Service (SaaS)
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.
Cost / License
- Free
- Open Source
Platforms
- Linux
- Docker
51 ParadeDB alternativesParadeDB is a modern Elasticsearch alternative built on Postgres. Built for real-time, update-heavy workloads.
Cost / License
- Free
- Open Source
Application type
Platforms
- Self-Hosted
- Docker
- Kubernetes
- PostgreSQL
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.
Cost / License
- Free
- Proprietary
Platforms
- Online
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