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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 Web-based, Self-Hosted, 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
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
- Paid
- Proprietary
Application type
Platforms
- Software as a Service (SaaS)
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59 Qdrant alternativesQdrant (read: quadrant) is a vector similarity search engine and vector database. It provides a production-ready service with a convenient API to store, search, and manage points—vectors with an additional payload Qdrant is tailored to extended filtering support.
Cost / License
- Free
- Open Source (Apache-2.0)
Platforms
- Mac
- Windows
- Linux
Search over millions of documents, and give to your users unique, amazing and unforgettable experiences.
Cost / License
- Freemium
- Open Source
Application types
Platforms
- Self-Hosted
- GitHub Pages
Cludo 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...
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29 SearchBlox alternativesSearchBlox 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.
TinySearch is a lightweight, fast, full-text search engine. It is designed for static websites.
Cost / License
- Free
- Open Source (Apache-2.0)
Platforms
- Self-Hosted
T
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
- 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 (Apache-2.0)
Platforms
- Linux
- Docker
ParadeDB is a modern Elasticsearch alternative built on Postgres. Built for real-time, update-heavy workloads.
Cost / License
- Free
- Open Source (AGPL-3.0)
Application type
Platforms
- Self-Hosted
- Docker
- Kubernetes
- PostgreSQL
Cost / License
- Freemium
- Open Source (Apache-2.0)
Platforms
- Online
- Software as a Service (SaaS)
- Python
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