Typesense is an open-source search engine that supports hybrid search, including vector search capabilities, providing an alternative to proprietary vector search solutions.
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Elasticsearch is a distributed search engine supporting various data types, including vectors, and provides scalable vector search capabilities, making it a popular choice for modern AI-powered applications. It can be extended with the k-NN plugin to provide scalable vector search using HNSW and Lucene, enabling hybrid semantic and keyword search capabilities.
Orama is a lightweight search engine that supports vector and hybrid search functionalities, suitable for browser, server, or edge environments.
Solr is a mature open-source search engine that has incorporated vector search capabilities, making it relevant for enterprises looking to implement vector-based search alongside traditional keyword search.
Bleve is an open-source search library with experimental support for vector search, enabling hybrid search and retrieval in applications.
Tantivy is a full-text search engine library inspired by Apache Lucene, offering fast and scalable similarity search capabilities. While primarily focused on text, it supports efficient vector-based similarity searches, making it useful for vector search tasks.
Qdrant is an openâsource vector database designed for highâperformance similarity search and AI applications such as RAG, recommendation systems, advanced semantic search, anomaly detection, and AI agents. It provides scalable storage and retrieval of vector embeddings with features like filtering, hybrid search, and productionâgrade APIs for integrating with machine learning workloads.
Typesense is an open-source, developer-friendly search engine designed for high performance and ease of use. It supports both traditional full-text search and vector/semantic search, offering a modern alternative to proprietary solutions like Algolia and Pinecone, as well as open-source engines like Elasticsearch.
Vector Database Engines
open-source, hybrid-search, vector-search, full-text-search