Discover the best Vector Databases & Retrieval — from open-source AI search tools and AI databases to sentence transformers, retrieval-augmented generation data generators, and web search APIs, this is where data scientists and engineers find solutions that optimize their workflows: building search engines, managing large-scale data retrieval, enhancing AI model performance, and automating information extraction. Browse 47 AI Tools for Vector Databases & Retrieval across AI Apps, AI GitHub Repos, AI Platforms and AI Frameworks and more.
47 tools
AI GitHub Repos
AI-focused search infrastructure project hosted on GitHub. It enables developers to contribute to its development and enhance AI search capabilities through…Chroma is an AI-focused search infrastructure project hosted on GitHub. It enables developers to contribute to its development and enhance AI search capabilities through…
Ranked #1 in Vector Databases & RetrievalAI Apps
Cloud-native NoSQL database designed to manage real-time, unstructured, and multimodal data for AI applications. It offers elastic scalability, high…DataStax Astra DB is a cloud-native NoSQL database designed to manage real-time, unstructured, and multimodal data for AI applications. It offers elastic scalability, high…
Ranked #2 in Vector Databases & RetrievalAI GitHub Repos
Open-source Retrieval-Augmented Generation (RAG) engine that integrates advanced RAG with Agent capabilities, providing a robust context layer for large language…RAGFlow is an open-source Retrieval-Augmented Generation (RAG) engine that integrates advanced RAG with Agent capabilities, providing a robust context layer for large language…
Ranked #3 in Vector Databases & RetrievalAI GitHub Repos
Open-source tool for vector similarity search in Postgres. It allows developers to efficiently manage and query vector data, enhancing applications that rely on…pgvector is an open-source tool for vector similarity search in Postgres. It allows developers to efficiently manage and query vector data, enhancing applications that rely on…
Ranked #4 in Vector Databases & RetrievalAI GitHub Repos
High-performance, cloud-native vector database designed for scalable vector approximate nearest neighbor (ANN) search, enabling efficient data retrieval and management…Milvus is a high-performance, cloud-native vector database designed for scalable vector approximate nearest neighbor (ANN) search, enabling efficient data retrieval and management…
Ranked #5 in Vector Databases & RetrievalAI Platforms
Globally distributed vector database that enables the creation of full-stack AI applications. It simplifies querying embeddings for machine learning…Cloudflare Vectorize is a globally distributed vector database that enables the creation of full-stack AI applications. It simplifies querying embeddings for machine learning…
Ranked #6 in Vector Databases & RetrievalAI Apps
Open-source, AI-native database designed for building applications with semantic search, retrieval-augmented generation (RAG), and AI agents. It helps developers…Weaviate is an open-source, AI-native database designed for building applications with semantic search, retrieval-augmented generation (RAG), and AI agents. It helps developers…
Ranked #8 in Vector Databases & RetrievalAI Apps
Open-source, developer-friendly search engine and AI retrieval platform that adds lightning-fast full-text, semantic, and hybrid search to any website or…Meilisearch is an open-source, developer-friendly search engine and AI retrieval platform that adds lightning-fast full-text, semantic, and hybrid search to any website or…
Ranked #9 in Vector Databases & RetrievalAI Apps
Scalable vector database designed for AI applications. It enables contextual and time series search, integrating structured and unstructured data for AI-driven…KDB.AI is a scalable vector database designed for AI applications. It enables contextual and time series search, integrating structured and unstructured data for AI-driven…
Ranked #10 in Vector Databases & RetrievalAI GitHub Repos
Open-source AI memory platform designed for agents, enabling persistent long-term memory across sessions with a self-hosted knowledge graph engine. Ideal for…Cognee is an open-source AI memory platform designed for agents, enabling persistent long-term memory across sessions with a self-hosted knowledge graph engine. Ideal for…
Ranked #12 in Vector Databases & RetrievalAI Apps
GPU-native database designed for AI agents, enabling efficient data management, versioning, and querying. It supports continual learning by integrating…Activeloop Deep Lake is a GPU-native database designed for AI agents, enabling efficient data management, versioning, and querying. It supports continual learning by integrating…
Ranked #13 in Vector Databases & RetrievalAI Apps
Open-source AI framework designed for semantic search, LLM orchestration, and language model workflows. It integrates vector indexes, graph networks, and relational…txtai is an open-source AI framework designed for semantic search, LLM orchestration, and language model workflows. It integrates vector indexes, graph networks, and relational…
Ranked #14 in Vector Databases & RetrievalAI Apps
Offers an open-source agent memory system that allows AI agents to learn from mistakes and improve over time. It supports cross-session persistence, fast memory recall,…Vectorize offers an open-source agent memory system that allows AI agents to learn from mistakes and improve over time. It supports cross-session persistence, fast memory recall,…
Ranked #15 in Vector Databases & RetrievalAI Apps
AI Search Platform designed for fast and accurate AI search, AI agents, personalization, recommendations, and retrieval. It enables developers to build scalable…Vespa is an AI Search Platform designed for fast and accurate AI search, AI agents, personalization, recommendations, and retrieval. It enables developers to build scalable…
Ranked #16 in Vector Databases & RetrievalAI Apps
Hybrid search engine that supports multiple languages and offers high search credibility. It provides rich filtering configurations and is highly scalable, making it…Vearch is a hybrid search engine that supports multiple languages and offers high search credibility. It provides rich filtering configurations and is highly scalable, making it…
Ranked #18 in Vector Databases & RetrievalAI Apps
Highly scalable distributed vector search engine designed for fast approximate nearest neighbor searches. It leverages cloud-native architecture and the NGT algorithm to…Vald is a highly scalable distributed vector search engine designed for fast approximate nearest neighbor searches. It leverages cloud-native architecture and the NGT algorithm to…
Ranked #19 in Vector Databases & RetrievalAI Apps
Open-source, RAG-as-a-service platform that lets developers build AI chat and search apps delivering reliable, cited answers over their own data, without deep RAG…Agentset is an open-source, RAG-as-a-service platform that lets developers build AI chat and search apps delivering reliable, cited answers over their own data, without deep RAG…
Ranked #22 in Vector Databases & RetrievalAI Apps
Enterprise, cloud-native distributed vector database for storing, indexing and searching large volumes of vector data. It supports high-availability…Transwarp Hippo is an enterprise, cloud-native distributed vector database for storing, indexing and searching large volumes of vector data. It supports high-availability…
Ranked #23 in Vector Databases & RetrievalAI GitHub Repos
State-of-the-art AI retrieval system designed for efficient data retrieval and generation. It utilizes Agentic Retrieval-Augmented Generation (RAG) with a RESTful API,…R2R is a state-of-the-art AI retrieval system designed for efficient data retrieval and generation. It utilizes Agentic Retrieval-Augmented Generation (RAG) with a RESTful API,…
Ranked #24 in Vector Databases & RetrievalAI Platforms
Integrates machine learning and AI capabilities directly into your PostgreSQL database. It simplifies building AI applications by allowing you to index, filter, and…PostgresML integrates machine learning and AI capabilities directly into your PostgreSQL database. It simplifies building AI applications by allowing you to index, filter, and…
Ranked #25 in Vector Databases & RetrievalAI Apps
Local document search engine designed for AI agents. It builds an agent-ready knowledge base from your computer, offering efficient retrieval and filtering.…Linkly AI is a local document search engine designed for AI agents. It builds an agent-ready knowledge base from your computer, offering efficient retrieval and filtering.…
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Serverless vector database designed for seamless scaling from prototype to production. It offers high performance and cost-effectiveness, focusing on developer…SvectorDB is a serverless vector database designed for seamless scaling from prototype to production. It offers high performance and cost-effectiveness, focusing on developer…
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Fully managed vector database designed for AI applications. It enables fast retrieval and accurate results for searching billions of items, offering a…Pinecone is a fully managed vector database designed for AI applications. It enables fast retrieval and accurate results for searching billions of items, offering a…
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Open-source search infrastructure designed for AI applications. It offers fast, scalable search capabilities, including vector, full-text, and metadata search. Built on…Chroma is open-source search infrastructure designed for AI applications. It offers fast, scalable search capabilities, including vector, full-text, and metadata search. Built on…
Ranked #6 in AI SQL & Database ToolsAI Apps
Open-source vector search engine written in Rust, offering high-performance, scalable vector similarity search. It supports advanced metadata filtering, hybrid…Qdrant is an open-source vector search engine written in Rust, offering high-performance, scalable vector similarity search. It supports advanced metadata filtering, hybrid…
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Hybrid memory orchestrator for LLMs, combining long-term knowledge and real-time context. It ensures AI relevance and accuracy by managing persistent and session memory…xMem is a hybrid memory orchestrator for LLMs, combining long-term knowledge and real-time context. It ensures AI relevance and accuracy by managing persistent and session memory…
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Provides a production-ready AI retrieval API for your documents. It offers parsing, extraction, and grounded search with citations. The service supports over 20 languages,…LightOn provides a production-ready AI retrieval API for your documents. It offers parsing, extraction, and grounded search with citations. The service supports over 20 languages,…
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Provides long-term memory for AI applications and agents. It enables AI systems to retain and recall information over extended periods, enhancing conversational context…llongterm provides long-term memory for AI applications and agents. It enables AI systems to retain and recall information over extended periods, enhancing conversational context…
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Fully managed vector database powered by open-source Milvus, offering billion-scale vector search, hybrid search, and AI data operations for building RAG and AI…Zilliz is a fully managed vector database powered by open-source Milvus, offering billion-scale vector search, hybrid search, and AI data operations for building RAG and AI…
See the Top 250 AI AppsOpen-source AI-native multimodal lakehouse designed to accelerate data curation and feature engineering. It enables teams to build better models faster by providing…LanceDB is an open-source AI-native multimodal lakehouse designed to accelerate data curation and feature engineering. It enables teams to build better models faster by providing…
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Library designed for efficient similarity search and clustering of dense vectors. It supports large datasets and offers various algorithms for vector search, including…Faiss is a library designed for efficient similarity search and clustering of dense vectors. It supports large datasets and offers various algorithms for vector search, including…
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Fully managed Vector Lakebase designed for enterprise AI applications. Built on Milvus, it offers real-time vector search, lake-scale discovery, and optimized…Zilliz Cloud is a fully managed Vector Lakebase designed for enterprise AI applications. Built on Milvus, it offers real-time vector search, lake-scale discovery, and optimized…
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Open-source, distributed search and analytics engine designed for speed and scalability. It allows users to store, search, and analyze large volumes of data in…Elasticsearch is an open-source, distributed search and analytics engine designed for speed and scalability. It allows users to store, search, and analyze large volumes of data in…
See the Top 250 AI AppsBuild fast vector databases using Redis to simplify data handling and enhance application performance. Explore solutions that support high-speed queries and efficient data…
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Enables users to store and search vectors alongside operational data in MongoDB Atlas. It supports various use cases, including semantic search and…MongoDB Vector Search enables users to store and search vectors alongside operational data in MongoDB Atlas. It supports various use cases, including semantic search and…
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Formerly Azure Cognitive Search, enables enterprises to build AI agents with secure, scalable knowledge retrieval. It enhances data access and compliance, making…Azure AI Search, formerly Azure Cognitive Search, enables enterprises to build AI agents with secure, scalable knowledge retrieval. It enhances data access and compliance, making…
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Offers advanced embedding models and rerankers designed for efficient search and retrieval of unstructured data. Their solutions enhance retrieval accuracy and reduce…Voyage AI offers advanced embedding models and rerankers designed for efficient search and retrieval of unstructured data. Their solutions enhance retrieval accuracy and reduce…
See the Top 250 AI AppsFast search engine built on object storage, enabling vector and full-text search. It offers scalable solutions at a fraction of the cost of traditional search…Turbopuffer is a fast search engine built on object storage, enabling vector and full-text search. It offers scalable solutions at a fraction of the cost of traditional search…
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High-performance, cost-efficient multimodal retrieval-augmented generation (RAG) system. It integrates S3 Vector storage, Redis semantic caching,…AWS Bedrock S3 Vectors RAG is a high-performance, cost-efficient multimodal retrieval-augmented generation (RAG) system. It integrates S3 Vector storage, Redis semantic caching,…
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A multimodal RAG system designed to extract, index, and query technical information from engineering drawings. It utilizes Gemini, OCR, vector search, and semantic retrieval to…
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Open-source persistent multimodal AI memory system. It utilizes hybrid retrieval, reranking, and an agentic workflow to manage and access information…MemoryVault AI is an open-source persistent multimodal AI memory system. It utilizes hybrid retrieval, reranking, and an agentic workflow to manage and access information…
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Library designed for efficient similarity search and clustering of dense vectors, developed by Facebook Research. It is widely used for large-scale machine learning…Faiss is a library designed for efficient similarity search and clustering of dense vectors, developed by Facebook Research. It is widely used for large-scale machine learning…
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High-speed solution for generating text embeddings. It is designed to efficiently process and infer embeddings from text models, making it…Text Embeddings Inference (TEI) is a high-speed solution for generating text embeddings. It is designed to efficiently process and infer embeddings from text models, making it…
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High-performance, massive-scale vector database and search engine designed for the next generation of AI applications. It offers cloud availability and is optimized…Qdrant is a high-performance, massive-scale vector database and search engine designed for the next generation of AI applications. It offers cloud availability and is optimized…
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Postgres extension designed for vector search using DiskANN. It complements pgvector to enhance performance and scalability, and is open-source licensed under…pgvectorscale is a Postgres extension designed for vector search using DiskANN. It complements pgvector to enhance performance and scalability, and is open-source licensed under…
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Community-driven, open source search and analytics suite. It allows users to ingest, search, visualize, and analyze data efficiently, offering tools for search…OpenSearch is a community-driven, open source search and analytics suite. It allows users to ingest, search, visualize, and analyze data efficiently, offering tools for search…
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Enables efficient approximate nearest neighbor search using vector indexes. It supports embeddings from machine learning models, allowing users to find similar…Neo4j Vector Search enables efficient approximate nearest neighbor search using vector indexes. It supports embeddings from machine learning models, allowing users to find similar…
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