A lightning-fast search API that fits effortlessly into your apps, websites, and workflow

LlamaIndex (formerly GPT Index) is a data framework for your LLM applications

A cloud-native vector database, storage for next generation AI applications

Qdrant - High-performance, massive-scale Vector Database for the next generation of AI. Also available in the cloud https://cloud.qdrant.io/

Weaviate is an open source vector database that stores both objects and vectors, allowing for combining vector search with structured filtering with the fault-tolerance and scalability of a cloud-native database, all accessible through GraphQL, REST, and various language clients.

Database for AI. Store Vectors, Images, Texts, Videos, etc. Use with LLMs/LangChain. Store, query, version, & visualize any AI data. Stream data in real-time to PyTorch/TensorFlow. https://activeloop.ai

🌌 Fast, in-memory, typo-tolerant, full-text and vector search engine in <2kb.

Open-source ChatGPT experience for both open and closed source LLMs, embedders, and vector databases. Unlimited documents, messages, and concurrent users with permission management in one app.

💡 All-in-one open-source embeddings database for semantic search, LLM orchestration and language model workflows

A query and indexing engine for Redis, providing secondary indexing, full-text search, vector similarity search and aggregations.

Jupyter Notebooks to help you get hands-on with Pinecone vector databases

PostgreSQL for Search

A distributed system for embedding-based vector retrieval

The Virtual Feature Store. Turn your existing data infrastructure into a feature store.

LLM App is a production framework for building and serving AI applications and LLM-enabled real-time data pipelines.

⚡️Open-source LangChain-like AI knowledge database with web UI and Enterprise SSO⚡️, supports OpenAI, Azure, Google Gemini, HuggingFace, OpenRouter, ChatGLM and local models, chat demo: https://ai.casbin.com, admin portal demo: https://ai.casibase.com

Java version of LangChain

Scalable Vector database plugin for Postgres, written in Rust, specifically designed for LLM

local-first semantic code search engine

Epsilla is a high performance Vector Database Management System. Try out hosted Epsilla at https://cloud.epsilla.com/