Open-source vector-database software
233 open-source libraries, tools and applications tagged vector-database, ranked by how closely vector-database is their primary purpose, then by adoption and maintenance health. Each entry links to a page with sources, use cases and when to choose or avoid it.
233 products, primary matches first, then adoption-weighted; health v2 shown.
| Product | Health v2 | Stars | Maturity |
|---|---|---|---|
| trustgraph-ai/trustgraph TrustGraph is an open-source context interoperability layer that builds unified semantic context layers using hypergraphs, knowledge graphs… | 78 | 2808 | active |
| learnhouse/learnhouse LearnHouse is a next-generation open-source learning management system (LMS) for creating, sharing, and selling educational content. It com… | 100 | 2404 | active |
| VCP VCPToolBox is a Node.js middleware layer deployed between LLM APIs and frontend applications, providing a unified Variable & Command Protoc… | 80 | 2383 | active |
| deepsense-ai/ragbits Ragbits is a Python framework of modular building blocks for rapidly developing generative AI applications, covering LLM interaction, promp… | 69 | 1674 | active |
| pixeltable/pixeltable Pixeltable is a Python library providing declarative, incremental data infrastructure for multimodal AI applications, unifying storage of i… | 94 | 1639 | active |
| a16z-infra/companion-app A tutorial starter stack for building and hosting AI companions with personality, backstory, and conversational memory. It combines Next.js… | 29 | 5981 | maintenance |
| GitHamza0206/simba Simba is an open-source, production-ready customer service assistant and knowledge management system built around a fully customizable RAG … | 59 | 1546 | active |
| KruxAI/ragbuilder RagBuilder is a Python toolkit that automatically builds an optimal, production-ready Retrieval-Augmented Generation (RAG) pipeline for you… | 65 | 1539 | active |
| ModernRelay/omnigraph Omnigraph is a lakehouse-native graph database written in Rust that stores versioned graphs on object storage using the Lance format, with … | 82 | 1536 | active |
| Open-Source-Legal/OpenContracts OpenContracts is a self-hosted, MIT-licensed document intelligence platform that turns document repositories into a programmable citation g… | 90 | 1508 | active |
| DemonDamon/FinnewsHunter FinnewsHunter is a multi-agent financial intelligence platform built on the AgenticX framework that monitors Chinese financial news sources… | 76 | 1500 | active |
| nduckmink/arkon Arkon is a self-hosted enterprise knowledge hub that compiles organizational documents into a structured, traceable wiki and serves it to L… | 65 | 1461 | active |
| opencx-labs/OpenChat OpenChat is a self-hosted chatbot console that lets everyday users create and manage unlimited custom chatbots powered by GPT-3/GPT-4 with … | 10 | 5228 | maintenance |
| Nutlope/pdftochat PDFToChat is an open-source Next.js web application that lets users upload PDFs and chat with them using AI. It uses Together AI's Mixtral … | 65 | 1443 | active |
| aws-samples/aws-genai-llm-chatbot A modular, production-ready AWS solution for deploying a multi-LLM, multi-RAG powered chatbot using AWS CDK. It supports Amazon Bedrock, Sa… | 10 | 1398 | active |
| arkohut/pensieve Pensieve is a privacy-focused passive screen recording application that automatically takes screenshots of your screens, indexes them with … | 79 | 1393 | active |
| Hopsworks Hopsworks is an open-source, data-intensive AI platform (an 'AI Lakehouse') built around a Python-centric Feature Store with online/offline… | 23 | 1310 | active |
| StarlightSearch/EmbedAnything EmbedAnything is a high-performance, memory-safe embedding pipeline written in Rust (with Python bindings) that generates embeddings from t… | 86 | 1309 | active |
| neo4j/neo4j-graphrag-python The official Neo4j first-party Python library for building graph retrieval-augmented generation (GraphRAG) applications. It provides retrie… | 93 | 1303 | active |
| jonexaiorg/jonex Jonex is an end-to-end, self-hosted AI knowledge platform combining a multimodal parsing engine (documents, video, images) with an ontology… | 57 | 1267 | active |
| Symfony AI Symfony AI is a set of PHP components and Symfony bundles that integrate AI capabilities into PHP applications, including a unified interfa… | 85 | 1214 | active |
| nico-martin/gemma4-browser-extension A Chrome extension that runs an on-device AI agent powered by Transformers.js and Gemma 4 via WebGPU, entirely locally with no data sent to… | 57 | 1155 | active |
| EmbeddedLLM/JamAIBase JamAI Base is an open-source backend-as-a-service platform for AI that combines an embedded SQLite database and LanceDB vector database wit… | 66 | 1102 | active |
| DrizzleTime/Foxel Foxel is a self-hosted private cloud storage application that unifies file management across pluggable storage backends (S3, WebDAV, cloud … | 87 | 1086 | active |
| guangzhengli/ChatFiles ChatFiles is a Next.js web application that lets users upload documents and chat with them using GPT and embeddings via LangChainJS and a S… | 21 | 3335 | maintenance |
| alejandro-ao/ask-multiple-pdfs A Streamlit-based Python application built with Langchain that lets users chat with multiple PDF documents using natural language. It extra… | 30 | 1876 | maintenance |
| peterw/Chat-with-Github-Repo A Python application that lets you chat with any GitHub repository. It clones a repo, embeds its documents into Activeloop Deep Lake, and s… | 30 | 1142 | maintenance |
| fcakyon/autollm AutoLLM is a Python library for rapidly building RAG-based LLM web apps and APIs, offering a unified API over 100+ LLM providers and 20+ ve… | 10 | 1004 | maintenance |
| pingcap/autoflow AutoFlow is an open-source Graph RAG knowledge base tool that builds knowledge graphs over crawled documentation and answers questions via … | 60 | 2974 | experimental |
| paulpierre/RasaGPT RasaGPT is a headless LLM chatbot platform built on top of Rasa and Langchain, serving as a boilerplate and reference implementation. It in… | 50 | 2466 | experimental |
| truefoundry/cognita Cognita is an open-source RAG (Retrieval Augmented Generation) framework by TrueFoundry for building modular, production-ready RAG applicat… | 10 | 4420 | abandoned |
| n4ze3m/dialoqbase Dialoqbase is an open-source self-hosted application for creating custom chatbots powered by a personal knowledge base, supporting many cha… | 10 | 1791 | abandoned |
| gnes-ai/gnes GNES (Generic Neural Elastic Search) is a cloud-native framework for building semantic search systems over text, images, and video using de… | 10 | 1263 | abandoned |
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