Tags: #vector-database - OSS Alternative - Discover Top Open Source Alternatives to Popular Software

Tags: #vector-database

Vector Database
27.7k

chroma-core/chroma

An open-source vector database simplifying the storage, indexing, and querying of embeddings for AI applications.

AI Agent Orchestration Platform
Docker
28.4k

simstudioai/sim

An open-source platform for building, deploying, and orchestrating AI agents and agentic workflows with 1,000+ integrations.

AI Agent Memory Infrastructure
Python
16.8k

topoteretes/cognee

An open-source knowledge engine designed to build personalized and dynamic memory for AI agents, enabling them to learn and provide relevant context.

Vector Database
Go
44.0k

milvus-io/milvus

A high-performance, cloud-native vector database designed for scalable Approximate Nearest Neighbor (ANN) search on massive unstructured data.

AI Framework
python
12.4k

neuml/txtai

An all-in-one AI framework for semantic search, LLM orchestration, and language model workflows, powered by an embeddings database.

On-Device RAG Framework & Vector Database
Python
10.9k

yichuan-w/LEANN

LEANN is an innovative on-device vector database enabling private, efficient, and fast Retrieval Augmented Generation (RAG) across all your personal data with significant storage savings.

AI Chatbot Template
Node.js
16.5k

mayooear/ai-pdf-chatbot-langchain

A customizable AI chatbot template that ingests PDF documents, stores embeddings, and answers user queries using LLMs, orchestrated by LangChain and LangGraph.

Technical Guide
Python
6.6k

datawhalechina/all-in-rag

A comprehensive, full-stack guide to Retrieval Augmented Generation (RAG) technology for large language model application development, covering theory, practice, and engineering best practices.

Vector Database
Docker
16.1k

weaviate/weaviate

An open-source, cloud-native vector database enabling semantic search at scale by combining vector similarity with structured filtering and AI capabilities.

Vector Database & Search Engine
Docker
30.7k

qdrant/qdrant

A high-performance, massive-scale vector database and search engine designed for next-generation AI applications.

LLM Development Course
qdrant
3.4k

iusztinpaul/hands-on-llms

A hands-on course to learn LLMs, LLMOps, and vector databases by building, training, and deploying a real-time financial advisor LLM system.

AI Chatbot Platform
Python
3.0k

rag-web-ui/rag-web-ui

An intelligent dialogue system leveraging RAG technology to build custom Q&A systems from diverse knowledge bases.

AI Data Management Platform
python
9.1k

activeloopai/deeplake

Deep Lake is an AI data runtime and database optimized for deep learning, offering serverless multimodal data storage, scalable retrieval, and training capabilities.

AI Agent Plugin / Semantic Code Search Tool
Node.js
10.2k

zilliztech/claude-context

An MCP plugin that provides AI coding agents like Claude Code with deep, cost-effective context from an entire codebase through semantic search.

AI Data Platform
python
10.1k

lancedb/lancedb

An open-source, developer-friendly embedded retrieval library and multimodal AI lakehouse for fast, scalable vector search and data management.

Distributed AI & Data Serving Platform
Java
6.9k

vespa-engine/vespa

A powerful open-source platform for real-time AI inference, search, and data organization across vectors, tensors, text, and structured data at any scale.

AI-Native Search Database
2.5k

oceanbase/seekdb

An AI-native search database that unifies relational, vector, text, JSON, and GIS data in a single engine, enabling hybrid search and in-database AI workflows.

AI-powered Knowledge Base Tool
TiDB
2.8k

pingcap/autoflow

An open-source, graph RAG-based conversational knowledge base tool built with TiDB Serverless Vector Storage, offering intelligent search and instant answers.

Distributed Vector Database
kubernetes
2.3k

vearch/vearch

A cloud-native distributed vector database for efficient similarity search of embedding vectors in AI applications.

Unified Graph-Vector Database
4.1k

HelixDB/helix-db

HelixDB is an open-source graph-vector database built in Rust, designed to simplify AI application development by unifying various data models into a single, low-latency platform.

AI Workbench, Database Management Tool
docker
2.8k

zilliztech/attu

Attu is a modern, AI-native management tool for Milvus vector databases, offering a comprehensive GUI for cluster management, data exploration, and AI-driven operations.

Learning Resources & Code Examples
jupyter notebooks
3.0k

pinecone-io/examples

A comprehensive collection of Jupyter Notebooks and sample applications designed to help developers master Pinecone vector databases and common AI patterns through hands-on practice.

AI Application Learning Resource
milvus
2.4k

milvus-io/bootcamp

A comprehensive learning resource providing tutorials and demos to master Milvus for building advanced AI applications with unstructured data.

AI-powered Knowledge Management and Search Platform
Python
7.8k

zilliztech/deep-searcher

DeepSearcher is an open-source platform that leverages LLMs and vector databases to enable deep research, intelligent Q&A, and comprehensive reporting on private enterprise data.

Replaces:
Details
Python Library for Multimodal AI Data
Python
3.1k

docarray/docarray

A Python library for representing, transmitting, storing, and retrieving multimodal data, designed for AI applications.

Educational Course / MLOps Tutorial
Python
4.3k

decodingai-magazine/llm-twin-course

A free, hands-on course to build a production-ready LLM & RAG system, including a personalized AI replica, applying LLMOps best practices.

Vector Database Management UI
Docker
2.2k

Mintplex-Labs/vector-admin

A universal GUI and tool suite designed to simplify the management, visualization, and interaction with data stored in various vector databases like Pinecone, Chroma, Qdrant, and Weaviate, eliminating the need for direct API calls.

Multimodal AI Data Platform
python
1.5k

pixeltable/pixeltable

A declarative, transactional Python library for building multimodal AI applications with incremental data storage, transformation, indexing, and orchestration.

AI Development and RAG Orchestration Platform
1.1k

EmbeddedLLM/JamAIBase

A collaborative, spreadsheet-like platform for building, experimenting with, and evaluating AI applications, especially those leveraging Retrieval-Augmented Generation (RAG).

AI/ML Database Extension
Postgres
6.8k

postgresml/postgresml

PostgresML integrates machine learning and AI capabilities, including LLMs and vector search, directly into PostgreSQL, leveraging GPUs for high-performance in-database inference.

LLM Experimentation and Evaluation Tool
Python
3.0k

hegelai/prompttools

An open-source, self-hostable toolkit for testing, experimenting with, and evaluating prompts, large language models (LLMs), and vector databases.

In-process Vector Database Library
python
9.6k

alibaba/zvec

Zvec is a lightweight, lightning-fast, in-process vector database built on Alibaba's Proxima, enabling scalable and low-latency similarity search directly within applications.

Self-Learning Vector Database & AI Platform
PostgreSQL
4.0k

ruvnet/RuVector

RuVector is a high-performance, self-learning vector database with integrated graph intelligence and local AI capabilities, designed for real-time, adaptive search and agentic systems.

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