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Vector Databases Software & Alternatives

Vector stores and embedding databases for RAG and AI applications.

Claude Mem

Persistent Context Across Sessions for Every Agent – Captures everything your agent does during sessions, compresses it with AI, and injects relevant context back into future sessi... Read More

81.4K stars open source
AI Agents Vector Databases

Mem0

Universal memory layer for AI Agents

58.1K stars open source
AI Agents Vector Databases

Mempalace

The best-benchmarked open-source AI memory system. And it's free.

55.1K stars open source
Vector Databases Database

Tidb

TiDB is built for agentic workloads that grow unpredictably, with ACID guarantees and native support for transactions, analytics, and vector search. No data silos. No noisy neighbo... Read More

40.1K stars open source
Relational Databases AI Agents Vector Databases

OpenViking

OpenViking is an open-source context database designed specifically for AI Agents(such as openclaw). OpenViking unifies the management of context (memory, resources, and skills) th... Read More

25.4K stars open source
AI Agents Vector Databases

Weaviate

Weaviate is an open-source vector database that stores both objects and vectors, allowing for the combination of vector search with structured filtering with the fault tolerance an... Read More

16.3K stars open source
Search Engines Vector Databases

Lantern

Open-source VPN for speed, privacy, and censorship circumvention. Free to download on Android, iOS, Windows, macOS, and Linux.

15.7K stars open source
SEO Tools VPN & Firewalls Mobile Development

Mcp Toolbox

MCP Toolbox for Databases is an open source MCP server for databases.

15.5K stars open source
AI Agents Vector Databases

SurfSense

An open source, privacy focused alternative to NotebookLM for teams with no data limits. Join our Discord:

14.4K stars open source
Vector Databases Knowledge Bases & RAG

LEANN

LEANN is an innovative vector database designed to democratize personal AI by enabling Retrieval-Augmented Generation on all local data. It transforms laptops into powerful, privat... Read More

11.9K stars open source
Vector Databases Knowledge Bases & RAG

Lancedb

Developer-friendly OSS embedded retrieval library for multimodal AI. Search More; Manage Less.

10.6K stars open source
ML Frameworks Vector Databases

Orama

🌌 A complete search engine and RAG pipeline in your browser, server or edge network with support for full-text, vector, and hybrid search in less than 2kb.

10.4K stars open source
Search Engines Vector Databases

Zvec

A lightweight, lightning-fast, in-process vector database

9.8K stars open source
Vector Databases Database

Memos

Knowledge base that works with a SQLite db file.

9.7K stars open source
Note Taking AI Agents Vector Databases

Turbovec

A vector index built on TurboQuant, written in Rust with Python bindings

9.7K stars open source
ML Frameworks Vector Databases

Databend

Data Agent Ready Warehouse : One for Analytics, Search, AI, Python Sandbox. — rebuilt from scratch. Unified architecture on your S3.

9.3K stars open source
Data Warehouses Vector Databases

Deeplake

Deeplake is AI Data Runtime for Agents. It provides serverless postgres with a multimodal datalake, enabling scalable retrieval and training.

9.2K stars open source
AI Agents Vector Databases

GPTCache

Semantic cache for LLMs. Fully integrated with LangChain and llama_index.

8.1K stars open source
LLM Tools & Chat UIs Vector Databases

EverOS

Self-evolving memory across Agent and platform. The one portable memory layer for every agent they use - Claude Code, Codex, OpenClaw, Hermes, and more

7.2K stars open source
AI Agents Vector Databases

Civitai

A repository of models, textual inversions, and more

7.1K stars open source
Vector Databases Social Networks & Fediverse

Zeppelin

Web-based notebook that enables data-driven, interactive data analytics and collaborative documents with SQL, Scala and more.

6.6K stars open source
BI Dashboards DB Admin & GUI Clients Search Engines

Genkit

Open-source framework for building AI-powered apps in JavaScript, Go, and Python, built and used in production by Google

6.1K stars open source
AI Agents Vector Databases

TaskingAI

The open source platform for AI-native application development.

5.4K stars open source
AI Agents Vector Databases

About Vector Databases Software

Best open source vector database alternatives.