kividbio / kividb

A fast, multi-threaded Redis® and Valkey alternative written in Rust: drop-in compatible, with full-text and vector search built in

volcengine / OpenViking

Self-evolving Context Database for AI Agents. Unify Agent Memory, Knowledge RAG and Skills.

VectifyAI / PageIndex

Python library and SDK that builds a hierarchical tree index of documents so an LLM can reason through it for retrieval, without vector databases or chunking.

Mintplex-Labs / anything-llm

Stop renting your intelligence. Own it with AnythingLLM. Everything you need for a powerful local-first agent experience

topoteretes / cognee

Cognee is the open-source AI memory platform for agents. Give your AI agents persistent long-term memory with small models for free

run-llama / llama_index

LlamaIndex is the document processing platform for AI

NirDiamant / RAG_Techniques

A collection of 42+ runnable Jupyter notebooks, each tutorial covering an advanced technique for Retrieval-Augmented Generation systems.

qdrant / qdrant

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

lancedb / lancedb

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

MariaDB / server

MariaDB server is a community developed fork of MySQL server. Started by core members of the original MySQL team, MariaDB actively works with outside developers to deliver the most featureful, stable, and sanely licensed open SQL server in the industry.

meilisearch / meilisearch

A lightning-fast search engine API bringing AI-powered hybrid search to your sites and applications.

StarTrail-org / LEANN

[MLsys2026 Best Paper]: https://arxiv.org/abs/2506.08276. RAG on Everything with LEANN. Enjoy 97% storage savings while running a fast, accurate, and 100% private RAG application on your personal device.

ronitgupta138 / Vectra-Core

⚡ In-Memory Vector Search Engine & HNSW ANN Graph in Java 21 Loom. Sub-millisecond KNN retrieval, 8-bit scalar quantization (SQ8), 16,000+ QPS.

langchain4j / langchain4j

LangChain4j is an idiomatic, open-source Java library for building LLM-powered applications on the JVM. It offers a unified API over popular LLM providers and vector stores, and makes implementing tool calling (including MCP support), agents and RAG easy. It integrates seamlessly with enterprise Java frameworks like Quarkus and Spring Boot.

redis / redis

In-memory data structure store used as a cache, database, message broker, and vector/document query engine.

lioensky / VCPToolBox

VCP 部署在 AI 模型 API 与前端应用之间，是面向AGI OS开发和探索的工业级基建示范项目。通过统一指令协议、多层级持久化记忆、分布式插件引擎及多 Agent 协作框架，将原本“无状态、无记忆、无工具调用能力”的大语言模型，彻底改造成拥有永久自我意识、物理世界操作权及群体协作智能的完整智能体系统。

weaviate / 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 and scalability of a cloud-native database​.

alibaba / zvec

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

genkit-ai / genkit

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

paradedb / paradedb

One Postgres for your application data, full-text search, vector retrieval, and aggregations. Home of the pg_search extension.

doobidoo / mcp-memory-service

Open-source persistent memory for AI agent pipelines (LangGraph, CrewAI, AutoGen) and Claude. REST API + knowledge graph + autonomous consolidation.

HelixDB / helix-db

HelixDB is an OLTP graph database with native vector and full-text search built in Rust on Object Storage.

milvus-io / milvus

Milvus is a high-performance, cloud-native vector database built for scalable vector ANN search

tickernelz / opencode-mem

OpenCode plugin that gives coding agents persistent memory using local vector database

oceanbase / seekdb

The AI-Native Search Database. Best for agent storage, it unifies vector, text, structured, and semi-structured data into a single engine. This all-in-one database makes agents smarter, easier to run, and more stable.

oceanbase / oceanbase

OceanBase is the unified distributed database for the AI era — open-source, multi-model, one engine for your most demanding workloads.

vespa-engine / vespa

The AI search platform

giancarloerra / SocratiCode

Enterprise-grade (40m+ LOC) codebase intelligence, zero-setup, local & private Plugin/Skill/Extension or MCP: hybrid semantic search, polyglot dependency graphs, symbol-level impact analysis & call-flow, interactive HTML viewer, cross-project & branch-aware search, DB/API/infra knowledge. 61% less tokens, 84% fewer calls, 37x faster. Cloud in beta.

zilliztech / attu

The Best GUI for Milvus

neuron-core / neuron-ai

The Agentic Framework of the PHP ecosystem to build production-ready AI driven applications. Connect components (LLMs, Tools, vector DBs, memory) to agents that interact with your data and UI.

NirDiamant / Agent_Memory_Techniques

Agent memory for LLMs: 30 runnable Jupyter notebooks covering conversation buffers, vector stores, knowledge graphs, episodic and semantic memory, MemGPT, Mem0, Letta, Zep, Graphiti, LoCoMo benchmarks, and production patterns.

vasu-devs / JustHireMe

Local-first AI job intelligence workbench for scraping roles, ranking fit, and generating tailored application materials.

SeekStorm / SeekStorm

SeekStorm: vector & lexical search - in-process library & multi-tenancy server, in Rust.

orneryd / NornicDB

Nornicdb is a distributed low-latency, Graph+Vector, Temporal MVCC with all sub-ms HNSW search, graph traversal, and writes. Using Neo4j Bolt/Cypher and qdrant's gRPC means you can switch with no changes while adding intelligent features like schemas, managed embeddings, reranking+llm, GPU accel, Auto-TLP, Policy-based Memory Decay, and MCP server.

elastic / mcp-server-elasticsearch

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databendlabs / databend

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

Open-Source-Legal / OpenContracts

The open document intelligence platform for builders and hackers - DMS for the agentic world

CesiumGS / 3d-tiles

Specification for streaming massive heterogeneous 3D geospatial datasets :earth_americas:

datalevin / datalevin

A simple, fast and versatile Datalog database

ArcadeData / arcadedb

ArcadeDB Multi-Model Database, one DBMS that supports SQL, Cypher, Gremlin, HTTP/JSON, MongoDB and Redis. ArcadeDB is a conceptual fork of OrientDB, the first Multi-Model DBMS. ArcadeDB supports Vector Embeddings.

lightonai / next-plaid

NextPlaid, ColGREP: Multi-vector search, from database to coding agents.

CaviraOSS / LongMemory

Local persistent memory store for LLM applications including claude desktop, github copilot, codex, antigravity, etc.

milvus-io / bootcamp

Dealing with all unstructured data, such as reverse image search, audio search, molecular search, video analysis, question and answer systems, NLP, etc.

matrixorigin / matrixone

AI-native HTAP database with Git-for-Data and built-in vector search, serving as the data and memory backbone for intelligent agents and applications.

peremartra / Large-Language-Model-Notebooks-Course

Practical course about Large Language Models.

milvus-io / pymilvus

Python SDK for Milvus Vector Database

StarlightSearch / EmbedAnything

Highly Performant, Modular, Memory Safe and Production-ready Inference, Ingestion and Indexing built in Rust 🦀

LibreChat-AI / rag-api

ID-based RAG FastAPI: Integration with Langchain and PostgreSQL/pgvector

CodeAbra / iai-personal-memory-engine

A cyber brain for your AI. It never forgets a detail, remembers exactly what you said, and learns how you work over time. Free, local, works with Cursor, Claude Code, Codex, OpenClaw, Hermes and more. MIT.

Intrect-io / OpenSwarm

OpenSwarm — Autonomous AI dev team orchestrator powered by Claude Code CLI. Discord control, Linear integration, cognitive memory.

Bessouat40 / RAGLight

RAGLight is a modular framework for Retrieval-Augmented Generation (RAG). It makes it easy to plug in different LLMs, embeddings, and vector stores, and now includes seamless MCP integration to connect external tools and data sources.

superlinked / VectorHub

Deprecated historical repo. Superlinked now develops SIE, a self-hosted inference engine for embeddings, reranking, OCR, extraction, and document processing.

neuml / txtai

💡 All-in-one AI framework for semantic search, LLM orchestration and language model workflows

oramasearch / 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.

zilliztech / deep-searcher

Open Source Deep Research Alternative to Reason and Search on Private Data. Written in Python.

infiniflow / infinity

The AI-native database built for LLM applications, providing incredibly fast hybrid search of dense vector, sparse vector, tensor (multi-vector), and full-text.

crate / crate

CrateDB is a distributed and scalable SQL database for storing and analyzing massive amounts of data in near real-time, even with complex queries. It is PostgreSQL-compatible, and based on Lucene.

pinecone-io / examples

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

LLPhant / LLPhant

LLPhant - A comprehensive PHP Generative AI Framework using OpenAI GPT 4. Inspired by Langchain

NGT-labs / NGT

Nearest Neighbor Search with Neighborhood Graph and Tree for High-dimensional Data