[EMNLP2025] LightRAG: Simple and Fast Retrieval-Augmented Generation
github.com/HKUDS/LightRAG
What each tool is actually for, described plainly. No ratings, no scores, no invented benchmarks.
RAG and memory: Vector databases, retrieval pipelines and the memory layers that let an agent recall things between sessions.
[EMNLP2025] LightRAG: Simple and Fast Retrieval-Augmented Generation
github.com/HKUDS/LightRAG
This repository showcases various advanced techniques for Retrieval-Augmented Generation (RAG) systems. Each technique has a detailed notebook tutorial.
github.com/NirDiamant/RAG_Techniques
Stop renting your intelligence. Own it with AnythingLLM. Everything you need for a powerful local-first agent experience
github.com/Mintplex-Labs/anything-llm
A library for efficient similarity search and clustering of dense vectors.
github.com/facebookresearch/faiss
A modular graph-based Retrieval-Augmented Generation (RAG) system
github.com/microsoft/graphrag
Your AI second brain. Self-hostable. Get answers from the web or your docs. Build custom agents, schedule automations, do deep research. Turn any online or local LLM into your personal, autonomous AI (gpt, claude, gemini, llama, qwen, mistral). Get started - free.
github.com/khoj-ai/khoj
The Memory Layer for AI Agents - Drop-in memory infrastructure for AI agents and apps. Context that persists. Built for production.
github.com/mem0ai/mem0
Milvus is a high-performance, cloud-native vector database built for scalable vector ANN search
github.com/milvus-io/milvus
Open-source vector similarity search for Postgres
github.com/pgvector/pgvector
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/
github.com/qdrant/qdrant
Opiniated RAG for integrating GenAI in your apps 🧠 Focus on your product rather than the RAG. Easy integration in existing products with customisation! Any LLM: GPT4, Groq, Llama. Any Vectorstore: PGVector, Faiss. Any Files. Anyway you want.
github.com/The-Vibe-Company/quivr
RAGFlow is a leading open-source Retrieval-Augmented Generation (RAG) engine that fuses cutting-edge RAG with Agent capabilities to create a superior context layer for LLMs
github.com/infiniflow/ragflow
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.
github.com/weaviate/weaviate