RAG

PIXELRAG: Web Screenshots Beat Text for Retrieval-Augmented Generation
https://github.com/StarTrail-org/PixelRAG

RAGFlowis a leading open-source Retrieval-Augmented Generation
https://github.com/infiniflow/ragflow

MACA: A Framework for Distilling Trustworthy LLMs into Efficient Retrievers
https://arxiv.org/abs/2601.00926

CLaRa: Bridging Retrieval and Generation with Continuous Latent Reasoning
https://github.com/apple/ml-clara

RAG-Anything: All-in-One RAG Framework
https://github.com/HKUDS/RAG-Anything

FlashRAG: A Python Toolkit for Efficient RAG Research
https://github.com/RUC-NLPIR/FlashRAG

LATTICE: LLM-guided Hierarchical Retrieval
https://github.com/nilesh2797/lattice

The open-source RAG platform: built-in citations, deep research, 22+ file formats, partitions, MCP server, and more
https://github.com/agentset-ai/agentset

REFRAG: Rethinking RAG based Decoding
https://arxiv.org/abs/2509.01092

PageIndex: Document Index for Reasoning-based RAG
https://github.com/VectifyAI/PageIndex

LangExtract is a Python library that uses LLMs to extract structured information
https://github.com/google/langextract

The no-nonsense ultra-light RAG pipeline that CHONKs, refines, and ships your texts
https://github.com/chonkie-inc/chonkie