QA System Implementations RAG Tools

Complete question-answering systems built with RAG that focus on retrieval optimization, ranking techniques, and QA performance metrics across various domains. Does NOT include domain-specific chatbots, evaluation frameworks, or individual RAG components like chunking or vector search.

There are 95 qa system implementations tools tracked. 1 score above 50 (established tier). The highest-rated is GrapeCity-AI/gc-qa-rag at 54/100 with 71 stars.

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#	Tool	Score	Tier	Stars	Language
1	GrapeCity-AI/gc-qa-rag A RAG (Retrieval-Augmented Generation) solution Based on Advanced...	54	Established	71	Python
2	UKPLab/PeerQA Code and Data for PeerQA: A Scientific Question Answering Dataset from Peer...	46	Emerging	12	Python
3	Arfazrll/RAG-DocsInsight-Engine Retrieval Augmented Generation (RAG) engine for intelligent document...	42	Emerging	3	Python
4	faerber-lab/SQuAI SQuAI: Scientific Question-Answering with Multi-Agent Retrieval-Augmented...	37	Emerging	8	Python
5	Vbj1808/Dokis Lightweight RAG provenance middleware. Verifies every claim in an LLM...	37	Emerging	18	Python
6	robert-mcdermott/rag_webquery A command line utility that queries websites for answers using a local LLM	37	Emerging	8	Python
7	pcastiglione99/RAGify-Search RAGify is designed to enhance search capabilities using Retrieval-Augmented...	36	Emerging	31	Python
8	Zhanli-Li/DeepRead [DeepRead] This is the official implementation of the DeepRead paper.	35	Emerging	26	Python
9	Adii2202/RAG-AI-Voice-assistant- Performing a RAG (Retrieval Augmented Generation) assessment using...	33	Emerging	46	Python
10	sunnybedi990/RAG-with-LLM "A Retrieval-Augmented Generation (RAG) system for document query and...	32	Emerging	5	Python
11	remisharoon/LLM-Blog-Answer-Generator A Retrieval-Augmented Generation (RAG) framework utilizing Large Language...	32	Emerging	5	Python
12	NamaWho/lm-rag-techniques Question-Answering (QA) system powered by Retrieval-Augmented Generation...	30	Emerging	2	Jupyter Notebook
13	OpenDFM/NeuSym-RAG [ACL 2025] NeuSym-RAG: Hybrid Neural Symbolic Retrieval with Multiview...	30	Emerging	22	Python
14	0xshre/rag-evaluation A QA RAG system that uses a custom chromadb to retrieve relevant passages...	29	Experimental	17	Jupyter Notebook
15	fork123aniket/LLM-RAG-powered-QA-App A Production-Ready, Scalable RAG-powered LLM-based Context-Aware QA App	29	Experimental	7	Python
16	hardikjp7/DeepSeek-R1-RAG-for-Document-QA 🐋 DeepSeek-R1: Retrieval-Augmented Generation for Document Q&A 📄	28	Experimental	10	Python
17	Isaka-code/llm-20-questions 9th Place Solution - LLM 20 Questions	28	Experimental	10	Python
18	gankim/tree-of-clarifications 🌲 Code for our EMNLP 2023 paper - 🎄 "Tree of Clarifications: Answering...	28	Experimental	54	Python
19	connectaman/RAGAlchamy Summarize and perform RAG on PPTx/PPT file formats	26	Experimental	20	Jupyter Notebook
20	bsospace/blog-bsospace-mono-repo [On goging] BSO Space Blog is a web-based Q&A system that answers questions...	26	Experimental	1	TypeScript
21	umass-ml4ed/SyllabusQA Official dataset and code for "SyllabusQA: A Course Logistics Question...	24	Experimental	5	Python
22	cnbjjj/td-rag A local Retrieval-Augmented Generation (RAG) system for answering questions...	24	Experimental	3	Python
23	Srabontideb/Explainable-Dual-stage-Rag Explainable dual-stage RAG for medical QA — fuses BM25 + dense retrieval...	23	Experimental	3	Jupyter Notebook
24	Sibikrish3000/rag-invoice-processor An advanced system for automating invoice analysis and providing intelligent...	23	Experimental	2	Python
25	kritikaparmar-programmer/RAG-Pipeline A simple Retrieval-Augmented Generation (RAG) pipeline for answering...	23	Experimental	3	Python
26	AyhamJo7/deeprag This project aims to reimagine the RAG pipeline by replacing the discrete,...	23	Experimental	2	Python
27	arifme071/engineering-knowledge-rag RAG pipeline over published research in railroad AI & manufacturing — live...	22	Experimental	—	Python
28	mtnvencenzo/cezzis-com-ingestion-agentic-wf End-to-end Retrieval-Augmented Generation (RAG) workflow/agents for...	22	Experimental	—	Python
29	irfanalidv/RAGNav RAGNav is a paper-native, navigation-first RAG engine that routes questions...	22	Experimental	—	Python
30	pd766/RAG-Challenge-No-GPU RAG挑战赛的获胜方案已修改为无需GPU即可运行。使用Mineru和Qwen API进行PDF解析和问答。非常适合在任何机器上学习RAG技术。	22	Experimental	4	Python
31	DavideBruni/AMAQA A public QA dataset enriched with metadata, designed for Retrieval-Augmented...	21	Experimental	—	—
32	LaMP-Benchmark/LaMP-QA Codes for paper: "LaMP-QA: A Benchmark for Personalized Long-form Question Answering"	21	Experimental	11	Python
33	allen-li1231/refiner-rag [EMNLP 2024] Refiner: Restructure Retrieval Content Efficiently to Advance...	21	Experimental	4	Python
34	puyuan1996/ZeroPal ZeroPal: A concise RAG example for LightZero QA.	20	Experimental	7	Python
35	Anipaleja/iLLuMinator-4.9B A sophisticated transformer-based language model with integrated...	20	Experimental	3	Python
36	sbhakim/symrag SymRAG adaptively routes queries through neuro-symbolic, neural, or hybrid...	20	Experimental	2	Python
37	edcalderin/huggingface-ragflow This project implements a classic Retrieval-Augmented Generation (RAG)...	20	Experimental	2	Python
38	WinstonLiyt/Dive2Pitts Dive2Pitts: An End-to-End RAG System for Pittsburgh-CMU-Centric Question Answering	19	Experimental	2	Python
39	tayebiarasteh/RadioRAG RadioRAG: Online Retrieval-Augmented Generation for Radiology Question Answering	19	Experimental	1	Python
40	Anshita1Saxena/LLM-based-RAG-powered-QA-App A Production-Ready, Scalable RAG-powered LLM-based Context-Aware QA App	19	Experimental	3	Python
41	zbilgeozkan/rot-rag-project The RoT RAG Project implements a Python-based RAG pipeline. Documents are...	19	Experimental	2	Python
42	rizwandel/Build-Standard-RAG-with-Qdrant A Powerful Python Library to Build AI Applications with the RAG	19	Experimental	2	Jupyter Notebook
43	Natanaelvich/ai-for-devs_rag A RAG (Retrieval-Augmented Generation) implementation for PDF documents...	18	Experimental	2	Python
44	kaushik-kadari/Registration_Info_LLM_Backend This project is a Flask-based server designed to handle a registration...	18	Experimental	1	Jupyter Notebook
45	LuoDaa/enronqa-rag-and-memory 对论文《EnronQA: Towards Personalized RAG over Private Documents》的详细解读与代码实践	18	Experimental	1	Python
46	yash9439/Qdrant-GoogleCloud-RAGApplication Using Qdrant, Fastembed, Google Cloud, OpenAI to build a Question Answer...	18	Experimental	2	Jupyter Notebook
47	nicekid1/Django-Document-RAG A Retrieval-Augmented Generation (RAG) system for answering questions about...	17	Experimental	—	Python
48	Sachin23991/dreamflow-rag-updater This is RAG pipeline that take question answer from Stack Overflow and...	17	Experimental	2	Python
49	kumarrohit26/llm-with-rag Implementation of a question-answering system utilizing Large Language...	17	Experimental	1	Python
50	mik3sw/quokka-datasetbuilder Easily build a Q&A dataset for LLM training	17	Experimental	1	Python
51	37743/Arabic-Website-RAG A Retrieval-Augmented Generation (RAG) system designed to provide answers...	16	Experimental	4	Python
52	konevenkatesh/tender_rag_project A comprehensive Retrieval-Augmented Generation (RAG) application that helps...	15	Experimental	—	Python
53	invaderinvalid/RAG A Retrieval-Augmented Generation (RAG) system for exploring scientific...	15	Experimental	2	Python
54	IU-Capstone-Project-2024/Team-44 Generate quizzes based on user notes	14	Experimental	—	Jupyter Notebook
55	dhfai/DeepSeek-r1 Proyek Ollama DeepSeek Llama RAG (Retrieval-Augmented Generation) -...	14	Experimental	7	Python
56	Andriamahay11master/General-RAG-architecture AI-powered Retrieval-Augmented Generation (RAG) application built with...	14	Experimental	1	Python
57	loudsheep/simple-rag This is a simple Retrieval-Augmented Generation (RAG) system that allows you...	14	Experimental	1	Python
58	torchstack-ai/rag-summarization-pdf A Python application that implements Retrieval Augmented Generation (RAG) to...	13	Experimental	—	Jupyter Notebook
59	Pinsuda-K/rag-game-patch-th Hybrid RAG for Thai ROV patch notes: normalize diffs → hybrid retrieve (BM25...	13	Experimental	—	Python
60	jagguvarma15/Retrieval-Augmented-Workflow-using-Qdrant A fast, transparent RAG (Retrieval-Augmented Generation) workflothat answers...	13	Experimental	—	Python
61	adityonugrohoid/pAIjo-rag Islamic knowledge retrieval system — FastAPI + Qdrant +...	13	Experimental	—	Python
62	Vcarmelli/Thesis-ExGen-Exam-Question-Generation A Web-based Exam Question Generation using Large Language Model (LLM) and...	13	Experimental	—	Python
63	anirbanbasu/crux Multi-hop question answering (MHQA) with complex retrieval augmented generation (RAG)	13	Experimental	—	—
64	chibuogwuonyemaechi/genai-summarization-rag-demo “Summarisation (BART) + NER (BERT) + simple RAG (MiniLM + FLAN-T5). Answers...	13	Experimental	—	Jupyter Notebook
65	yumiian/tnl Question Answering (QA) system with RAG supported designed specifically for...	13	Experimental	—	Jupyter Notebook
66	MotiBaadror/RAG Utilizes RAG to enhance query response quality by combining language...	13	Experimental	—	Python
67	rutvikbarbhai/Simple-RAG-Service-for-Website-Q-A This project is a simple, self-contained Retrieval-Augmented Generation...	13	Experimental	—	Python
68	mosi1910/persian-qa-nlp-project Persian question answering project using ParsBERT, LLaMA, and RAG	13	Experimental	—	—
69	AntonioVFranco/bio-drzero Zero-RAG powered multi-omics reasoning system for longevity research with...	13	Experimental	—	Python
70	4thel00z/slurp Cross-Document RAG eval dataset generator with Confluence crawler and...	13	Experimental	2	Python
71	crux82/BioASQ2025-UNITOR Modular biomedical question answering pipeline with synthetic snippets and...	13	Experimental	7	Python
72	apekshyasharma/AIScholar A Retrieval-Augmented Generation (RAG) system that combines semantic and...	13	Experimental	—	Python
73	AdityaYulis/rag-project This system was created using Retrieval-Augmented Generation (RAG), which...	13	Experimental	—	Python
74	DongmingShenDS/QA_RAG RAG based QA system based on domain knowledge from local PDFs, useful for...	12	Experimental	5	Jupyter Notebook
75	nathadriele/biophenotype-rag This project implements a RAG (Retrieval-Augmented Generation) application...	12	Experimental	7	Jupyter Notebook
76	shrimantasatpati/Mistral7b-RAG-Gita_Books Retrieval Augmented Generation of Bhagavad Gita Books using Mistral7b and...	12	Experimental	5	Jupyter Notebook
77	taha-kms/CLASSMATE-RAG a local, multilingual (EN/IT) study assistant that indexes course materials...	12	Experimental	3	Python
78	marwamajdoub/Internship_Report_Helper Internship Report Helper is an AI-powered tool that helps students write...	12	Experimental	3	Python
79	anandvidvat/analyst_on_demand create a LLM with RAG framework to analyst documents on demand and provide...	11	Experimental	—	Python
80	JunoLeong/RAG-DocExtractRAG DocExtractRAG is a Retrieval-Augmented Generation (RAG) system that combines...	11	Experimental	—	Python
81	rbbetul/question_answering_with_rag This is a RAG (Retrieval Augmented Generation) question answering tool using...	11	Experimental	—	Jupyter Notebook
82	ankur-tutlani/RAG-Enhanced-QA A cutting-edge system using the RAG approach to enhance document retrieval...	11	Experimental	—	Python
83	xilenAtenea/LLM_QA_Using-RAG Script leveraging RAG (Retrieval-Augmented Generation) for Question Answering tasks.	11	Experimental	3	Python
84	Lizhecheng02/Kaggle-LLM_Science_Exam Implementing science-related multiple-choice question answering based on...	11	Experimental	3	Jupyter Notebook
85	shreyansh26/RAG-ML-Engg-Open-Book Query the ML Engineering Open Book using RAG	11	Experimental	3	Python
86	itsmejul/ask-my-repo Talk to your Github repositories in natural language! Full-stack RAG using...	11	Experimental	2	Python
87	Gholamrezadar/scientific-qa-rag Answering Multiple Choice Scientific Questions using RAG + Internet Search.	11	Experimental	2	Jupyter Notebook
88	Opikadash/text-generator An advanced Retrieval-Augmented Generation (RAG) pipeline with integrated...	11	Experimental	2	Python
89	apooorv19/QEDS-RAG-Project 🎓 Production-grade RAG Tutor for handwritten notes. Features Hybrid Search...	10	Experimental	1	Python
90	AhmedSeelim/Arabic-Question-Answering-with-RAG The "RAG-Powered-QA-Assistant" project aims to build an advanced...	10	Experimental	2	Jupyter Notebook
91	devyansh22156/Mental-Health-Utterance-Prediction This repository implements a Retrieval-Augmented Generation (RAG) pipeline...	10	Experimental	1	Jupyter Notebook
92	provos/world-history-1500-qa This repository contains a set of question and answer pairs derived from the...	10	Experimental	2	—
93	Hritik003/RAG-HYDE-Algorithm-based-Q-A-System Developing a question-answering system using RAG and HYDE techniques based...	10	Experimental	2	Jupyter Notebook
94	julianschelb/RAG-based-Knowledge-Extraction-Challenge We're facing a common corporate challenge: making technical knowledge more...	10	Experimental	2	Jupyter Notebook
95	SubhangiSati/RAG-using-DeepSeek-R1 This repository highlights my learning journey in building...	10	Experimental	2	Jupyter Notebook

Comparisons in this category

gc-qa-rag and RAG-AI-Voice-assistant- (54 vs 33) gc-qa-rag and RAGify-Search (54 vs 36) gc-qa-rag and rag-evaluation (54 vs 29) gc-qa-rag and DeepSeek-R1-RAG-for-Document-QA (54 vs 28) gc-qa-rag and LLM-RAG-powered-QA-App (54 vs 29) gc-qa-rag and RAG-with-LLM (54 vs 32) gc-qa-rag and LLM-Blog-Answer-Generator (54 vs 32) gc-qa-rag and lm-rag-techniques (54 vs 30) RAG-AI-Voice-assistant- and lm-rag-techniques (33 vs 30) RAG-DocsInsight-Engine and RAGify-Search (42 vs 36)