Knowledge Graph Question Answering NLP Tools

End-to-end QA systems built on knowledge graphs, including entity recognition, linking, and SPARQL/Cypher query generation. Does NOT include general QA systems without explicit knowledge graph construction, semantic parsing without KG backing, or standalone knowledge graph visualization tools.

There are 32 knowledge graph question answering tools tracked. The highest-rated is abachaa/MedQuAD at 47/100 with 444 stars.

Get all 32 projects as JSON

curl "https://pt-edge.onrender.com/api/v1/datasets/quality?domain=nlp&subcategory=knowledge-graph-question-answering&limit=20"

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#	Tool	Score	Tier	Stars	Language
1	abachaa/MedQuAD Medical Question Answering Dataset of 47,457 QA pairs created from 12 NIH websites	47	Emerging	444	—
2	medmcqa/medmcqa A large-scale (194k), Multiple-Choice Question Answering (MCQA) dataset...	44	Emerging	262	Jupyter Notebook
3	shawnh2/QA-CivilAviationKG 基于民航业知识图谱的自动问答系统	44	Emerging	100	Python
4	YeYzheng/KGQA-Based-On-medicine 基于医药知识图谱的智能问答系统	43	Emerging	1,262	JavaScript
5	chizhu/KGQA_HLM 基于知识图谱的《红楼梦》人物关系可视化及问答系统	43	Emerging	1,322	HTML
6	Joforde/Shukongdashi 使用知识图谱，自然语言处理，卷积神经网络等技术，基于python语言，设计了一个数控领域故障诊断专家系统	42	Emerging	338	HTML
7	pen-ho/medical_knowledge_graph_app-master 医药知识图谱自动问答系统实现，包括构建知识图谱、基于知识图谱的流水线问答以及前端实现。实体识别（基于词典+BERT_CRF）、实体链接（Sentence-...	38	Emerging	342	JavaScript
8	simhag/Compositional-Pre-Training-for-Semantic-Parsing-with-BERT Implementation of Semantic Parsing with BERT and compositional pre-training...	36	Emerging	11	Scala
9	AhmedAbouzaid1/Medical-Question-Answering-System Medical Question Answering System.	36	Emerging	12	Python
10	carlos9310/Spring-Boot-KBQA 以Spring Boot框架为载体，通过集成hanLP、neo4j、spark-mllib实现基于电影知识图谱的简易问答系统。	36	Emerging	64	Java
11	abachaa/MEDIQA2019 Challenge on Textual Inference and Question Entailment in the Medical Domain...	35	Emerging	52	Python
12	abachaa/Existing-Medical-QA-Datasets Multimodal Question Answering in the Medical Domain: A summary of Existing...	35	Emerging	317	—
13	milangritta/Pragmatic-Guide-to-Geoparsing-Evaluation Full resources supporting the publication "A Pragmatic Guide to Geoparsing...	34	Emerging	41	Python
14	tomsherborne/geoquery-src A mirror of the original GeoQuery info site	34	Emerging	10	Prolog
15	jiangnanboy/movie_kg 基于知识图谱的电影智能问答。neo4j构建电影图谱，spark ml完成问答意图分类，将问答语句转为cypher查询语句完成匹配查询。	32	Emerging	38	Java
16	YukiChen-yuxin/Design-and-implementation-of-a-task-based-Q-A-system-based-on-TCM-knowledge-graph Cleanse the data of "Compendium of Materia Medica" as the full-text data...	31	Emerging	4	Jupyter Notebook
17	boostcampaitech3/level2-klue-level2-nlp-09 네이버 부스트캠프 \| KLUE Relation Extraction(RE)	28	Experimental	7	Jupyter Notebook
18	boostcampaitech3/level2-data-annotation_nlp-level2-nlp-09 네이버 부스트캠프 \| '러시아-우크라이나 전쟁' 키워드로 Relation Extraction(RE) Task 데이터 제작	27	Experimental	4	HTML
19	Judenpech/MLEC-QA Data and baseline code of EMNLP 2021 paper "MLEC-QA: A Chinese Multi-Choice...	27	Experimental	31	Python
20	boostcampaitech2/klue-level2-nlp-09 [2nd] KLUE Relation Extraction Competition	25	Experimental	1	Python
21	wangjiezju1988/kgqa 1.4亿通用知识图谱问答	23	Experimental	18	—
22	simula/ImageCLEFmed-MEDVQA-GI-2025 🔬Challenge on VQA and synthetic GI images for enhanced diagnostic AI \| 🌐...	22	Experimental	10	Jupyter Notebook
23	Alexzhuan/awesome-kbqa 🤡 An up-to-date & curated list of awesome KBQA papers, methods & resources.	21	Experimental	10	—
24	interact-erc/GEO-Aligned GeoQuery with word alignment information	21	Experimental	7	—
25	ju-resplande/askD AskDocs: A medical QA dataset	20	Experimental	5	Jupyter Notebook
26	themoonoutofhaze/MedQA-NLI MedQA-NLI is a comprehensive medical reasoning dataset comprising 42,889...	20	Experimental	1	—
27	edwinthomas444/knowledge-graph-question-answering Implementation of Amazon Alexa - E2E Entity Resolution and Question Answering	18	Experimental	2	Python
28	d1egoprog/FastKGQA Paper showcase for a fast QA method using OpenIE appoaches and embedding...	17	Experimental	1	—
29	alizangeneh/geosemantic-qa A research-style Python project for geographic question answering: natural...	15	Experimental	—	Python
30	bansal-yash/TerraQuery-Natural-Language-Interpretation-of-Satellite-Imagery Full code and experimentation of InterIIT 14.0 GeoNLI Challenge on Natural...	14	Experimental	1	Python
31	jlscheerer/kgqa QirK: Question Answering via Intermediate Representation on Knowledge Graphs	11	Experimental	3	Python
32	ohsuz/Relation-Extraction-Competition Naver Boostcamp AI Tech Stage 2 Competition : Relation Extraction	11	Experimental	4	Jupyter Notebook