Spring AI RAG Applications Vector Databases

Java/Spring Boot applications implementing Retrieval-Augmented Generation with vector databases and LLMs. Includes complete end-to-end RAG systems, multi-LLM orchestration, and enterprise knowledge management. Does NOT include vector database tools themselves, general LLM frameworks, or non-Java RAG implementations.

There are 23 spring ai rag applications tools tracked. The highest-rated is Angular2Guy/AIDocumentLibraryChat at 47/100 with 32 stars.

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#	Tool	Score	Tier	Stars	Language
1	Angular2Guy/AIDocumentLibraryChat A project to show howto use SpringAI with OpenAI to chat with the documents...	47	Emerging	32	Java
2	El-12stu/RelaMind 基于 AI 的个人成长轨迹分析系统，通过记录生活、回顾历史、分析模式帮助用户更好地理解自己，实现持续成长。包含智能路由、RAG 检索、自主任务智能体等功能。	45	Emerging	196	Java
3	rubin0/spring-ai-examples A collection of Spring AI examples	32	Emerging	4	Java
4	xeraa/rag-with-java-springai-elasticsearch Example of a RAG application using Spring AI, OpenAI and Elasticsearch as a...	32	Emerging	6	Java
5	stylepatrick/spring-ai-rag-vectorstore Spring AI RAG vector store sentiment search on custom data loaded by tiko...	29	Experimental	1	Java
6	AchmadZackyGZ/ecommerce-ai-nextgen Next-Gen AI-Powered E-Commerce ecosystem built with a high-performance...	26	Experimental	1	Java
7	afreenk26/corporate-jargon-ai A fun RAG-powered AI that translates corporate jargon into what people...	22	Experimental	—	—
8	gsavla6-hue/java-rag-system Enterprise RAG system in Java with Spring Boot, vector stores, hybrid search...	22	Experimental	—	Java
9	thecodemonkey/SimilaritySearch This project is part of a tutorial demonstrating how to use Kotlin or Java...	21	Experimental	4	JavaScript
10	steviemul/sherwood Basic correlation of security analysis results	21	Experimental	—	Java
11	harman-04/spring-ai-rag-pgvector-gemini-basics A RAG-based Spring Boot 3.5 application using Google Gemini for text...	20	Experimental	1	Java
12	MelvinChib/AI-powered-intelligent-QA-system-leveraging-embeddings-RAG-and-Spring-AI-backend Production-ready intelligent Q&A system with RAG pipeline, OpenAI...	17	Experimental	—	Java
13	Prajwalkadam29/ai-personal-knowledge-vault AI-Powered Personal Knowledge Management System	17	Experimental	—	Java
14	yichunzhao/ragdemo Purpose: This demo project aims to showcase the end-to-end setup of an AI...	14	Experimental	—	Java
15	Murali-SpringAI/semantic-knowledge-engine Semantic Knowledge Engine – RAG System with Spring Boot, pgvector & Spring AI	14	Experimental	—	Java
16	CesarAVB/ai-assistant-rag-service Microsserviço de assistentes de IA com Spring Boot e Spring AI baseado em...	14	Experimental	1	Java
17	EmircanDemirTR/JAVA-ile-Yapay-Zeka-Muhendisligi Udemy eğitimi: JAVA ile Yapay Zeka Mühendisliği \| Spring AI, RAG, LLM, MCP...	14	Experimental	1	Java
18	manjuk-dev/spring-ai-ollama-demo 🤖 Hybrid AI Gateway with Spring Boot 3 & Spring AI - Orchestrates Google...	13	Experimental	—	Java
19	HeyZhuang/SpringAI-Nexus Next-generation AI application bridge built with Java. Unifying multiple...	13	Experimental	2	JavaScript
20	zubairporag/yu-ai-agent 🤖 Develop cutting-edge AI applications with the "yu-ai-agent" project,...	13	Experimental	—	Java
21	thivernale/tophits-spring A Spring Boot app for managing and analyzing music tracks with REST APIs and...	13	Experimental	—	Java
22	sunm2n/DateWithAi AI 데이팅 시뮬레이션 게임	11	Experimental	2	Java
23	raonigabriel/simple-rag This project uses Spring AI and PGvector to demonstrate retrieval via...	10	Experimental	2	Java