Lightweight RAG Systems Embedding Tools

Minimal, modular, and efficient RAG implementations emphasizing simplicity, local execution, and hybrid search techniques. Does NOT include domain-specific RAG applications (biomedical, legal, enterprise) or vector database-specific implementations.

There are 34 lightweight rag systems tools tracked. The highest-rated is PranavMotarwar/raglineage at 32/100 with 2 stars.

Get all 34 projects as JSON

curl "https://pt-edge.onrender.com/api/v1/datasets/quality?domain=embeddings&subcategory=lightweight-rag-systems&limit=20"

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#	Tool	Score	Tier	Stars	Language
1	PranavMotarwar/raglineage Lineage-aware RAG engine for auditable, reproducible, versioned retrieval and answers	32	Emerging	2	Python
2	PromptlyCode/rag-code-sorting-search RAG code sorting search, RAG knowledge organization	32	Emerging	16	Python
3	undreamai/RAGSearchUnity Semantic search in Unity!	31	Emerging	66	C#
4	SupermatAI/supermat Novel data representation leading to granular citations and higher accuracy	30	Emerging	6	Python
5	wosledon/RAGDemo 本地 ONNX 嵌入与向量检索的轻量教学示例，适合快速原型与学习。a lightweight local RAG demo (ONNX...	26	Experimental	3	C#
6	antoine-de-daran/rag_bible Semantic search engine for the French Bible.	25	Experimental	7	Python
7	cfonseca23/dotnet-data-ingestion-local-rag 🔒 100% Local RAG pipeline for .md documents — Ollama + SQLite-vec +...	23	Experimental	2	C#
8	xlisp/rag-code-sorting-search RAG code sorting search, RAG knowledge organization	23	Experimental	4	Python
9	leestott/local-hybrid-retrival-onnx Foundry Local hybrid retrieval app using ONNX embeddings and vector search...	22	Experimental	—	HTML
10	ikram98ai/movrag A RAG system for searching movies using hybrid search techniques that...	21	Experimental	—	Python
11	silver-gr/UltraRAG 🧠 Κορυφαίο RAG σύστημα για Obsidian • Συνεργασία Ανθρώπου-AI • Late Chunking...	21	Experimental	—	Python
12	AMINAATTAOUI/advanced-rag-system Production-ready foundation for building RAG systems. Hybrid search,...	21	Experimental	—	Python
13	doctorfill-dev/DF-PoC-01 Ce PoC a pour but de tester la possibilité de traiter une grande quantité...	21	Experimental	—	Python
14	LakshmiSravyaVedantham/nano-rag The micrograd of RAG — 300 lines of Rust, no magic	21	Experimental	—	Rust
15	bigbag/microrag Lightweight RAG library with ONNX embeddings, DuckDB storage, and three-tier...	21	Experimental	—	Python
16	extremecoder-rgb/RAG-based-Patent-Innovation-Researcher Patent-Innovation-Predictor is a Python-based project designed to assist...	19	Experimental	—	Python
17	lndulgence/miniRAG A barebones RAG implementation for kubernetes, including a local LLM...	19	Experimental	3	Python
18	dpmorr/LocalRAG Production-ready RAG system starter kit with local LLM inference, hybrid...	17	Experimental	—	Python
19	peaprincesslab/tiny-rag Implementing a Tiny Rag system with only one Python file	17	Experimental	—	Python
20	vihanga/ragoscope Modular RAG framework with semantic chunking, hybrid retrieval, and...	17	Experimental	—	Python
21	Jayluci4/micro-rag RAG in ~150 lines - understand retrieval-augmented generation by building...	17	Experimental	—	Python
22	LeoFu9487/ModelPulse LLM News & Research Radar : Self-Improving RAG Engine	17	Experimental	—	Python
23	hellolets/letsrag Step-by-step guide to building a local RAG system from scratch. Learn hybrid...	14	Experimental	1	Python
24	urmzd/ragdk Go library for multi-modal RAG with graph-enhanced retrieval —...	14	Experimental	—	Go
25	ksericpro/llm_webcrawl_rag_qna LLM, Webcrawl, RAG, Embedding, Indexes, Query	13	Experimental	—	Python
26	rya23/MatryoshkaSearch RAG system with a fine-tuned ModernBERT financial embedding model...	13	Experimental	—	Jupyter Notebook
27	Nagavenkatasai7/rag-from-scratch Building a RAG pipeline from scratch — chunking, embedding, vector search,...	13	Experimental	—	Python
28	Nalini-24/endee_rag_system Semantic Search + Question Answering RAG system using Endee Vector DB	13	Experimental	—	Python
29	ToluClassics/search-related-articles This repository is dedicated to collecting blog posts and articles on the...	12	Experimental	6	—
30	MohamedNassih/Personalized-Analysis-of-Scientific-Articles-using-LLMs-and-a-RAG-paradigm- AI scientific research assistant. Segments, vectorizes (DistilBERT) and...	11	Experimental	3	Jupyter Notebook
31	adamlaszlo91/rag-bible-hungarian A RAG implementation for the Hungarian Bible	11	Experimental	—	Python
32	matsjfunke/rag-from-scratch implemented vector similarity algorithms to understand their inner workings,...	11	Experimental	4	Python
33	dcarpintero/rag-semantic-search-templates RAG & Semantic Search with custom Knowledge Bases	11	Experimental	—	Jupyter Notebook
34	BlackRoad-OS/blackroad-llm-embeddings High-performance embedding service for RAG	11	Experimental	—	Python