--- title: The Open-source RAG Stack | daily.dev description: A comprehensive guide to building production-ready RAG systems using open-source tools. Covers the complete technology stack from frontend frameworks to data... canonical: https://daily.dev/posts/the-open-source-rag-stack-u5yz786h6 twitter:card: summary_large_image twitter:site: @dailydotdev og:type: website og:site_name: daily.dev og:title: The Open-source RAG Stack | daily.dev og:description: A comprehensive guide to building production-ready RAG systems using open-source tools. Covers the complete technology stack from frontend frameworks to data... og:url: https://daily.dev/posts/the-open-source-rag-stack-u5yz786h6 og:image: https://api.daily.dev/og/posts/U5Yz786H6.png og:image:alt: The Open-source RAG Stack og:image:width: 1200 og:image:height: 630 og:locale: en --- > ## Documentation Index > Fetch the complete documentation index at: https://daily.dev/llms.txt > Use this file to discover all available pages before exploring further. # The Open-source RAG Stack **[Daily Dose of Data Science \| Avi Chawla \| Substack](https://daily.dev/sources/dailydoseofds)** · 4 min read · 136 upvotes · 0 comments ## Summary A comprehensive guide to building production-ready RAG systems using open-source tools. Covers the complete technology stack from frontend frameworks to data ingestion, including LLM orchestration tools like LangChain and CrewAI, vector databases like Milvus and Chroma, embedding models, and retrieval systems. Also showcases 9 practical MCP (Model Context Protocol) projects for AI engineers, ranging from local MCP clients to voice agents and financial analysts. ## Full article daily.dev links to this article rather than hosting it. Read it at the original source: ## Similar posts on daily.dev - [Production RAG with LangChain & Vector Databases](https://daily.dev/posts/production-rag-with-langchain-vector-databases-ibfewmq9t) · freeCodeCamp · 4 upvotes · 0 comments --- Tags: [#ai-agents](https://daily.dev/tags/ai-agents), [#langchain](https://daily.dev/tags/langchain), [#llm](https://daily.dev/tags/llm), [#rag](https://daily.dev/tags/rag), [#vector-search](https://daily.dev/tags/vector-search) [View this post on daily.dev](https://daily.dev/posts/the-open-source-rag-stack-u5yz786h6) ```json {"@context":"https://schema.org","@graph":[{"@type":"Organization","@id":"https://daily.dev/#organization","name":"daily.dev","url":"https://daily.dev","logo":{"@type":"ImageObject","url":"https://daily.dev/apple-touch-icon.png","width":180,"height":180},"sameAs":["https://twitter.com/dailydotdev","https://github.com/dailydotdev","https://www.linkedin.com/company/daily-dev-ltd"]},{"@type":"WebSite","@id":"https://daily.dev/#website","url":"https://daily.dev","name":"daily.dev","publisher":{"@id":"https://daily.dev/#organization"},"potentialAction":{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https://daily.dev/search?q={search_term_string}"},"query-input":"required name=search_term_string"}}]} {"@context":"https://schema.org","@type":"TechArticle","headline":"The Open-source RAG Stack","url":"https://daily.dev/posts/the-open-source-rag-stack-u5yz786h6","mainEntityOfPage":{"@type":"WebPage","@id":"https://daily.dev/posts/the-open-source-rag-stack-u5yz786h6"},"datePublished":"2025-09-17T21:08:58.143Z","dateModified":"2026-03-15T08:14:56.112Z","description":"A comprehensive guide to building production-ready RAG systems using open-source tools. 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