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deepset-ai/haystack

MDX Tracked since 2019-11-14 Updated 2026-07-16 View source ↗

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Open-source AI orchestration framework for building context-engineered, production-ready LLM applications. Design modular pipelines and agent workflows with explicit control over retrieval, routing, memory, and generation. Built for scalable agents, RAG, multimodal applications, semantic search, and conversational systems.

About

Haystack is an open-source AI orchestration framework for building production-ready LLM applications in Python.

Design modular pipelines and agent workflows with explicit control over retrieval, routing, memory, and generation. Build scalable RAG systems, multimodal applications, semantic search, question answering, and autonomous agents, all in a transparent architecture that lets you experiment, customize deeply, and deploy with confidence.

The simplest way to get Haystack is via pip:

Install nightly pre-releases to try the newest features:

Haystack supports multiple installation methods, including Docker images. For a comprehensive guide, please refer to the documentation.

If you're…

Excerpted from github.com/deepset-ai/haystack

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Stars 25.9k 2026-07-16
Forks 2.9k 2026-07-16
Commits 5.8k 2026-07-16
Releases 235 2026-07-16
Watchers 161 2026-07-16
Open issues 76 2026-07-16
Open PRs 35 2026-07-16