deepset-ai/haystack

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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.

Stars: 26.6k
Forks: 3.2k
Open beginner issues: 0
Indexed issues: 92
Avg merge: 1d 3h
Merged PRs (30d): 194

Dominant language: Python
License: Apache-2.0
Last GitHub push: Sep 18, 2026
Latest indexed: Sep 20, 2026
Contributing guide: Contributing guide
Code of conduct: Code of conduct
Beginner labels: No beginner labels indexed

Beginner friendly Everything

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4 beginner-friendly issues open

InMemoryDocumentStore.embedding_retrieval() ignores the store-level return_embedding default Open

Difficulty 2/5 1-3 hours Newbie friendliness 82/100

deepset-ai/haystack#12803 · 2 comments · Opened Sep 18, 2026
CSVDocumentCleaner deletes a row that says N/A, and both CSV components empty those cells Open

Difficulty 2/5 1-3 hours Newbie friendliness 88/100

deepset-ai/haystack#12784 · 2 comments · Opened Sep 16, 2026
File-level and inline comments in breakpoint.py say snapshot saving is 'enabled by default' (it is disabled) Open

P2

Difficulty 2/5 1-3 hours Newbie friendliness 88/100

deepset-ai/haystack#12643 · 1 comment · Opened Sep 7, 2026
Use JSX comments for docstrings Open

P2 type:documentation

Difficulty 2/5 1-3 hours Newbie friendliness 72/100

deepset-ai/haystack#11104 · 1 comment · Opened Apr 14, 2026

deepset-ai/haystack

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