Haystack
End-to-end pipelines for RAG, search, and evaluation (v2 haystack-ai).
llm-orchestration-frameworksRecently released
69
Hero Score
Popularity
52
Performance
85
Ecosystem
75
Maturity
77
Dev Experience
57
⭐ 25,428 stars⬇ 719 downloads/wkFirst release: Jul 2020Last release: May 2026
Async Support: YesPlugin Extensions: HighSpeed: FastDoc Quality: HighLearning Curve: Medium
Pros
- • Pipeline-first design (nodes/components)
- • Strong retrieval & eval tooling
- • Good cloud & DB integrations
Cons
- • Migration from v1 can be non-trivial
- • Less agent-centric than others
- • Boilerplate for custom nodes