haystack vs langflow
A neutral, constraint-first comparison - live GitHub stats and typed relationships, not marketing.
| haystack | langflow | |
|---|---|---|
| Tagline | Open-source AI orchestration framework for building context-engineered, production-ready LLM applications. | Langflow is a powerful platform for building and deploying AI-powered agents and workflows. |
| Stars | 26k | 151k |
| Forks | 2.9k | 9.5k |
| Open issues | 112 | 977 |
| Language | MDX | Python |
| License | Apache-2.0 | MIT |
| Last pushed | Jul 7, 2026 | Jul 7, 2026 |
| Categories | Inference & Serving, AI Agents, Model Training | AI Agents, Evaluation & Observability, Data & Retrieval |
haystack
Deepset-ai/Haystack is an open-source library that enables the design and implementation of modular pipelines and agent workflows in AI projects. It supports retrieval augmented generation (RAG), multimodal applications, semantic search, question answering systems, summarization, and conversational interfaces with explicit control over aspects such as memory and context management.
MDX
langflow
A tool that offers a visual interface to create custom AI-powered services, integrating support for major language models (LLMs) and vector databases. It also provides multi-agent orchestration capabilities and observability.
Python